Ace Calc
Voice-enabled smart calculator
Free · In‑App Purchases · Designed for iPad
A smart calculator with voice input, advanced scientific functions, searchable history, variables, and a sleek, customizable interface.
This powerful calculator app brings together basic and advanced scientific functions with intuitive voice input for hands-free calculations, detailed calculation history, and reusable variables. Designed for accuracy and ease of use, it handles everything from everyday arithmetic to complex scientific expressions. Enjoy a clean, modern interface with a wide range of customization options to match your style and workflow.
FEATURES:
• Voice input for hands-free calculations
• Save results as named variables for reuse
• Full calculation history
• Undo/Redo support
• Basic calculations (addition, subtraction, multiplication, division)
• Scientific functions (trigonometric, logarithmic, hyperbolic, roots, powers, factorial)
• Adjustable precision (up to 15 decimal places)
• Radian/Degree mode toggle
• Multiple themes (Light, Dark, Automatic)
• Custom color themes and button styles
• Haptic feedback and sound effects
• Interactive tour for first-time users
HIGHLIGHTS
• Voice recognition converts spoken math expressions into calculations
• Scientific mode with 40+ functions including sin, cos, tan, log, ln, and their inverses
• Variable management: save, edit, and reuse calculation results
• History tracking: view, search, and manage all past calculations
• Beautiful, modern interface with customizable themes
• Responsive design optimized for mobile devices
• Error handling with clear validation messages
• Free trial: 3-day trial of Pro features
• Pro subscription unlocks unlimited history, variables, and voice calculations
• Seamless switching between basic and scientific modes
• Auto-complete brackets and parentheses
• Support for complex expressions and nested operations
Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy policy: https://acecalc.4636digital.com/privacy.html
We’re always working to improve the experience. If you have any questions, feedback, or concerns, please don’t hesitate to reach out through the in-app feedback section.
Ratings & Reviews
Bug fixes, user experience improvements, and support information.
The developer, Amith Rajagopal Kozhipuram, 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 4636 Digital LLC
- Size
- 34 MB
- Category
- Productivity
- 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.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Yearly Pro Package $34.99
- Monthly Pro Package $5.99
- Lifetime Pro Package $49.99
- Copyright
- © 2026, 4636 Digital LLC