Calculator: Simple & Clean
No Ads, History & Converter
Free · Designed for iPad. Not verified for macOS.
A calculator that gets out of your way. No ads, no pop-ups, no account. Just clean, accurate math on iPhone and iPad.
WHY PEOPLE SWITCH
Most free calculators interrupt you with video ads, upgrade screens and rating pop-ups. Calculator: Simple & Clean never does. Open it and start typing.
MATH YOU CAN TRUST
• Correct order of operations, so 2 + 3 × 4 = 14
• See the full expression as you type, with a live result
• Smart percent, sign toggle and decimal formatting
• Repeat the last operation by tapping equals again
• Safe handling of divide by zero
HISTORY THAT STAYS
• Every calculation is saved automatically
• Tap any past result to use it again
• Swipe to delete single entries or clear it all
SCIENTIFIC MODE
• Rotate to landscape or tap the toggle for scientific functions
• sin, cos, tan, logs, powers, roots, factorial, pi and e
• Degrees and radians
UNIT CONVERTER
Convert length, weight, temperature, volume, area, speed, time and data in one tap.
FAST, FORGIVING INPUT
• Backspace key, or swipe the display to delete the last digit
• Long press to copy a result, paste numbers straight in
• Gentle haptic feedback on every key
• Large, easy to hit buttons
DESIGNED FOR YOU
• Beautiful themes, with full Dark Mode support
• Works on iPhone and iPad, in portrait and landscape
PRIVATE BY DESIGN
No ads. No account. No tracking. Your numbers and calculations never leave your device. Works fully offline.
PREMIUM (OPTIONAL)
The calculator, history, scientific mode and unit converter are free forever. Premium adds:
• Extra themes
• Alternate app icons
• Search and export your history
Premium is an auto-renewing subscription. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel any time in your App Store account settings.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://sebastiandoyle.github.io/simple-calculator-ios/privacy-policy.html
Ratings & Reviews
A fresh new icon, plus matching new looks for all six alternate icons in Settings. Same simple, clean calculator.
The developer, Sebastian Doyle, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Sebastian Doyle
- Size
- 11.3 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Sebastian Doyle