Retro 3D Calculator
Joy of pressing buttons
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
Discover brand-new calculator skins designed for both portrait and landscape.
Relive the feel of a classic desktop calculator.
Retro 3D Calculator is a powerful 3D calculator app that combines the tactile experience of vintage desktop calculators with the clarity of modern digital calculators. It features realistic 3D button animations, authentic sound feedback, and accurate calculation logic designed for professional use.
Unlike simple visual skins, Retro 3D Calculator simulates real calculator behavior — including memory-driven workflows, constant operations, markup calculations, and step-by-step review using Replay and CHECK modes. A modern two-line display shows the full calculation context above the result, making it easy to follow every operation.
Key features:
* 3D calculator skins with realistic press animations
* Works seamlessly in both portrait and landscape
* Two-line display with live calculation context above the result
* Sound-enabled tactile feedback (optional)
* Smart memory functions (M+, M−, MRC) with auto-calculation
* Constant operation mode (for example: 10 + 2 = = =)
* Context-aware percentage calculations
* Replay history and CHECK review modes
* Grand Total (GT) and Markup (MU) functions
* Square root, sign change, and correction/backspace
* Optional Replay Auto mode for learning and demos
* Custom calculator skins, including optional premium designs
Perfect for:
* Accountants and professionals using memory and percentage flows
* Students learning calculation steps clearly and accurately
* Anyone who wants a realistic calculator app with physical key feel
No ads. No tracking. Fully offline.
A modern calculator experience, built the vintage way.
Privacy policy: https://shuvangi96.github.io/documents/retro3dcalculator_privacy_policy.html
Support: https://shuvangi96.github.io/documents/retro3dcalculator_support.html
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
* Added brand-new calculator skins with support for both portrait and landscape orientations
* Introduced a two-line display showing the full calculation context above the result
* Improved Replay and CHECK modes for clearer step-by-step review
* Enhanced button press animations and tactile feedback
* Stability improvements and minor bug fixes
The developer, Shuvangi Chakrabarty, 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
- Size
- 47.1 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 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+
- In-App Purchases
Yes
- Romulus 0,99 €
- Retro Calculator (Auto Rotate) 0,99 €
- Provider
Shuvangi Chakrabarty
- Shuvangi Chakrabarty has not identified itself as a trader for this app. If you are a consumer in the European Economic Area, consumer rights do not apply to agreements between you and the provider.
- Copyright
- © 2025 Shuvangi Chakrabarty