Calculator Downloads & RevenueCalculator - 15 Calculators · App Store
Not in any tracked top chart right now.
Updated 2 Nov 2026 · rankings refresh through the day
DeveloperRV AppStudios LLC
CategoryUtilities
PriceFree
Released
Rating★ 4.2 (5)
Version1.1.3
Age rating4+
First seen by us
12 Oct 2026
Calculator - 15 Calculators update history & changes
Last change · 3 events since 9 Jan 2023Full timeline ↓Full timeline · 2 events in the last 12 months
- 🆕Calculator - 15 Calculators first spotted by AppInsiderIndia (found via developer)
- 🆕Calculator - 15 Calculators 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
4.2 ★
5 ratings
Measured
Calculator - 15 Calculators on the App Store
App details
App ID
1609183107
Publisher
RV AppStudios LLC
On the store since
Jan 2023
3 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Content rating
4+
Languages
30
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Size
31 MB
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
4.2 ★
5 ratings
Measured
Ratings
5
Measured
About Calculator - 15 Calculators
Do you calculate manually? Bored with your in-built Calculator App? Download this Calculator app and do math calculations easily. With this app, you can smoothly enter your data and get results quickly. With the best calculator app around, relax and do your calculations accurately. This all in one calculator app is going to be your go-to choice for everyday use.
Apart from doing fundamental arithmetic operations like addition, subtraction, multiplication, and division, you can do scientific calculations too. If you are looking for a simple calculator along with a scientific calculator, which gives accurate results up to 10 decimal places, this app is among the best calculator app for you.
Get the most out of your Unit converter by quickly and easily converting between multiple units of measurement. This unit converter is the perfect tool for converting between units of length, area, volume, speed, temperature, mass, pressure, and more. With a simple and intuitive design, it's easy to use and makes converting units a breeze.
* List of calculators that you get in this app:
- Classic Calculator: This calculator allows you to perform addition, subtraction, multiplication, and division as well as advanced mathematical calculations.
- Scientific Calculator: Do advanced mathematical calculations like logarithmic & trigonometric functions easily.
- Sales Tax calculator: Find out before-tax price and final or after-tax price.
- Age calculator: Calculate age in years, months, days, or minutes!
- Tip calculator: Learn how much you and your friends should leave for a tip, instantly!
- Discount calculator: Save money by calculating discounts rapidly and accurately.
- Fuel calculator: Enter travel distance, fuel efficiency, and fuel price to know how much your trip will cost.
- Fuel Efficiency: Enter mileage before and after fueling to see how efficiently your car uses gas.
- Savings calculator: Calculate the savings easily with the best savings calculator.
- Loan Calculator: It helps to calculate the monthly payments, interest cost, and total amount to be repaid on a loan over a specified period of time.
- Health Calculator: It will calculate the BMI based on height and weight, and BMR which represents the number of calories their body needs to function at rest.
- Ovulation Calculator: Predicts fertility window by calculating the date of ovulation for tracking menstrual cycles and optimizing chances of conception.
- GPA Calculator: Calculates Grade Point Average (GPA) based on inputted grades and credits for easy academic performance tracking.
- Unit Price Calculator: Calculates unit price for comparison shopping by dividing total cost by quantity.
- GST Calculator: It will help individuals or businesses determine the amount of GST payable on specific items.
- Unit Converter: Easily convert any quantity from one unit into other: length, weight, temperature, speed, density, pressure, etc. It is very helpful during construction work.
- World Time: Displays
Apart from doing fundamental arithmetic operations like addition, subtraction, multiplication, and division, you can do scientific calculations too. If you are looking for a simple calculator along with a scientific calculator, which gives accurate results up to 10 decimal places, this app is among the best calculator app for you.
Get the most out of your Unit converter by quickly and easily converting between multiple units of measurement. This unit converter is the perfect tool for converting between units of length, area, volume, speed, temperature, mass, pressure, and more. With a simple and intuitive design, it's easy to use and makes converting units a breeze.
* List of calculators that you get in this app:
- Classic Calculator: This calculator allows you to perform addition, subtraction, multiplication, and division as well as advanced mathematical calculations.
- Scientific Calculator: Do advanced mathematical calculations like logarithmic & trigonometric functions easily.
- Sales Tax calculator: Find out before-tax price and final or after-tax price.
- Age calculator: Calculate age in years, months, days, or minutes!
- Tip calculator: Learn how much you and your friends should leave for a tip, instantly!
- Discount calculator: Save money by calculating discounts rapidly and accurately.
- Fuel calculator: Enter travel distance, fuel efficiency, and fuel price to know how much your trip will cost.
- Fuel Efficiency: Enter mileage before and after fueling to see how efficiently your car uses gas.
- Savings calculator: Calculate the savings easily with the best savings calculator.
- Loan Calculator: It helps to calculate the monthly payments, interest cost, and total amount to be repaid on a loan over a specified period of time.
- Health Calculator: It will calculate the BMI based on height and weight, and BMR which represents the number of calories their body needs to function at rest.
- Ovulation Calculator: Predicts fertility window by calculating the date of ovulation for tracking menstrual cycles and optimizing chances of conception.
- GPA Calculator: Calculates Grade Point Average (GPA) based on inputted grades and credits for easy academic performance tracking.
- Unit Price Calculator: Calculates unit price for comparison shopping by dividing total cost by quantity.
- GST Calculator: It will help individuals or businesses determine the amount of GST payable on specific items.
- Unit Converter: Easily convert any quantity from one unit into other: length, weight, temperature, speed, density, pressure, etc. It is very helpful during construction work.
- World Time: Displays
Latest updates
1.1.3
iOS 26 Ready + Sleek Liquid Glass Design
Your all-in-one Calculator is now even better with full iOS 26 support. Perform everyday, scientific, and advanced calculations with smoother performance on the latest devices, while the Liquid Glass interface brings enhanced clarity and a modern look for a refined experience.
Here’s what’s new:
- Full compatibility with iOS 26 for reliable performance
- Liquid Glass effects for a clearer, modern interface
- Enhanced readability and smoother interaction across all calculators
- General bug fixes and performance improvements