Best Ratio Trigonometry Apps

248+ iOS apps curated and reviewed

3.4 avg rating

16 free apps

Updated August 2026

Looking for free ratio trigonometry apps? 16 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Ratio Trigonometry Apps (August 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Trigonometry!	Free	2.0★ (4)	No	Yes	May 2026
2	Trigonometry(Math Drills)	Free	—	No	No	Aug 2026
3	Trigonometry Toolkit by CS	Free	—	—	No	Jul 2026
4	Ezy Trigonometry	Free	2.5★ (44)	No	No	May 2026
5	Trigonometry	Free	1.0★ (4)	No	No	May 2026
6	Trigonometry for Beginners	Free	4.7★ (10)	Yes	Yes	Aug 2026
7	Trigonometry Practice	$0.49	—	No	No	Aug 2026
8	Trigonometry Unit Circle	Free	—	—	No	May 2026

Top Picks for Ratio Trigonometry

#1

Trigonometry! by AppCrab

trigonometry

Editor's Choice

📚 Education

2.0(4 ratings)

FreeIn-App Purchases

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Master trigonometry with this comprehensive mobile helper. It offers a textbook, visual explanations, and video lessons covering all essential formulas and theorems. Prepare for your exams with detailed content and easy-to-understand explanations.

#2

Trigonometry(Math Drills) by 郷田村

Strong Contender

📚 Education

0.0(0 ratings)

Free

Trigonometry(Math Drills) screenshot 1

Trigonometry(Math Drills) screenshot 2

Trigonometry(Math Drills) screenshot 3

Trigonometry(Math Drills) screenshot 4

Trigonometry(Math Drills) screenshot 5

Trigonometry(Math Drills) screenshot 6

Master trigonometry concepts offline with this educational app. It covers essential topics like the Pythagorean theorem, right triangles, special angles, and shape measurements. Challenge yourself to improve your rank and test your knowledge.

#3

Trigonometry Toolkit by CS by ChatStick Company Limited

Worth Considering

📚 Education

0.0(0 ratings)

FreeIn-App Purchases

More Ratio Trigonometry apps to explore

Ezy Trigonometry

Ezy Trigonometry

Ezy Trigonometry

This app serves as a comprehensive trigonometry learning tool for students. It features an interactive unit circle, a table of exact trigonometric ratios, and a handbook of formulas to aid understanding.

Interactive unit circleExact trigonometric ratios tableHandbook of trigonometric formulas

Trigonometry for beginners

Learn basic trigonometric formulas through interactive theory and fun games. Earn points to progress through levels and master the concepts.

Memorize basic trigonometric formulasInteractive theory sectionFour included games

Trigonometry for Beginners

Trigonometry for Beginners

Trigonometry for Beginners

Trigonometry lesson & exercise

Master trigonometry with interactive lessons and exercises designed for beginners. This app offers step-by-step explanations, fun challenges, and instant feedback to build your confidence from basic angles to word problems.

Tailored for beginnersInteractive step-by-step lessonsFun and challenging exercises

free with in-app purchases

Trigonometry Practice

Trigonometry Practice

Trigonometry Practice

MCQ Practice for Trigonometry

Trigonometry Unit Circle

Trigonometry Unit Circle

Trigonometry Unit Circle

Your trigonometry playground

Trigonometry Formulas

Trigonometry Formulas

Trigonometry Formulas

All Trigonometry Formulas

Access a comprehensive collection of trigonometry formulas, including ratios, functions, standard angle values, and identities. This app covers basic to advanced topics like inverse circular functions and properties of triangles, serving as a handy reference for students and enthusiasts.

Trigonometric Ratios and FunctionsBasic Trigonometric FormulasStandard Angle Values

Trigonometry Identities Proofs

Trigonometry Identities Proofs

Trigonometry Identities Proofs

Solving Trigonometry Proofs

Learn and practice trigonometric identity proofs with step-by-step solutions. Compare your work to the app's detailed explanations, revealing each step individually.

42 trigonometric identity proofsStep-by-step solution revealCompare your work to app solutions

Geometry & Trigonometry Solver

Geometry & Trigonometry Solver

Geometry & Trigonometry Solver

AI Answers & Calculator

This app helps users solve geometry and trigonometry problems with AI-powered answers and detailed explanations. It offers a scan-to-solve feature for quick solutions and allows users to revisit past inquiries for study. Ideal for students and educators seeking to master geometric concepts.

Scan and solve geometry problems with a photoInstant and detailed explanationsHistory of solved questions

Trigonometry Help

Trigonometry Help

Trigonometry Help

Triangle Solver + Trig Calc

This app helps you quickly solve for unknown angles and sides of right-angled triangles. It provides a workings view for understanding the math, a scale drawing of the triangle, and a reference for basic trigonometric formulas. You can input angles in various formats and choose your desired decimal precision.

Solve right-angled trianglesWorkings view for solutionsScale drawing of solved triangle

free with in-app purchases

Touch Trigonometry

Touch Trigonometry

Touch Trigonometry

Learn trigonometry with touch

Beautiful Trigonometry

Beautiful Trigonometry

Beautiful Trigonometry

See how trigonometry moves

Trigonometry Helper - Solver

Trigonometry Helper - Solver

Trigonometry Helper - Solver

Geometry Homework Scanner Help

Solve trigonometry problems instantly by uploading a photo. Get step-by-step explanations for a deeper understanding. Review past solutions with history tracking.

Instant photo-based problem solvingStep-by-step solution explanationsHistory tracking of past problems

Trigonometry 360

Trigonometry 360

Trigonometry 360

Unit Circle, Quiz & Angles

Easy Trigonometry

Trigonometry calc

Trigonometry calc

Trigonometry calc

Calculations on right triangle

Calculate side lengths and angles in right-angled triangles using Pythagorean theorem and trigonometry functions. Learn basic trigonometry concepts. An optional premium version removes ads and unlocks a general triangle calculator.

Calculate side lengthsCalculate anglesPythagorean Theorem

free with in-app purchases

Speed Trigonometry

Speed Trigonometry

Speed Trigonometry

Memorize the Unit Circle

This app helps students quickly memorize the unit circle. It quizzes users on sine, cosine, tangent, and inverse trigonometric values for key angles. Developed by students for students, it's ideal for precalculus learners.

Unit circle memorizationQuizzes on trig valuesFocus on key angles

Trigonometric Time Attack

Trigonometric Time Attack

Trigonometric Time Attack

Master TrigonometricFunctions.

FAQ about Ratio Trigonometry

What are the best ratio trigonometry apps for iPhone?

Trigonometry! tops our ratio trigonometry apps ranking as of August 2026, with a 2.0-star average from 4 App Store ratings, and it's free to download.

Are there free ratio trigonometry apps for iPhone?

Yes — 16 of the top ratio trigonometry apps we rank are free to download, including Trigonometry! and Trigonometry(Math Drills).

Does Trigonometry! have ads or in-app purchases?

Trigonometry! has no ads and offers in-app purchases, according to its App Store listing as of August 2026.

How many ratio trigonometry apps are on the App Store?

We track 248+ ratio trigonometry apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.

What topics does Trigonometry! cover?

Trigonometry! covers a wide range of topics including Right Triangle Trigonometry, Angles, Trigonometric Functions, General Triangles, Identities, Radian Measure, Graphing, and Complex Numbers.

How does Trigonometry! help with learning?

Trigonometry! provides a textbook, ordered sets of basic formulas with explanations, and 172 video lessons to aid in understanding and reviewing concepts.