Scientific Calculator 991EX

Scientific Math, 12 Workspaces

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

Natural-display scientific calculator with free Calculate and Complex modes, plus ten advanced Pro workspaces. Scientific Calculator 991EX is a natural-display scientific calculator designed for students, engineers, and technical work. Calculate and Complex modes are free. One Lifetime Pro purchase permanently unlocks ten advanced workspaces: • Base-N • Matrix • Vector • Statistics • Distribution • Spreadsheet • Table • Equation/Func • Inequality • Ratio Calculate with fractions, roots, trigonometry, logarithms, calculus, constants, unit conversions, complex numbers, matrices, vectors, statistics, probability distributions, spreadsheets, function tables, equations, inequalities, and ratios. Choose natural or linear input, convert supported exact results to decimals, and use calculation history and replay without creating an account. Calculations, settings, history, and the locally generated calculator identifier are stored on your device. The app has no ads, tracking, analytics SDKs, accounts, or backend data collection. Lifetime Pro is a one-time, non-consumable purchase handled by Apple. Restore Purchases is available for devices using the same Apple Account. This independent app is not affiliated with or endorsed by any calculator manufacturer. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://matinformatics.org/privacy/scientific-calculator-fx-991ex

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The developer, Murad Yaghi, 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.

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    Accessibility

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    Information

    Provider
    • Murad Yaghi
    Size
    • 10.1 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.
    Languages
    • English
    Age Rating
    00+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Earthsensing
  • Developer Website
  • Privacy Policy

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