Scientific Calculator * Downloads & RevenueScientific Calculator * · App Store & Google Play
Scientific Calculator * by TOH CO.,LTD is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
Scientific Calculator * update history & changes
Last change · 6 events since 16 May 2023Full timeline ↓🆕AndroidFirst spotted by AppInsider📦AndroidVersion 1.66🆕iOSFirst spotted by AppInsider🆕iOSReleased on the App Store🆕AndroidReleased on Google Play
Full timeline · 5 events in the last 12 months
- 🆕Scientific Calculator * first spotted by AppInsiderAndroidUnited States (found via similar)
- 📦Scientific Calculator * version 1.66AndroidIn this release:
- Optimize app layout and behavior for better using experience.
- Performance and stability improvements.
Thank you for using our app! We are constantly working hard on making our app better and release updates frequently.… more - 🆕Scientific Calculator * first spotted by AppInsideriOSUnited States (found via search)
- 🆕Scientific Calculator * released on the App StoreiOS
- 🆕Scientific Calculator * released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.3 ★
21k ratings, both stores
Measured
App Store
App details
App ID
1537346972
Publisher
TOWER OF HANOI SOFTWARE COMPANY LIMITED
Publisher country
Vietnam
On the store since
Sep 2023
3 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
31
CA HR CS DA NL EN FI FR DE EL HI HU …
Size
90 MB
Also listed in
Utilities
Google Play
App details
App ID
com.tohsoft.calculator
Publisher
THSOFT SOFTWARE JOINT STOCK COMPANY
Publisher country
Vietnam
Content rating
Everyone
Scientific Calculator * downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | – | – |
| Google Play | – | 5M+ Measured |
| Total | – | 5M+ 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
Business model: Ad-led
How Scientific Calculator * makes money: subscriptions, one-off purchases and ads.
Ads · 16 ad networks
Ads
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | – | 0 of 30 countries | – | – |
| Google Play | – | 0 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.6 ★ | 12 |
| Google Play | 4.3 ★ | 21k 140 written reviews |
| Both stores | 4.3 ★ weighted by ratings | 21k |
About Scientific Calculator *
The Calculator app is an extremely useful math problem solving app. With full features like a pocket calculator, not only helps you calculate from basic to complex quickly and accurately but also there are many other practical features: unit converter, currency exchange rate.
Super Calculator +, fast and accurate calculation app
Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc.
Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps.
Features of free Calculator:
- Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages
- Free calculator: Choice of portrait or landscape keyboard
- Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator.
- Free Calculator + allows edit calculations during input.
- Calculator + save history of performed math operations.
- Select units of calculation in trigonometric functions: degrees and radians
- Faster calculation with mnemonic function keys: MC, M+, M-, MR
- Instantly display temporary results without pressing the “=”
- Option to display results with number of decimal places
- Calculator + allows copying, sharing equations and results of operations.
- Freedom to design and create your own unique theme
Unit Converter
Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax...
- Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ...
- Percentage Calculator
- Discount Calculator: Get a discount price by entering the original price and the discount rate.
- Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate.
- Date Converter, Date difference: Calculates the specific date or anniversary to be remembered!
- Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR).
- Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling.
- GPA Calculator: Calculate your GPA!
- Tip Converter
- Sales Tax Calculator
- Unit Price Calculator
- World Time Converter: Transforms the time of 400+ or more cities around the world.
- Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle!
- Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience.
- Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated.
Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry c
Super Calculator +, fast and accurate calculation app
Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc.
Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps.
Features of free Calculator:
- Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages
- Free calculator: Choice of portrait or landscape keyboard
- Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator.
- Free Calculator + allows edit calculations during input.
- Calculator + save history of performed math operations.
- Select units of calculation in trigonometric functions: degrees and radians
- Faster calculation with mnemonic function keys: MC, M+, M-, MR
- Instantly display temporary results without pressing the “=”
- Option to display results with number of decimal places
- Calculator + allows copying, sharing equations and results of operations.
- Freedom to design and create your own unique theme
Unit Converter
Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax...
- Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ...
- Percentage Calculator
- Discount Calculator: Get a discount price by entering the original price and the discount rate.
- Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate.
- Date Converter, Date difference: Calculates the specific date or anniversary to be remembered!
- Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR).
- Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling.
- GPA Calculator: Calculate your GPA!
- Tip Converter
- Sales Tax Calculator
- Unit Price Calculator
- World Time Converter: Transforms the time of 400+ or more cities around the world.
- Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle!
- Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience.
- Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated.
Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry c
Scientific Calculator * App Store
Not in any tracked top chart right now.
Updated 2 Nov 2026 · rankings refresh through the day
DeveloperTOH CO.,LTD
CategoryProductivity
PriceFree
Released
Rating★ 4.6 (12)
Version2.2
Age rating4+
First seen by us
20 Oct 2026
20 Oct 2026Rating
4.6 ★
12 ratings
Measured
Scientific Calculator * on the App Store
App details
App ID
1537346972
Publisher
TOWER OF HANOI SOFTWARE COMPANY LIMITED
Publisher country
Vietnam
On the store since
Sep 2023
3 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
31
CA HR CS DA NL EN FI FR DE EL HI HU …
Size
90 MB
Also listed in
Utilities
Scientific Calculator * 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
Business model: Ad-led
How Scientific Calculator * makes money: subscriptions, one-off purchases and ads.
Ads · 16 ad networks
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.6 ★
12 ratings
Measured
Ratings
12
Measured
About Scientific Calculator *
The Calculator app is an extremely useful math problem solving app. With full features like a pocket calculator, not only helps you calculate from basic to complex quickly and accurately but also there are many other practical features: unit converter, currency exchange rate.
Super Calculator +, fast and accurate calculation app
Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc.
Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps.
Features of free Calculator:
- Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages
- Free calculator: Choice of portrait or landscape keyboard
- Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator.
- Free Calculator + allows edit calculations during input.
- Calculator + save history of performed math operations.
- Select units of calculation in trigonometric functions: degrees and radians
- Faster calculation with mnemonic function keys: MC, M+, M-, MR
- Instantly display temporary results without pressing the “=”
- Option to display results with number of decimal places
- Calculator + allows copying, sharing equations and results of operations.
- Freedom to design and create your own unique theme
Unit Converter
Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax...
- Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ...
- Percentage Calculator
- Discount Calculator: Get a discount price by entering the original price and the discount rate.
- Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate.
- Date Converter, Date difference: Calculates the specific date or anniversary to be remembered!
- Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR).
- Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling.
- GPA Calculator: Calculate your GPA!
- Tip Converter
- Sales Tax Calculator
- Unit Price Calculator
- World Time Converter: Transforms the time of 400+ or more cities around the world.
- Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle!
- Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience.
- Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated.
Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry c
Super Calculator +, fast and accurate calculation app
Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc.
Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps.
Features of free Calculator:
- Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages
- Free calculator: Choice of portrait or landscape keyboard
- Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator.
- Free Calculator + allows edit calculations during input.
- Calculator + save history of performed math operations.
- Select units of calculation in trigonometric functions: degrees and radians
- Faster calculation with mnemonic function keys: MC, M+, M-, MR
- Instantly display temporary results without pressing the “=”
- Option to display results with number of decimal places
- Calculator + allows copying, sharing equations and results of operations.
- Freedom to design and create your own unique theme
Unit Converter
Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax...
- Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ...
- Percentage Calculator
- Discount Calculator: Get a discount price by entering the original price and the discount rate.
- Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate.
- Date Converter, Date difference: Calculates the specific date or anniversary to be remembered!
- Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR).
- Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling.
- GPA Calculator: Calculate your GPA!
- Tip Converter
- Sales Tax Calculator
- Unit Price Calculator
- World Time Converter: Transforms the time of 400+ or more cities around the world.
- Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle!
- Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience.
- Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated.
Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry c
Latest updates
2.2
- Update function 570, 580
- Update UI
- Improve app's performance
- Fix some bugs
More from TOH CO.,LTD
Calculator - Unit Converter Android
Not in a tracked Google Play top chart right now.
Updated 2 Nov 2026 · rankings refresh through the day
DeveloperTOH Talent Team
CategoryTools
PriceFree
Released
Installs5M+
Rating★ 4.3 (21k)
Updated
Content ratingEveryone
Rating
4.3 ★
21k ratings
Measured
Calculator - Unit Converter on Google Play
App details
App ID
com.tohsoft.calculator
Publisher
THSOFT SOFTWARE JOINT STOCK COMPANY
Publisher country
Vietnam
Content rating
Everyone
Calculator - Unit Converter 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
Business model: Ad-led
How Calculator - Unit Converter makes money: subscriptions, one-off purchases and ads.
Ads · 16 ad networks
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Rating
4.3 ★
21k ratings
Measured
Ratings
21k
Measured
Written reviews
140
Measured
About Calculator - Unit Converter
The Calculator app is an extremely useful math problem solving app. With full features like a pocket calculator, not only helps you calculate from basic to complex quickly and accurately but also there are many other practical features: unit converter, currency exchange rate.
Super Calculator +, fast and accurate calculation app
Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc.
Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps.
Features of free Calculator:
- Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages
- Free calculator: Choice of portrait or landscape keyboard
- Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator.
- Free Calculator + allows edit calculations during input.
- Calculator + save history of performed math operations.
- Select units of calculation in trigonometric functions: degrees and radians
- Faster calculation with mnemonic function keys: MC, M+, M-, MR
- Instantly display temporary results without pressing the “=”
- Option to display results with number of decimal places
- Calculator + allows copying, sharing equations and results of operations.
- Freedom to design and create your own unique theme
Unit Converter
Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax...
- Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ...
- Percentage Calculator
- Discount Calculator: Get a discount price by entering the original price and the discount rate.
- Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate.
- Date Converter, Date difference: Calculates the specific date or anniversary to be remembered!
- Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR).
- Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling.
- GPA Calculator: Calculate your GPA!
- Tip Converter
- Sales Tax Calculator
- Unit Price Calculator
- World Time Converter: Transforms the time of 400+ or more cities around the world.
- Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle!
- Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience.
- Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated.
Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry c
Super Calculator +, fast and accurate calculation app
Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc.
Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps.
Features of free Calculator:
- Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages
- Free calculator: Choice of portrait or landscape keyboard
- Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator.
- Free Calculator + allows edit calculations during input.
- Calculator + save history of performed math operations.
- Select units of calculation in trigonometric functions: degrees and radians
- Faster calculation with mnemonic function keys: MC, M+, M-, MR
- Instantly display temporary results without pressing the “=”
- Option to display results with number of decimal places
- Calculator + allows copying, sharing equations and results of operations.
- Freedom to design and create your own unique theme
Unit Converter
Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax...
- Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ...
- Percentage Calculator
- Discount Calculator: Get a discount price by entering the original price and the discount rate.
- Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate.
- Date Converter, Date difference: Calculates the specific date or anniversary to be remembered!
- Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR).
- Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling.
- GPA Calculator: Calculate your GPA!
- Tip Converter
- Sales Tax Calculator
- Unit Price Calculator
- World Time Converter: Transforms the time of 400+ or more cities around the world.
- Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle!
- Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience.
- Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated.
Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry c
What's new in 1.66
In this release:
- Optimize app layout and behavior for better using experience.
- Performance and stability improvements.
Thank you for using our app! We are constantly working hard on making our app better and release updates frequently.
- Optimize app layout and behavior for better using experience.
- Performance and stability improvements.
Thank you for using our app! We are constantly working hard on making our app better and release updates frequently.