192+ iOS apps curated and reviewed
Every iPhone needs a few good ezy trigonometry apps. We benchmark 192+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 2.5★ (44) | No | No | May 2026 |
| 2 |  | Free | 4.7★ (688) | No | Yes | Jul 2026 |
| 3 |  | $1.99 | 4.7★ (466) | No | Yes | Jul 2026 |
| 4 |  | Free | 4.7★ (10) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 5.0★ (1) | No | No | May 2026 |
| 6 |  | Free | — | — | No | May 2026 |
| 7 |  | Free | — | No | Yes | May 2026 |
| 8 |  | Free | 2.0★ (4) | No | Yes | May 2026 |
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.
This app quickly calculates unknown angles and sides of right-angled triangles. It offers a workings view for detailed solutions, scale drawings, and a formula reference. Input angles in various formats and customize decimal precision.
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.
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.
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.
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.
Learn basic trigonometric formulas through interactive theory and fun games. Earn points to progress through levels and master the concepts.
This app simplifies complex math concepts with a wide range of calculation tools. It covers geometry, trigonometry, derivatives, and more, making math accessible for users worldwide. Easily perform calculations for triangles, volumes, areas, and fractions.
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.
This app calculates key values for right-angled and scalene triangles with high precision. It offers a user-friendly interface, flexible angle units, and includes a reference guide to trigonometric formulas. A subscription unlocks calculation steps and removes ads.
This app provides a comprehensive guide to trigonometric formulas essential for Hong Kong university entrance exams. It covers a wide range of formulas, from basic sine and cosine to more advanced compound and subsidiary angle identities.
This app helps with geometry problems using an AI assistant to scan and solve word problems. It offers step-by-step solutions for over 100 geometric shapes, allowing users to calculate area, volume, perimeter, and surface area. Visualize shapes and share solutions easily.
Learn and practice trigonometric identity proofs with step-by-step solutions. Compare your work to the app's detailed explanations, revealing each step individually.
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.
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.
