Construction Calculator A1 Downloads & RevenueConstruction Calculator A1 · App Store & Google Play
Construction Calculator A1 gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
Construction Calculator A1 by Binary And Bricks Pvt Ltd is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
Construction Calculator A1 update history & changes
Last change · 13 events since 10 Aug 2020Full timeline ↓💰AndroidIn-app price range changed📦iOSUpdated to version 2026.10.01✏️iOSNew screenshots📦iOSUpdated to version 2026.09.01📦AndroidUpdated to version 2026.09.20🆕iOSFirst spotted by AppInsider🆕AndroidFirst spotted by AppInsider📦AndroidVersion 2026.08.30🆕iOSIts developer released another app: SnagLens AI: Site Audit & Snag🆕AndroidReleased on Google Play
Full timeline · 13 events
- ✏️Construction Calculator A1: app got biggeriOS169 MB → 190 MB (+13%)
- 💰Construction Calculator A1: in-app price range changedAndroid$2.99 - $39.99 per item → $0.99 - $39.99 per item · US
- 📦Construction Calculator A1 updated to version 2026.10.01iOSMeet Ask A1, your AI site assistant (beta)
• Type or say what you need, like "concrete for a 12 x 10 ft slab, 5 inch thick", and get the answer from the app's own calculators.
• Photo of a sketch or floor plan? Ask A1 reads the sizes for you (Pro).
• Add answers to your BOQ, save them as notes, or share them as a PDF.
• Free AI credits every month: 5 on the free plan and 20 with Pro. Monthly and yearly plans add 100 more, and credit packs are there when you need extra.
New calculators
• Interior, PEB and steel sheds, external works, demolition and debris, waterproofing and roofing.
• Fire fighting and plumbing.
Better every day
• Search the whole app from the home screen: calculators, settings and study topics, even in site slang.
• Draw Shape now measures angles and lets you pan around large drawings.
• Daily Brick: one construction tip and a quick challenge every day.
• Cleaner calculator pages, and PDF export fixes.
Tell us how Ask A1 did: tap the thumbs-down on any answer to say what went wrong.… more - ✏️Construction Calculator A1: new screenshotsiOS9 screenshots (was 9) · IN
- 📦Construction Calculator A1 updated to version 2026.09.01iOSYour results now speak your region's units.
• Concrete, sand and aggregate in cubic yards or m³ — and cement in the bag you actually buy: 94 lb, 50, 40, 25 or 20 kg
• Water in gallons or litres, steel in lb or kg
• Share, PDF, Excel and your estimate now match exactly what's on screen
• Rates priced per the unit you buy in
• Fixed: UK and Australia cement costs, Canadian 10M bars, imperial weights
• Clearer, easier-to-read result tables… more - 📦Construction Calculator A1 updated to version 2026.09.20AndroidYour results now speak your region's units.
• Concrete, sand and aggregate in cubic yards or m³ — and cement in the bag you actually buy: 94 lb, 50, 40, 25 or 20 kg
• Water in gallons or litres, steel in lb or kg
• Share, PDF, Excel and your estimate now match exactly what's on screen
• Rates priced per the unit you buy in
• Fixed: UK and Australia cement costs, Canadian 10M bars, imperial weights
• Clearer, easier-to-read result tables… more - 🆕Construction Calculator A1 first spotted by AppInsideriOS#73 in Top Grossing · Productivity · India
- 🆕Construction Calculator A1 first spotted by AppInsiderAndroidIndia
- 📦Construction Calculator A1 version 2026.08.04iOSOur biggest update yet!
ADVANCED RCC CALCULATORS (NEW)
• Column, Footing, Beam & Slab with real geometries and regional bar standards for India, USA, Canada, UK, Australia & Gulf
• Live engineering drawings that follow your inputs — tie styles, curtailment, mats and zones
• Export straight to a Bar Bending Schedule, or share a professional PDF report with the drawing included
TILE QUANTITY (NEW)
• Floor tiles, wall tiles & skirting as three focused calculators
• Generated layout plans and wall elevations, custom tile sizes, dado bands and openings
PAINT & FINISHES (NEW)
• Putty, primer, texture & paint with coverage-based quantities and smart pack sizes
• Wood & metal finishes measured with standard coefficients
MATERIALS & RATES
• Your one steel rate now prices every rebar size, metal section and alloy
• Brick sizes show units and cost per m²; ready-mix grades price per m³
• Set your own labour rates per trade, and price concrete the way you buy it — ready-mix or site-mix
BAR BENDING SCHEDULE, REDESIGNED
• Clean, mobile-friendly editor with add-row cards and automatic weight-by-diameter totals
• Sign by hand and export a professional PDF or Excel sheet
Plus dozens of fixes and UI polish across the app.… more - 📦Construction Calculator A1 version 2026.08.30AndroidNEW Advanced RCC: Column, Footing, Beam & Slab calculators with regional bar standards, live drawings, BBS export & PDF reports.
NEW Tile Quantity: floor, wall & skirting with layout drawings.
NEW Paint & Finishes: putty, primer, texture & paint with smart pack sizes.
Materials & Rates: one steel rate prices every rebar size & section; set your own labour rates.
Redesigned Bar Bending Schedule: hand signature, Excel & PDF export.
Plus many fixes and UI polish.… more - 🆕Construction Calculator A1: its developer released another app: SnagLens AI: Site Audit & SnagiOS
- 🆕Construction Calculator A1 released on the App StoreiOS
- 🆕Construction Calculator A1 released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.7 ★
9.3k ratings, both stores
Measured
Best rank now
#114
App Store · 
Productivity Free
Productivity FreeMeasured
New ratings a week
125
▲ +64% vs the 2 weeks before (Google Play)
Measured
App Store
App details
App ID
1589484051
Publisher
BINARY AND BRICKS PRIVATE LIMITED
Publisher country
India
On the store since
Oct 2021
5 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad · Watch
Universal purchase
Content rating
4+
Languages
1
EN
Size
190 MB
Also listed in
Utilities
Google Play
App details
App ID
com.binaryandbricks.construction_calculator
Publisher
Binary and Bricks Private Limited
Publisher country
India
Content rating
Everyone
Construction Calculator A1 downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | 100+ | 50k+ |
| Google Play | 1k+ | 500k+ Measured |
| Total | 1k+ Confidence | 1M+ Confidence |
How this is calculated
App Store: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where Construction Calculator A1's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: Ad-led
How Construction Calculator A1 makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchasesAds · 2 ad networks
Subscriptions
/mo
of revenue
Ads
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | Pro access monthly subscription subscription | |
| 2 | Lifetime Access | |
| 3 | 500 AI credits | |
| 4 | 500 AI credits | |
| 5 | 100 AI Credits | |
| 6 | Pro access yearly subscription subscription |
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | #114 Productivity Free | 1 of 30 countries | – | – |
| Google Play | #121 Productivity Grossing | 1 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Review momentum
ⓘ How we measure thisApp Store
New ratings a week
28
▼ -44% vs the 2 weeks before
Recent ratings
4.6★
vs 4.6★ lifetime
Review momentum
67/100
faster than 87% of Productivity apps
Google Play
New ratings a week
97
▲ +64% vs the 2 weeks before
Recent ratings
4.8★
vs 4.0★ lifetime
Review momentum
64/100
faster than 49% of Productivity apps
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.6 ★ | 889 |
| Google Play | 4.7 ★ | 8.5k 15 written reviews |
| Both stores | 4.7 ★ weighted by ratings | 9.3k |
About Construction Calculator A1
The #1 construction calculator trusted by 1M+ contractors, builders, and engineers worldwide.
Construction Calculator A1 — the complete civil engineering toolkit for
contractors, builders and engineers. 500+ calculators, from a single slab to a
client-ready Bill of Quantities.
CONCRETE CALCULATOR
• Slabs, footings, columns, beams, stairs, walls & culverts
• Instant material quantities: cement bags, sand, aggregate
• Mix ratios and grade selection for any specification
REBAR & STEEL CALCULATOR
• Bar Bending Schedule (BBS) with shape codes and cutting lengths
• Weight calculator for metric and US bar sizes (#3–#11)
• Lap length, cover & spacing calculations
• Steel tonnage for structural estimates
FEET-INCHES CALCULATOR
• Add, subtract, multiply, divide in feet-inches-fractions
• No decimal conversion needed
• Running tape you can review and reuse
BILL OF QUANTITIES (BOQ) — NEW
• Send any calculation straight to a BOQ
• Organise by project, track total value and % priced
• Professional report with your company header and signature
• Export as PDF or Excel
AUTOMATIC DRAWINGS — NEW
• Calculators draw a dimensioned sketch of what you entered
• Brickwork, steel shapes, concrete sections, excavation, stairs
• Drawings and a DIMENSIONS panel included in every PDF
MATERIAL PRICE LIBRARY — NEW
• Store your own rates in your own currency
• Rates auto-fill into cost fields across the app
• Six regional presets with local materials and units
APPLE WATCH APP — NEW
• Converter, material weight, volume, diagonal and rebar on your wrist
• Prices synced from iPhone, with full calculation history
AREA & VOLUME
• 50+ shapes: rectangle, circle, triangle, trapezoid, polygons, prisms,
cones, spheres and more
• Draw Shape and GPS Area for irregular plots
• Room area, paint coverage, flooring and excavation volumes
UNIT CONVERTER
• Length, area, volume, weight, pressure, power, speed, density and more
• Construction-specific units throughout
LEARN — NEW
• Civil engineering articles, checklists and reference charts
• Topic quizzes with instant explanations
• Daily streaks, XP and achievement badges
PROFESSIONAL FEATURES
• Save and organise calculations by project, with notes and photos
• Share estimates with clients instantly
• Construction cost estimator with breakdown charts and quotations
• Company branding on every report
• Google Drive and iCloud backup, cloud sync across devices
• Metric and Imperial, 16 languages, light and dark themes
• Works offline — calculations need no internet
SUBSCRIPTION INFORMATION
Construction Calculator Pro is available as a monthly or yearly auto-renewing
subscription, or as a one-time Lifetime purchase.
• Payment is charged to your Apple ID account at confirmation of purchase.
• Subscriptions renew automatically unless auto-renew is turned off at least
24 hours before the end of the current period.
• Your account is charged for renewal within 24 hours prior to the end of the
current period, at the rate of your select
Construction Calculator A1 — the complete civil engineering toolkit for
contractors, builders and engineers. 500+ calculators, from a single slab to a
client-ready Bill of Quantities.
CONCRETE CALCULATOR
• Slabs, footings, columns, beams, stairs, walls & culverts
• Instant material quantities: cement bags, sand, aggregate
• Mix ratios and grade selection for any specification
REBAR & STEEL CALCULATOR
• Bar Bending Schedule (BBS) with shape codes and cutting lengths
• Weight calculator for metric and US bar sizes (#3–#11)
• Lap length, cover & spacing calculations
• Steel tonnage for structural estimates
FEET-INCHES CALCULATOR
• Add, subtract, multiply, divide in feet-inches-fractions
• No decimal conversion needed
• Running tape you can review and reuse
BILL OF QUANTITIES (BOQ) — NEW
• Send any calculation straight to a BOQ
• Organise by project, track total value and % priced
• Professional report with your company header and signature
• Export as PDF or Excel
AUTOMATIC DRAWINGS — NEW
• Calculators draw a dimensioned sketch of what you entered
• Brickwork, steel shapes, concrete sections, excavation, stairs
• Drawings and a DIMENSIONS panel included in every PDF
MATERIAL PRICE LIBRARY — NEW
• Store your own rates in your own currency
• Rates auto-fill into cost fields across the app
• Six regional presets with local materials and units
APPLE WATCH APP — NEW
• Converter, material weight, volume, diagonal and rebar on your wrist
• Prices synced from iPhone, with full calculation history
AREA & VOLUME
• 50+ shapes: rectangle, circle, triangle, trapezoid, polygons, prisms,
cones, spheres and more
• Draw Shape and GPS Area for irregular plots
• Room area, paint coverage, flooring and excavation volumes
UNIT CONVERTER
• Length, area, volume, weight, pressure, power, speed, density and more
• Construction-specific units throughout
LEARN — NEW
• Civil engineering articles, checklists and reference charts
• Topic quizzes with instant explanations
• Daily streaks, XP and achievement badges
PROFESSIONAL FEATURES
• Save and organise calculations by project, with notes and photos
• Share estimates with clients instantly
• Construction cost estimator with breakdown charts and quotations
• Company branding on every report
• Google Drive and iCloud backup, cloud sync across devices
• Metric and Imperial, 16 languages, light and dark themes
• Works offline — calculations need no internet
SUBSCRIPTION INFORMATION
Construction Calculator Pro is available as a monthly or yearly auto-renewing
subscription, or as a one-time Lifetime purchase.
• Payment is charged to your Apple ID account at confirmation of purchase.
• Subscriptions renew automatically unless auto-renew is turned off at least
24 hours before the end of the current period.
• Your account is charged for renewal within 24 hours prior to the end of the
current period, at the rate of your select
Construction Calculator A1 App Store
Construction Calculator A1 gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
Construction Calculator A1 is #114 in Productivity Free in India and charting in 1 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
DeveloperBinary And Bricks Pvt Ltd
CategoryProductivity
PriceFree
Released
Rating★ 4.6 (889)
Version2026.10.01
Age rating4+
First seen by us 25 Sep 2026
25 Sep 2026Installs (est.)50k+ worldwide
Rating
4.6 ★
889 ratings
Measured
Best rank now
#114
Productivity FreeMeasured
New ratings a week
28
▼ -44% vs the 2 weeks before
Measured
Construction Calculator A1 on the App Store
App details
App ID
1589484051
Publisher
BINARY AND BRICKS PRIVATE LIMITED
Publisher country
India
On the store since
Oct 2021
5 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad · Watch
Universal purchase
Content rating
4+
Languages
1
EN
Size
190 MB
Also listed in
Utilities
Construction Calculator A1 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. App Store downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where Construction Calculator A1's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Construction Calculator A1 before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: Ad-led
How Construction Calculator A1 makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchasesAds · 2 ad networks
Subscriptions
/mo
of revenue
Ads
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | Pro access monthly subscription subscription | |
| 2 | Lifetime Access | |
| 3 | 500 AI credits | |
| 4 | 500 AI credits | |
| 5 | 100 AI Credits | |
| 6 | Pro access yearly subscription subscription |
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| India | ProductivityFree | #114 |
Apps near Construction Calculator A1 on the chart
Productivity Free, around #114.
Ratings
App Store, worldwide.
Rating
4.6 ★
889 ratings
Measured
Ratings
889
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
28
▼ -44% vs the 2 weeks before
Recent ratings
4.6★
vs 4.6★ lifetime
Review momentum
67/100
faster than 87% of Productivity apps
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
About Construction Calculator A1
The #1 construction calculator trusted by 1M+ contractors, builders, and engineers worldwide.
Construction Calculator A1 — the complete civil engineering toolkit for
contractors, builders and engineers. 500+ calculators, from a single slab to a
client-ready Bill of Quantities.
CONCRETE CALCULATOR
• Slabs, footings, columns, beams, stairs, walls & culverts
• Instant material quantities: cement bags, sand, aggregate
• Mix ratios and grade selection for any specification
REBAR & STEEL CALCULATOR
• Bar Bending Schedule (BBS) with shape codes and cutting lengths
• Weight calculator for metric and US bar sizes (#3–#11)
• Lap length, cover & spacing calculations
• Steel tonnage for structural estimates
FEET-INCHES CALCULATOR
• Add, subtract, multiply, divide in feet-inches-fractions
• No decimal conversion needed
• Running tape you can review and reuse
BILL OF QUANTITIES (BOQ) — NEW
• Send any calculation straight to a BOQ
• Organise by project, track total value and % priced
• Professional report with your company header and signature
• Export as PDF or Excel
AUTOMATIC DRAWINGS — NEW
• Calculators draw a dimensioned sketch of what you entered
• Brickwork, steel shapes, concrete sections, excavation, stairs
• Drawings and a DIMENSIONS panel included in every PDF
MATERIAL PRICE LIBRARY — NEW
• Store your own rates in your own currency
• Rates auto-fill into cost fields across the app
• Six regional presets with local materials and units
APPLE WATCH APP — NEW
• Converter, material weight, volume, diagonal and rebar on your wrist
• Prices synced from iPhone, with full calculation history
AREA & VOLUME
• 50+ shapes: rectangle, circle, triangle, trapezoid, polygons, prisms,
cones, spheres and more
• Draw Shape and GPS Area for irregular plots
• Room area, paint coverage, flooring and excavation volumes
UNIT CONVERTER
• Length, area, volume, weight, pressure, power, speed, density and more
• Construction-specific units throughout
LEARN — NEW
• Civil engineering articles, checklists and reference charts
• Topic quizzes with instant explanations
• Daily streaks, XP and achievement badges
PROFESSIONAL FEATURES
• Save and organise calculations by project, with notes and photos
• Share estimates with clients instantly
• Construction cost estimator with breakdown charts and quotations
• Company branding on every report
• Google Drive and iCloud backup, cloud sync across devices
• Metric and Imperial, 16 languages, light and dark themes
• Works offline — calculations need no internet
SUBSCRIPTION INFORMATION
Construction Calculator Pro is available as a monthly or yearly auto-renewing
subscription, or as a one-time Lifetime purchase.
• Payment is charged to your Apple ID account at confirmation of purchase.
• Subscriptions renew automatically unless auto-renew is turned off at least
24 hours before the end of the current period.
• Your account is charged for renewal within 24 hours prior to the end of the
current period, at the rate of your select
Construction Calculator A1 — the complete civil engineering toolkit for
contractors, builders and engineers. 500+ calculators, from a single slab to a
client-ready Bill of Quantities.
CONCRETE CALCULATOR
• Slabs, footings, columns, beams, stairs, walls & culverts
• Instant material quantities: cement bags, sand, aggregate
• Mix ratios and grade selection for any specification
REBAR & STEEL CALCULATOR
• Bar Bending Schedule (BBS) with shape codes and cutting lengths
• Weight calculator for metric and US bar sizes (#3–#11)
• Lap length, cover & spacing calculations
• Steel tonnage for structural estimates
FEET-INCHES CALCULATOR
• Add, subtract, multiply, divide in feet-inches-fractions
• No decimal conversion needed
• Running tape you can review and reuse
BILL OF QUANTITIES (BOQ) — NEW
• Send any calculation straight to a BOQ
• Organise by project, track total value and % priced
• Professional report with your company header and signature
• Export as PDF or Excel
AUTOMATIC DRAWINGS — NEW
• Calculators draw a dimensioned sketch of what you entered
• Brickwork, steel shapes, concrete sections, excavation, stairs
• Drawings and a DIMENSIONS panel included in every PDF
MATERIAL PRICE LIBRARY — NEW
• Store your own rates in your own currency
• Rates auto-fill into cost fields across the app
• Six regional presets with local materials and units
APPLE WATCH APP — NEW
• Converter, material weight, volume, diagonal and rebar on your wrist
• Prices synced from iPhone, with full calculation history
AREA & VOLUME
• 50+ shapes: rectangle, circle, triangle, trapezoid, polygons, prisms,
cones, spheres and more
• Draw Shape and GPS Area for irregular plots
• Room area, paint coverage, flooring and excavation volumes
UNIT CONVERTER
• Length, area, volume, weight, pressure, power, speed, density and more
• Construction-specific units throughout
LEARN — NEW
• Civil engineering articles, checklists and reference charts
• Topic quizzes with instant explanations
• Daily streaks, XP and achievement badges
PROFESSIONAL FEATURES
• Save and organise calculations by project, with notes and photos
• Share estimates with clients instantly
• Construction cost estimator with breakdown charts and quotations
• Company branding on every report
• Google Drive and iCloud backup, cloud sync across devices
• Metric and Imperial, 16 languages, light and dark themes
• Works offline — calculations need no internet
SUBSCRIPTION INFORMATION
Construction Calculator Pro is available as a monthly or yearly auto-renewing
subscription, or as a one-time Lifetime purchase.
• Payment is charged to your Apple ID account at confirmation of purchase.
• Subscriptions renew automatically unless auto-renew is turned off at least
24 hours before the end of the current period.
• Your account is charged for renewal within 24 hours prior to the end of the
current period, at the rate of your select
Latest updates
2026.10.01
Meet Ask A1, your AI site assistant (beta)
• Type or say what you need, like "concrete for a 12 x 10 ft slab, 5 inch thick", and get the answer from the app's own calculators.
• Photo of a sketch or floor plan? Ask A1 reads the sizes for you (Pro).
• Add answers to your BOQ, save them as notes, or share them as a PDF.
• Free AI credits every month: 5 on the free plan and 20 with Pro. Monthly and yearly plans add 100 more, and credit packs are there when you need extra.
New calculators
• Interior, PEB and steel sheds, external works, demolition and debris, waterproofing and roofing.
• Fire fighting and plumbing.
Better every day
• Search the whole app from the home screen: calculators, settings and study topics, even in site slang.
• Draw Shape now measures angles and lets you pan around large drawings.
• Daily Brick: one construction tip and a quick challenge every day.
• Cleaner calculator pages, and PDF export fixes.
Tell us how Ask A1 did: tap the thumbs-down on any answer to say what went wrong.
2026.09.01
Your results now speak your region's units.
• Concrete, sand and aggregate in cubic yards or m³ — and cement in the bag you actually buy: 94 lb, 50, 40, 25 or 20 kg
• Water in gallons or litres, steel in lb or kg
• Share, PDF, Excel and your estimate now match exactly what's on screen
• Rates priced per the unit you buy in
• Fixed: UK and Australia cement costs, Canadian 10M bars, imperial weights
• Clearer, easier-to-read result tables
2026.08.04
Our biggest update yet!
ADVANCED RCC CALCULATORS (NEW)
• Column, Footing, Beam & Slab with real geometries and regional bar standards for India, USA, Canada, UK, Australia & Gulf
• Live engineering drawings that follow your inputs — tie styles, curtailment, mats and zones
• Export straight to a Bar Bending Schedule, or share a professional PDF report with the drawing included
TILE QUANTITY (NEW)
• Floor tiles, wall tiles & skirting as three focused calculators
• Generated layout plans and wall elevations, custom tile sizes, dado bands and openings
PAINT & FINISHES (NEW)
• Putty, primer, texture & paint with coverage-based quantities and smart pack sizes
• Wood & metal finishes measured with standard coefficients
MATERIALS & RATES
• Your one steel rate now prices every rebar size, metal section and alloy
• Brick sizes show units and cost per m²; ready-mix grades price per m³
• Set your own labour rates per trade, and price concrete the way you buy it — ready-mix or site-mix
BAR BENDING SCHEDULE, REDESIGNED
• Clean, mobile-friendly editor with add-row cards and automatic weight-by-diameter totals
• Sign by hand and export a professional PDF or Excel sheet
Plus dozens of fixes and UI polish across the app.
Store changes
What Construction Calculator A1 changed on its store page: name, icon, screenshots, price, size, languages, requirements.
App got bigger
169 MB → 190 MB (+13%)
New screenshots
9 screenshots (was 9)
More from Binary And Bricks Pvt Ltd
Construction Calculator A1 Android
Construction Calculator A1 gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
Construction Calculator A1 is #121 in Productivity Grossing on Google Play in India and charting in 1 of 23 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
DeveloperBinary and Bricks Pvt. Ltd.
CategoryProductivity
PriceFree
Released
Installs500k+
Rating★ 4.7 (8.5k)
Updated
Content ratingEveryone
Rating
4.7 ★
8.5k ratings
Measured
Best rank now
#121
Productivity GrossingMeasured
New ratings a week
97
▲ +64% vs the 2 weeks before
Measured
Construction Calculator A1 on Google Play
App details
App ID
com.binaryandbricks.construction_calculator
Publisher
Binary and Bricks Private Limited
Publisher country
India
Content rating
Everyone
Construction Calculator A1 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where Construction Calculator A1's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Construction Calculator A1 before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: Ad-led
How Construction Calculator A1 makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchasesAds · 2 ad networks
Subscriptions
/mo
of revenue
Ads
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | Pro access monthly subscription subscription | |
| 2 | Lifetime Access | |
| 3 | 500 AI credits | |
| 4 | 500 AI credits | |
| 5 | 100 AI Credits | |
| 6 | Pro access yearly subscription subscription |
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| India | ProductivityGrossing | #121 |
Apps near Construction Calculator A1 on the chart
Productivity Grossing, around #121.
Ratings
Google Play, worldwide.
Rating
4.7 ★
8.5k ratings
Measured
Ratings
8.5k
Measured
Written reviews
15
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
97
▲ +64% vs the 2 weeks before
Recent ratings
4.8★
vs 4.0★ lifetime
Review momentum
64/100
faster than 49% of Productivity apps
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
About Construction Calculator A1
Construction Calculator A1 – The Ultimate Civil Engineering Tool
Construction Calculator A1 is a complete civil engineering toolkit for engineers,
contractors, architects, site supervisors, quantity surveyors (QS) and real estate
professionals. 500+ calculators take you from material estimation and RCC design all
the way to a client-ready Bill of Quantities — on your phone, tablet, Apple Watch and the web.
IDEAL FOR
✔ Civil Engineers & Contractors – RCC, beam, column, footing & reinforcement
✔ Quantity Surveyors & Estimators – Fast, accurate material take-offs
✔ Site Supervisors & Project Managers – On-site calculations and costing
✔ Architects & Builders – Area, volume and design measurements
✔ DIY Home Builders & Real Estate Professionals – Land and plot area
★ NEW — BILL OF QUANTITIES (BOQ)
✔ Add any calculation result straight to a BOQ
✔ Organise work by project, track total value and % priced
✔ Professional BOQ report with your company header and signature
✔ Export as PDF or Excel and send to clients
★ NEW — AUTOMATIC DRAWINGS
✔ Calculators generate a dimensioned drawing of what you entered
✔ Brickwork, steel/BBS shapes, concrete sections, excavation, stairs and more
✔ Drawings and a DIMENSIONS/QUANTITIES panel included in every PDF report
★ NEW — MATERIAL PRICE LIBRARY
✔ Store your own material rates in your own currency
✔ Rates auto-fill into cost fields across the app
✔ Six regional presets with local materials and units
★ NEW — LEARN: STUDY & QUIZ
✔ Civil engineering articles, checklists and reference charts
✔ Topic quizzes with instant explanations
✔ Daily streaks, XP, stars and achievement badges
QUANTITY CALCULATORS
✔ Concrete – slab, beam, column, footing, staircase, retaining wall, culvert
✔ Steel & BBS – reinforcement weight, cutting length, bar bending schedules
✔ Brick, Block & Plaster – walls, bonds, arches, AAC/CLC blocks
✔ Flooring, Tile & Plywood
✔ Paint – litres/gallons with coats and coverage
✔ Water Tank – rectangular, cylindrical, spherical, capsule and more
✔ Excavation & Backfill, Anti-Termite, Shuttering, Plum Concrete
✔ Roofing – area, pitch, rafter length, gable and flat roofs
✔ Infrastructure – road, rail, dam, sewage, water supply
✔ Construction Cost Estimator with breakdown charts and client quotations
AREA & VOLUME
✔ Plot area, rectangle, square, triangle, circle, trapezoid, polygons
✔ Cube, cone, cylinder, sphere, prism, pyramid, frustum and more
✔ Draw Shape and GPS Area for irregular plots
UNIT CONVERTER
✔ Length, area, volume, weight, pressure, power, speed, time, fuel, angle, density
✔ Feet-inch-fraction construction calculator with a running tape
SAVE, SHARE & SYNC
✔ Save calculations, add notes and photos, organise in folders
✔ Export PDF and Excel reports with your company logo and signature
✔ Google Drive and iCloud backup
✔ Cloud sync across your devices (Pro)
✔ Use the same account on the web
WHY CHOOSE CONSTRUCTION CALCULATOR FREE
✔ Metric & Imperial – switch instantly in any calculator
✔ W
Construction Calculator A1 is a complete civil engineering toolkit for engineers,
contractors, architects, site supervisors, quantity surveyors (QS) and real estate
professionals. 500+ calculators take you from material estimation and RCC design all
the way to a client-ready Bill of Quantities — on your phone, tablet, Apple Watch and the web.
IDEAL FOR
✔ Civil Engineers & Contractors – RCC, beam, column, footing & reinforcement
✔ Quantity Surveyors & Estimators – Fast, accurate material take-offs
✔ Site Supervisors & Project Managers – On-site calculations and costing
✔ Architects & Builders – Area, volume and design measurements
✔ DIY Home Builders & Real Estate Professionals – Land and plot area
★ NEW — BILL OF QUANTITIES (BOQ)
✔ Add any calculation result straight to a BOQ
✔ Organise work by project, track total value and % priced
✔ Professional BOQ report with your company header and signature
✔ Export as PDF or Excel and send to clients
★ NEW — AUTOMATIC DRAWINGS
✔ Calculators generate a dimensioned drawing of what you entered
✔ Brickwork, steel/BBS shapes, concrete sections, excavation, stairs and more
✔ Drawings and a DIMENSIONS/QUANTITIES panel included in every PDF report
★ NEW — MATERIAL PRICE LIBRARY
✔ Store your own material rates in your own currency
✔ Rates auto-fill into cost fields across the app
✔ Six regional presets with local materials and units
★ NEW — LEARN: STUDY & QUIZ
✔ Civil engineering articles, checklists and reference charts
✔ Topic quizzes with instant explanations
✔ Daily streaks, XP, stars and achievement badges
QUANTITY CALCULATORS
✔ Concrete – slab, beam, column, footing, staircase, retaining wall, culvert
✔ Steel & BBS – reinforcement weight, cutting length, bar bending schedules
✔ Brick, Block & Plaster – walls, bonds, arches, AAC/CLC blocks
✔ Flooring, Tile & Plywood
✔ Paint – litres/gallons with coats and coverage
✔ Water Tank – rectangular, cylindrical, spherical, capsule and more
✔ Excavation & Backfill, Anti-Termite, Shuttering, Plum Concrete
✔ Roofing – area, pitch, rafter length, gable and flat roofs
✔ Infrastructure – road, rail, dam, sewage, water supply
✔ Construction Cost Estimator with breakdown charts and client quotations
AREA & VOLUME
✔ Plot area, rectangle, square, triangle, circle, trapezoid, polygons
✔ Cube, cone, cylinder, sphere, prism, pyramid, frustum and more
✔ Draw Shape and GPS Area for irregular plots
UNIT CONVERTER
✔ Length, area, volume, weight, pressure, power, speed, time, fuel, angle, density
✔ Feet-inch-fraction construction calculator with a running tape
SAVE, SHARE & SYNC
✔ Save calculations, add notes and photos, organise in folders
✔ Export PDF and Excel reports with your company logo and signature
✔ Google Drive and iCloud backup
✔ Cloud sync across your devices (Pro)
✔ Use the same account on the web
WHY CHOOSE CONSTRUCTION CALCULATOR FREE
✔ Metric & Imperial – switch instantly in any calculator
✔ W
What's new in 2026.09.20
Your results now speak your region's units.
• Concrete, sand and aggregate in cubic yards or m³ — and cement in the bag you actually buy: 94 lb, 50, 40, 25 or 20 kg
• Water in gallons or litres, steel in lb or kg
• Share, PDF, Excel and your estimate now match exactly what's on screen
• Rates priced per the unit you buy in
• Fixed: UK and Australia cement costs, Canadian 10M bars, imperial weights
• Clearer, easier-to-read result tables
• Concrete, sand and aggregate in cubic yards or m³ — and cement in the bag you actually buy: 94 lb, 50, 40, 25 or 20 kg
• Water in gallons or litres, steel in lb or kg
• Share, PDF, Excel and your estimate now match exactly what's on screen
• Rates priced per the unit you buy in
• Fixed: UK and Australia cement costs, Canadian 10M bars, imperial weights
• Clearer, easier-to-read result tables
Store changes
What Construction Calculator A1 changed on its store page: name, icon, screenshots, price, size, languages, requirements.
In-app price range changed
$2.99 - $39.99 per item → $0.99 - $39.99 per item