SigiCalc app icon

Apps Like SigiCalc for iPhone and iPad

by Siegwart Software★ 5.01 ratingsEducationFreeData updated 2026-09-08

SigiCalc screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Scientific Calculator Elite app icon

    Scientific Calculator Elite

    Cyberprodigy LLC

    Calculate with fractions and units

    ™ allows users to perform fraction calculations and convert between decimals and fractions. It supports degree, minute, and second conversions. Users can handle unit conversions and calculations with dimensional units.

    ★ 4.853 ratingsUtilities$4.99Data updated 2026-09-08
  2. Text Calculator app icon

    Text Calculator

    Piet Jonas

    Enter formulas, view calculation history.

    The app provides a full text calculator where users enter formulas and tap equals. It maintains a history of calculations for review and reuse.

    ★ 2.03 ratingsProductivity$0.99Data updated 2026-09-10
  3. 15C Scientific Calculator app icon

    15C Scientific Calculator

    Vicinno Soft LLC

    Calculate with precise RPN math

    Emulates HP 15C RPN functionality with precise mathematical calculations. Users can solve equations, perform numerical integration, handle complex numbers, and execute matrix operations. It supports root finding and hyperbolic functions.

    ★ 0.00 ratingsUtilities$14.99Data updated 2026-09-08
  4. EduCalc Classic app icon

    EduCalc Classic

    William Jockusch

    Calculate and graph mathematical functions

    Perform complex calculations with a scientific calculator featuring arithmetic, exponentiation, roots, logarithms, factorials, permutations, combinations, and modulus. Graph functions and equations. Export results and share calculations.

    ★ 3.9303 ratingsEducationFreeData updated 2026-09-08
  5. MyScript Calculator app icon

    MyScript Calculator

    MyScript

    Write calculations, edit, reuse results

    Write calculations directly on the screen for real-time results. Edit equations with gestures or add elements anywhere. Drag and drop previous results for reuse. Supports interactive ink for natural handwriting input.

    ★ 4.51,510 ratingsProductivity$2.99Data updated 2026-09-14
  6. Quick Graph app icon

    Quick Graph

    KZ Labs SAS

    , solve, and visualize equations

    Enter and edit equations in mathematical notation. Visualize 2D and 3D graphs of explicit, implicit, and inequality equations. Adjust settings for display and analysis. Save and share calculations.

    ★ 4.6420 ratingsEducationFreeData updated 2026-09-08
  7. CALC Smart Calculator ± app icon

    CALC Smart Calculator ±

    QApps LLC

    Calculate, convert, and solve equations

    Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.

    ★ 4.82,367 ratingsUtilitiesFreeData updated 2026-09-08
  8. RPN Calculus app icon

    RPN Calculus

    Thomas Braun

    Scientific RPN calculator for iPad.

    The app performs calculations with up to 15 digits of precision and supports a number range from -1E127 to 1E127. It includes a database of over 120 scientific constants that users can extend.

    ★ 4.01 ratingsUtilities$1.99Data updated 2026-09-14
  9. Calc Pro - The Top Calculator app icon

    Calc Pro - The Top Calculator

    Panoramic Software Inc.

    Calculate and manage your finances

    Perform complex calculations using ten built-in calculators. Access ten financial worksheets for budgeting, loans, and investments. Input formulas, view results, and save calculations. Export data as PDF or text. Switch between light and dark modes.

    ★ 4.7358 ratingsUtilities$7.99Data updated 2026-09-08
  10. GeoGebra Graphing Calculator app icon

    GeoGebra Graphing Calculator

    GeoGebra GmbH

    Graph functions, find points, share results

    Graph functions and equations, plot polar and parametric curves, and find special points like roots and maxima. Perform regression with -fit lines. Search for learning activities. Save and share results with others.

    ★ 4.3284 ratingsEducationFreeData updated 2026-09-11
  11. FP Scientific&Basic Calculator app icon

    FP Scientific&Basic Calculator

    Ofly Tech Co., Ltd.

    Calculate, convert, and solve equations

    FP performs basic arithmetic, currency conversions, and unit conversions. Users can switch between dark and light modes. Split-screen mode is available on iPad.

    ★ 4.6654 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.