Diam Calc Pro Downloads & RevenueDiam Calc Pro · App Store
Diam Calc Pro is #173 in Business Paid in India and charting in 2 of 30 countries we track.
Updated 11 Nov 2026 · rankings refresh through the day
DeveloperThe Perfect Creative Studio
CategoryBusiness
Price349.00 RUB
Released
Rating★ 0.0 (0)
Version3.1.0
Age rating4+
First seen by us
26 Sep 2026
26 Sep 2026Full timeline · 4 events
- 🆕Diam Calc Pro first spotted by AppInsider#102 in Top Paid · Business · Russia
- 📈Diam Calc Pro charting in a new countryIndia
- 📦Diam Calc Pro version 3.1.0Version 3.1.0 — Complete Redesign
• All-new interface built natively for iOS 26 with Apple's Liquid Glass material system
• Real diamond photography for all 11 shapes
• Per-shape vibrant accent colors for instant shape recognition
• Full dark mode and light mode support with one-tap toggle
• Height input now accepts both percentage (%) and millimeters (mm)
• Animated splash screen with wireframe diamond illustration
• Faster, more accurate weight calculations using updated industry formulas
• Supports all screen sizes and Dynamic Type… more - 🆕Diam Calc Pro released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
0.0 ★
0 ratings
Measured
Best rank now
#173
Business PaidMeasured
Diam Calc Pro on the App Store
App details
App ID
1141717792
Publisher
The Perfect Creative Studio
On the store since
Sep 2016
10 years on the store
Minimum OS
iOS 17.6+
iPhone XS and later
Devices
iPhone · iPad
Content rating
4+
Languages
1
EN
Size
9 MB
Also listed in
Productivity
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| India | BusinessPaid | #173 |
| Russia | BusinessPaid | #199 |
Apps near Diam Calc Pro on the chart
Business Paid, around #173.
Ratings
App Store, worldwide.
Rating
0.0 ★
0 ratings
Measured
Ratings
0
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
under 1
4-week average
Lifetime rating
5.0★
recent stars not readable yet: new ratings are a tiny share of the total
Review momentum
20/100
faster than 0% of Business 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 Diam Calc Pro
Diam Calc Pro is the professional diamond weight estimator trusted by jewelers, gemologists, and diamond enthusiasts worldwide.
Instantly calculate the estimated carat weight of any diamond using industry-standard formulas. Simply enter the measurements and get accurate results in seconds — no internet required.
11 DIAMOND SHAPES SUPPORTED
• Round Brilliant
• Oval
• Pear
• Heart
• Marquise
• Princess
• Cushion
• Emerald (Step Cut)
• Radiant
• Trilliant
• Asscher (Step Cut)
HOW IT WORKS
Enter the diamond's length, width (for fancy shapes), and height — either as a percentage of diameter or in millimeters. The app returns:
• Average diameter (mm)
• Height percentage (%)
• Height in millimeters (mm)
• Estimated weight in carats (ct)
DESIGNED FOR PROFESSIONALS
Diam Calc Pro is built for speed and accuracy. Whether you're at a trade show, a jewelry bench, or a buying desk, you'll have precise weight estimates at your fingertips.
WHAT'S NEW IN VERSION 3.1.0
Complete redesign built for iOS 26 with Apple's Liquid Glass material system. Real diamond photography, per-shape accent colors, dark & light mode support, animated splash screen, and a fully native SwiftUI interface.
PRIVACY:
No account required. No data collected. No ads. Your calculations stay on your device.
Diam Calc Pro is a paid, ad-free app - a one-time purchase for professionals who demand the best tools.
Thanks for using Diam Calc Pro!
Instantly calculate the estimated carat weight of any diamond using industry-standard formulas. Simply enter the measurements and get accurate results in seconds — no internet required.
11 DIAMOND SHAPES SUPPORTED
• Round Brilliant
• Oval
• Pear
• Heart
• Marquise
• Princess
• Cushion
• Emerald (Step Cut)
• Radiant
• Trilliant
• Asscher (Step Cut)
HOW IT WORKS
Enter the diamond's length, width (for fancy shapes), and height — either as a percentage of diameter or in millimeters. The app returns:
• Average diameter (mm)
• Height percentage (%)
• Height in millimeters (mm)
• Estimated weight in carats (ct)
DESIGNED FOR PROFESSIONALS
Diam Calc Pro is built for speed and accuracy. Whether you're at a trade show, a jewelry bench, or a buying desk, you'll have precise weight estimates at your fingertips.
WHAT'S NEW IN VERSION 3.1.0
Complete redesign built for iOS 26 with Apple's Liquid Glass material system. Real diamond photography, per-shape accent colors, dark & light mode support, animated splash screen, and a fully native SwiftUI interface.
PRIVACY:
No account required. No data collected. No ads. Your calculations stay on your device.
Diam Calc Pro is a paid, ad-free app - a one-time purchase for professionals who demand the best tools.
Thanks for using Diam Calc Pro!
Latest updates
3.1.0
Version 3.1.0 — Complete Redesign
• All-new interface built natively for iOS 26 with Apple's Liquid Glass material system
• Real diamond photography for all 11 shapes
• Per-shape vibrant accent colors for instant shape recognition
• Full dark mode and light mode support with one-tap toggle
• Height input now accepts both percentage (%) and millimeters (mm)
• Animated splash screen with wireframe diamond illustration
• Faster, more accurate weight calculations using updated industry formulas
• Supports all screen sizes and Dynamic Type