UniCount scientific calculator

Engineering & complex numbers

Free · In‑App Purchases

Units and currencies right in your formulas, complex numbers, matrices, your own constants and functions, and high, guaranteed precision. UniCount is a scientific calculator: natural formula input, complex numbers, units and currencies, matrices, your own functions, and high, guaranteed precision. KEY FEATURES: • Natural math notation: multi-story fractions, powers, roots of any degree. • High, guaranteed precision: huge numbers (50! is not a problem), repeating decimals with a period bar. • Mix units and currencies right in a formula: 100 $ + 5 000 ₽, 5 ft + 9 in ► cm. • Convert anything with one key: length, mass, speed, data, currencies and crypto. • Define your own constants and functions and reuse them anywhere. • Matrices: product, inverse, determinant, transpose. • Complex numbers in all functions. • Clear errors that highlight the exact spot in the formula. EDITING: • Caret, selection, and full formula editing built for touch. • Undo slider and calculation history — nothing gets lost. • Live result under the formula while you type. ADDITIONAL FEATURES: • Keyboard extension: the full calculator inside any app, no switching away. • History, your constants and functions sync across your devices via iCloud.

  • 4.9
    out of 5
    14 Ratings

New in 3.1: • Graphs: plot your functions and expressions as curves; complex functions — as domain coloring. • Number bases: binary, hexadecimal or any other base — fractions and repeating digits included. • New themes in settings. And from the recent 3.0 update: • Units and currencies right in formulas, with one-key conversion: 100 $ + 5 000 ₽, 5 ft + 9 in ► cm. • Your own constants and functions. • Matrices: product, inverse, determinant, transpose. • High, guaranteed precision: huge numbers (50! is not a problem), repeating decimals with a period bar. • Reworked editing: selection, caret control from the keypad, undo slider. • Live result under the formula while you type. • Clear errors that highlight the exact spot in the formula. • History, constants and functions sync across devices via iCloud. • UniCount is now also on the Mac — as a native app.

The developer, Danil Voidilov, 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 has not yet indicated which accessibility features this app supports. Learn More

    Seller
    DANIIL VOIDILOV, IE
    Size
    42.6 MB
    Category
    Utilities
    Compatibility
    Requires iOS 16.0 or later.
    • iPhone
      Requires iOS 16.0 or later.
    • iPad
      Requires iPadOS 16.0 or later.
    • Mac
      Requires macOS 13.5 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and 27 more
    • English, Arabic, Catalan, Czech, Danish, Dutch, Finnish, French, German, Greek, Hebrew, Hindi, Italian, Japanese, Korean, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Traditional Chinese, Turkish, Ukrainian, Vietnamese
    Age Rating
    4+
    In-App Purchases
    Yes
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    Copyright
    © Voidilov D., Smirnova T.