Calc Engine

Custom graphing calculator

Free · In-App Purchases

Calc Engine™ — The Calculator That Fits How You Work A beautiful, fully customisable calculator that syncs across iPhone, iPad, Mac and Apple Watch. Make it yours • Rich colour themes, fonts and key shapes • Design your own keyboard pages • Reorder each keyboard alongside the built-in pages Your personal maths library • Define your own functions • Save constants • Full calculation history Powerful maths, always within reach • Trig (radians or degrees), logarithms, exponentials, roots and more • Live results as you type • Per-function rounding for clean output Hundreds of unit conversions • 250+ units across 40+ categories — length, mass, volume, temperature, time, energy, data and more • Tap a value and any two units to convert live • Favourite the categories you use most, synced across devices Live graphing • Plot equations like x = y² or sin(x) • Tap any graph for a full-screen view • Dedicated graphing keyboard with x, y and = Programmer mode • Hex (0x), binary (0b) and octal (0o) literals • AND, OR, XOR, NOT, shifts and rotates • HEX, DEC, OCT and BIN shown together Private by design • Syncs through your personal iCloud — nothing stored on our servers • Fully localised and native on every Apple platform Unlock Calc Engine+ for custom themes, fonts, key shapes, custom keyboards, user-defined functions, saved constants, unit conversions, live graphing, equation solving, programmer mode and more. Teach it your formulas once. Use it forever.

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Bug fixes

Version 1.0.1

In-App Purchases

The developer, VersaEdge Software, LLC, 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.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • VoiceOver

      • Voice Control

      • Dark Interface

      • Differentiate Without Colour Alone

      • Sufficient Contrast

      • Reduced Motion

    Information

    Seller
    • VersaEdge Software, LLC
    Size
    • 17.8 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 18 or later.
    • iPhone
      Requires iOS 18 or later.
    • iPad
      Requires iPadOS 18 or later.
    • Mac
      Requires macOS 15.0 or later.
    • Apple Watch
      Requires watchOS 26.0 or later.
    Languages
    English and 17 more
    • English, Danish, Dutch, French, German, Greek, Indonesian, Italian, Japanese, Korean, Norwegian Bokmål, Portuguese, Simplified Chinese, Spanish, Swedish, Traditional Chinese, Ukrainian, Vietnamese
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © VersaEdge Software, LLC
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More

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