Apps Like Trigonometry Calculator. for iPhone and iPad
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.
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.



Graphing Calculator X84
An Truong
Calculate and graph mathematical expressions
Solve equations and graph functions with advanced math support. Perform calculus operations and matrix calculations. Customize settings for precision. Access detailed tutorials and a comprehensive user manual.


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.


HVAC & Sheet Metal Calculator
Calculated Industries, Inc.
Calculate duct offsets and angles
Performs X, Y, R radius calculations and theta measurements. It includes -specific functions for ducting offsets and angle computations. Features dimensional math, geometry, and trigonometry tools for precise construction calculations.

Protractor+
Tue Nguyen Minh
Measure angles in degrees and radians
Measure angles using your iPhone as a protractor. Select degrees or radians. Adjust the angle visually with intuitive controls.



Construction Master 5 Calc
Calculated Industries, Inc.
Try before you buy with free trial
Calculate measurements in feet, inches, and fractions. Convert between units and perform complex calculations. Store frequently used values and recall previous entries. Adjust for slope and pitch. Export results to email or cloud storage.

OneCalc: All-in-one Calculator
tasser gyati
Calculate, convert, and solve equations
Offers standard and advanced math functions including percent, negative sign, memory, brackets, and history. It includes trigonometry, roots, exponents, and logarithms.

Sci:Pro Calculator
Jerry Montgomery
Calculate, share, and switch modes
Offers basic, scientific, and programmer modes with history views. Users can share results via email or copy-paste values between apps. The supports iPhone, iPad, and iPod Touch devices.

Flat Pattern Bend Calculator
Bhavinkumar Satashiya
Calculate patterns for sheet metal designs
Sheet Metal allows users to generate patterns for cones and other complex shapes. Input dimensions and material properties to calculate angles and layout dimensions. Export results for fabrication use.

Right Angle
Jerry Mayers
Solve geometry problems without a notepad.
The app calculates properties for triangles, trapezoids, and circles. It accepts various input formats for angles and lengths, displaying results in the chosen format.

Calculator Plus #1
DigitAlchemy LLC
Review calculations and track
Plus allows users to perform basic math operations including addition, subtraction, division, multiplication, squaring, and square root. It features large buttons, clear numerals, and horizontal mode for additional controls.

Feet & Inches Tape Calculator
Tue Nguyen Minh
Calculate and with a measure display
Convert measurements between , , and centimeters. Input fractions or decimals for precise calculations. View results on a visual measure display. Perform addition, subtraction, multiplication, and division with measurement values.

Studyable: AI Study Help
Inter Platforms Pty Ltd
Solve questions and chat with AI tutor
Allows users to take photos of math problems and receive step-by-step solutions. It can plot graphs of equations. Users can chat with an AI tutor for homework and assignment .

Pipe Trades Pro Calc
Calculated Industries, Inc.
Try before you buy with free trial
Perform length calculations, determine fittings angles, and estimate material requirements. Access schedules, standards, and industry-specific data. Convert units and calculate pressure drops. Save and export calculation results.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.