Pythagorean Calculator app icon

Apps Like Pythagorean Calculator for iPhone and iPad

Calculate right triangle missing sides.

The app calculates any missing side of a right triangle. Users input two known sides, and the app computes the third side using built-in formulas.

by Joey Mitchell★ 3.56 ratingsEducation$0.99Data updated 2026-09-25

Pythagorean Calculator screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Trigonometry Calculator. app icon

    Trigonometry Calculator.

    Horitech Ltd

    Calculate triangle angles and sides

    Calculate sides and angles for right-angled and scalene triangles. Access a reference guide for formulas. Perform precise calculations using known values.

    ★ 4.26 ratingsUtilitiesFreeData updated 2026-09-06
  2. Pythagoras Calculator app icon

    Pythagoras Calculator

    Glindemann, Sennoun, Langer GbR

    Calculate triangle sides with Pythagorean theorem

    Calculate missing sides of right-angled triangles using the Pythagorean theorem. Input two sides to find the third. Save calculations in a history. Share complete solutions. Support for entering fractions. Remove ads.

    ★ 4.6244 ratingsEducationFreeData updated 2026-09-13
  3. Angles Calculator app icon

    Angles Calculator

    Jim Chapple

    Calculate triangle and sides

    Calculate and side lengths of right angle triangles using sine, cosine, and tangent. Input known values to determine missing measurements. Explain calculation steps and rules for applying trigonometric ratios.

    ★ 4.810 ratingsEducation$0.99Data updated 2026-09-08
  1. Triangle Calculator Pythagoras app icon

    Triangle Calculator Pythagoras

    Muhammed Samil DEMIR

    Calculate sides and angles

    Solve right-angled problems by entering known values. Calculate missing sides using the Pythagorean theorem or unknown angles with trigonometry. Provide step-by-step explanations for each solution.

    ★ 4.01 ratingsEducationFreeData updated 2026-09-06
  2. Trig Solver app icon

    Trig Solver

    Creature Code Mobile, LLC

    Solve triangles with given sides and angles

    Solve triangles with two modes. Regular triangle mode allows input of 2 sides and an angle, 2 angles and a side, or 3 sides. Right triangle mode accepts 2 sides or a side and an angle. Calculates missing values based on input.

    ★ 4.380 ratingsUtilitiesFreeData updated 2026-09-08
  3. Triangle Solver app icon

    Triangle Solver

    William Jockusch

    Calculate angles and sides

    Solve problems by inputting two angles and one side. Calculate missing angles and sides. Handle cases with two sides and one angle or three sides. Provide step-by-step solutions and formulas.

    ★ 4.231 ratingsEducationFreeData updated 2026-09-08
  4. Trigonometry Help Lite app icon

    Trigonometry Help Lite

    Armchair Engineering

    Solve right-angled triangles

    Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

    ★ 4.7775 ratingsEducationFreeData updated 2026-09-18
  5. Trigonometry Help app icon

    Trigonometry Help

    Armchair Engineering

    Solve right-angled triangles quickly

    Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

    ★ 4.7479 ratingsUtilities$1.99Data updated 2026-09-08
  6. Solving Pythagoras PRO app icon

    Solving Pythagoras PRO

    Glindemann, Sennoun, Langer GbR

    Calculate triangle edges with Pythagorean theorem

    Calculate missing sides of right-angled triangles using the Pythagorean theorem. Enter two sides to find the third. Save calculation history. Share complete solutions. Support for entering fractions. No advertisements.

    ★ 4.235 ratingsEducation$1.99Data updated 2026-09-13
  7. Trilight - Trivice Light app icon

    Trilight - Trivice Light

    Oliver Hahn

    Calculate any triangle with graphical input.

    The app calculates any given triangle using three sides, two sides and one angle, or one side and two angles. Input is graphical, with results shown numerically and graphically.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-10-17
  8. SineCosine app icon

    SineCosine

    Jim Chapple

    Calculate triangle sides and angles.

    The app calculates unknown angles and sides of non-right-angled triangles. It shows the steps used for calculations, allowing users to understand the Sine and Cosine rules.

    ★ 3.52 ratingsEducation$0.99Data updated 2026-09-14
  9. Sudoku by Staple Games app icon

    Sudoku by Staple Games

    Staple Games, LLC

    Play and solve puzzles

    Solve puzzles by filling 9×9 grids with digits 1-9. Choose from four difficulty levels. Store notes for possible numbers. Use hints to fill missing digits. Complete daily challenges. Clear grids when all numbers are placed.

    ★ 4.898,411 ratingsGamesFreeData updated 2026-09-06
  10. Mathemagics Geometry in a Dash app icon

    Mathemagics Geometry in a Dash

    Blue Lightning Labs

    Learn concepts and play skill-building games

    Learn concepts through interactive lessons and quizzes. Practice identifying triangle types, calculating internal angles, and applying the triangle inequality. Calculate areas of triangles and equilateral triangles.

    ★ 4.319 ratingsEducation$2.99Data updated 2026-09-09

How we rank alternatives

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