APKs
Split APK — use Split APKs Installer (SAI) to install.
About Simple Calculator
Simple Calculator Description
[Key features]
Perform four fundamental operations and engineering calculations.
To start the engineering calculator, tap the engineering calculator icon.
To check the calculation history, tap the calculation history icon.
You can use all the previously inputted formulas. Tap the formula you need from the calculation history.
[Additional features]
To convert units, tap the unit calculator button. You can easily convert various types of
Currency,
Area,
Length,
Temperature,
Volume,
Mass,
Data,
Speed,
Time,
Date,
BMI,
Discount,
Age,
Numeral System,
GST,
Split bill,
Frequency,
Fuel,
Angle,
Pressure,
Force,
Power,
Loan
To change theme mode, tap the night mode icon.
To specify the time of night mode, select time range from settings.
To change color, chose the color you want from settings
To delete a history, long press on it in the history page
To change language, select preferred language from settings.
To play a beep or vibrate when pressing a button, go to settings.
To change numerals, select preferred numerals from settings (All numerals are supported)
To change number format, select the preferred format from settings
To change decimal places after the comma, select the number of decimal places from settings
To enable / disable full screen, enable / disable it from settings.
To keep calculation record, enable/disable it from settings.
To keep the screen on, enable/disable it from settings.
To hide an icon, go to settings.
*****
Last but not least, all of these features come in small size and it is completely free.
Perform four fundamental operations and engineering calculations.
To start the engineering calculator, tap the engineering calculator icon.
To check the calculation history, tap the calculation history icon.
You can use all the previously inputted formulas. Tap the formula you need from the calculation history.
[Additional features]
To convert units, tap the unit calculator button. You can easily convert various types of
Currency,
Area,
Length,
Temperature,
Volume,
Mass,
Data,
Speed,
Time,
Date,
BMI,
Discount,
Age,
Numeral System,
GST,
Split bill,
Frequency,
Fuel,
Angle,
Pressure,
Force,
Power,
Loan
To change theme mode, tap the night mode icon.
To specify the time of night mode, select time range from settings.
To change color, chose the color you want from settings
To delete a history, long press on it in the history page
To change language, select preferred language from settings.
To play a beep or vibrate when pressing a button, go to settings.
To change numerals, select preferred numerals from settings (All numerals are supported)
To change number format, select the preferred format from settings
To change decimal places after the comma, select the number of decimal places from settings
To enable / disable full screen, enable / disable it from settings.
To keep calculation record, enable/disable it from settings.
To keep the screen on, enable/disable it from settings.
To hide an icon, go to settings.
*****
Last but not least, all of these features come in small size and it is completely free.
What's new
Version 3.6.3 (Aug 14, 2026)
This is the latest APK we verified and uploaded. Older versions are still available.
Frequently Asked Questions
Yes, the calculator can be used offline.
Tap the night mode icon to change the theme mode.
No, the app is completely free.
Yes, you can change settings such as language, numerals, and number format.
The app is compatible with devices having Min SDK 29 and Target SDK 36.
Additional Information
Category
App › Productivity
Version
3.6.3
Updated
Aug 14, 2026
Requires Android
Android: 10+ Android 10 (API 29)
Permissions
Low risk
0 / 100
High risk
No sensitive permissions are requested.
Architectures
Supports 32-bit ARM Android CPU architectures.
armeabi-v7a
32-bit
Older Android devices
Your device
Target Android
Android: 16 Android 16 (API 36)
Estimated Download Time
File Size: 16.05 MB
3G network (~2 Mbps)
1m 18s
4G LTE (~25 Mbps)
7 seconds
5G network (~150 Mbps)
2 seconds
Broadband / Wi-Fi (~100 Mbps)
2 seconds
Hashes
SHA-1
3cdc138959358128af19cf38d6cf9981c8f25fddSHA-256
E06A4084925D66ACFA73D764B81F324F360CAB4E899C890E775D7FFC2E1E690ASigning Certificate SHA-1
13f975acdab39d461b54b411896b49d62ad4153eAvailable On
