Best Ratio Trigonometry Apps

212+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated May 2026

Looking for free ratio trigonometry apps? 19 of our 212+ tracked titles are free to download โ€” no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Ratio Trigonometry

Ezy Trigonometry#1

Ezy Trigonometry by KGiants

Editor's Choice
๐Ÿ“š Education
2.5(44 ratings)
Free
Ezy Trigonometry screenshot 1
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Ezy Trigonometry screenshot 4
Ezy Trigonometry screenshot 5

This interactive tool helps students understand trigonometry with features like an interactive unit circle, trigonometric ratios table, and handbook of formulas, all customizable to suit individual needs. Explore and learn trigonometry with flexible settings and support for various devices - tap and hold to switch modes and discover more.

Trigonometry Help Lite#2

Trigonometry Help Lite by Armchair Engineering

Triangle Calculator + Workings
Strong Contender
๐Ÿ“š Education
4.7๐Ÿ˜Š(688 ratings)
FreeIn-App Purchases
Trigonometry Help Lite screenshot 1
Trigonometry Help Lite screenshot 2
Trigonometry Help Lite screenshot 3
Trigonometry Help Lite screenshot 4
Trigonometry Help Lite screenshot 5

Find unknown angles and sides of triangles with Trig Help, a simple triangle calculator. Quickly solve trigonometry problems with ease.

What We Love

  • ๐Ÿ‘ Simple and intuitive user interface
  • ๐Ÿš€ Quick and fast calculations
  • ๐Ÿ’ผ Practical for professional use (construction, surveying)
  • โœ… Reliable and doesn't crash

Room to Improve

  • ๐Ÿ’ฐ Unclear upgrade value proposition
  • ๐Ÿ“Š Limited decimal place precision in free version
  • ๐Ÿ” Insufficient feature differentiation between tiers
Trigonometry!#3

Trigonometry! by AppCrab

trigonometry
Worth Considering
๐Ÿ“š Education
2.0(4 ratings)
FreeIn-App Purchases
Trigonometry! screenshot 1
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This mobile app is a personal helper for trigonometry, providing a comprehensive learning experience with a textbook, visual explanations, and video lessons to help you prepare for your exam. By downloading the app, you'll get access to a collection of formulas, 172 video lessons, and an easy-to-read textbook covering major topics in trigonometry.

More Ratio Trigonometry apps to explore

4
Calculator +
Calculator +
Calculator +
Scientific Calc Plus Fraction
Free

Experience the award-winning calculator app for iPad and iPhone, offering a free basic and scientific calculator with an elegant design, simple usability, and beautiful interface. Calculate with ease and precision today!

๐Ÿ”ง Utilities
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5
Geometry Solver ยฒ
Geometry Solver ยฒ
Geometry Solver ยฒ
AI Math Homework Helper
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Need help with geometry homework? Try an AI math problem tutor that's certified by the Educational App Store. Get accurate and quick solutions with Geometry Solver ยฒ - your go-to geometry calculator!

๐Ÿ“š Education
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6
Trigonometry Help
Trigonometry Help
Trigonometry Help
Triangle Solver + Trig Calc
$1.99

Get fast and easy triangle calculations with our simple Trigonometry Help app. Solve for unknown angles quickly with our Triangle Solver and Trig Calculator. Try it now for quick solutions!

๐Ÿ”ง Utilities
(466)
7
Quick Graph
Quick Graph
Quick Graph
Scientific Graphing Calculator
Free

Quick Graph is a powerful scientific graphing calculator app for iPad and iPhone, offering 2D and 3D graphing capabilities in various coordinate systems. With features like equation evaluation, equation storage, and high-resolution graphics, it's a must-have tool for students and professionals alike. Visit the website for more information and unleash the full potential of your device with the advanced feature set.

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8
Trig Solver
Trig Solver
Trig Solver
by Creature Code Mobile, LLC
Free
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Photomath
Photomath
Photomath
Learn math, step-by-step
Free

Photomath helps learners understand math step by step with accurate solutions, explanations, and various methods. Scan math problems to untangle complexities, access step-by-step explanations, expert-developed methods, word problem instructions, interactive graphs, video learning, and an advanced scientific calculator. Dive deeper with Photomath Plus for custom tutorials and textbook solutions.

๐Ÿ“š Education
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10
Trigonometry Calculator.
Trigonometry Calculator.
Trigonometry Calculator.
Simple Triangle Calculator
Free

A simple and high-precision calculator for right-angled triangles that quickly determines key values such as sides, angles, and area based on known values. Try it out for accurate and efficient calculations in a user-friendly interface.

๐Ÿ”ง Utilities
(3)
11
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
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An AI math calculator app that simplifies math problem-solving from pre-algebra to calculus, by providing step-by-step solutions. Say goodbye to math struggles and solve problems with confidence today!

๐Ÿ“š Education
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12
Trigonometry for Beginners
Trigonometry for Beginners
Trigonometry for Beginners
Trigonometry lesson & exercise
Free

Learn trigonometry in a simple and enjoyable way with this beginner-friendly app, featuring interactive lessons, fun exercises, and instant feedback. Start your trigonometry journey today and master essential topics, from angles and right triangles to trigonometric ratios and word problems, with a progressive and engaging approach.

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13
MathMaster: Math Solver & Help
MathMaster: Math Solver & Help
MathMaster: Math Solver & Help
Homework Helper & AI Tutor
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An advanced math problem-solving app that helps users solve complex mathematical equations effortlessly. Take the challenge out of math with our intuitive and powerful solution. Try it now for easy solutions to your toughest math problems.

๐Ÿ“š Education
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14
Desmos Graphing Calculator
Desmos Graphing Calculator
Desmos Graphing Calculator
by Desmos, Inc.
Free

Explore math with a powerful graphing calculator application that allows you to plot various equations, use sliders for interactive adjustments, create tables for data input, analyze statistics, and more. Visit the website to access the free browser version and enhance your mathematical skills today.

๐Ÿ“š Education
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15
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(1)
16
Triangle Solver
Triangle Solver
Triangle Solver
by William Jockusch
Free

Quickly and easily calculate the unknown sides and angles of a triangle with just a few known values. Enter the known measurements, and get the rest calculated instantly.

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(30)
17
Math & Trigonometry
Math & Trigonometry
Math & Trigonometry
Pythagoras,Derivatives,Volume
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This math application provides a wide range of functions, including calculations for geometry, trigonometry, and calculus, making math easy for users worldwide. With over 15 different calculations available, users can simplify fractions, calculate areas and volumes, and solve derivatives, and more, and are encouraged to share their experience.

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(11)
18
EduCalc Classic
EduCalc Classic
EduCalc Classic
by William Jockusch
Free

A versatile graphing calculator app with advanced scientific functions, graphing capabilities, unit conversion, constants, table generation, educational resources, and statistical tools. Perfect for students and professionals in math and science fields. Discover a world of mathematical possibilities in one convenient tool.

๐Ÿ“š Education
(299)
19
MathGPT - AI Math Solver
MathGPT - AI Math Solver
MathGPT - AI Math Solver
AI Problem Solver & Calculator
Free

PocketMath is an AI-powered math problem solver that helps you tackle complex equations with ease. Simply input your math problems, and let PocketMath provide step-by-step solutions. Say goodbye to math stress and get instant help today!

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20
Mathway: Math Problem Solver
Mathway: Math Problem Solver
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Homework scanner & calculator
Free

A powerful math problem-solving app that scans and solves homework questions for various math subjects. Easily tackle complex math problems by taking a photo and receiving step-by-step solutions instantly. Boost your math skills and efficiency with this convenient tool.

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