Calculate unknown sides and angles of a triangle with ease. Supports various input combinations, including two angles and one side, two sides and one angle, or three sides.
Triangle Solver by William Jockusch




244+ iOS apps & games curated and reviewed
With an average user rating of 4.1★, the triangle solve category is one of the App Store's strongest. Browse all 244+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.2★ (30) | No | No | Aug 2026 | ||
| 2 | Free | 1.0★ (1) | No | Yes | Aug 2026 | ||
| 3 | Free | 5.0★ (1) | No | Yes | Aug 2026 | ||
| 4 | Free | 4.4★ (5) | No | No | May 2026 | ||
| 5 | Free | 3.6★ (40) | No | Yes | May 2026 | ||
| 6 | Free | — | No | Yes | Aug 2026 | ||
| 7 | Free | 5.0★ (2) | No | No | May 2026 | ||
| 8 | Free | — | Yes | Yes | Jun 2026 |




Calculate unknown sides and angles of a triangle with ease. Supports various input combinations, including two angles and one side, two sides and one angle, or three sides.



This free utility app helps users solve triangle-related problems for both right-angled and regular triangles. It also offers solutions for 20 other geometric shapes, making it a versatile tool for calculations.





Instantly solve geometry problems and prepare for exams with step-by-step solutions. Input your triangle measurements to calculate all lengths, angles, heights, area, and perimeter. Access a wealth of learning resources and manage your saved solutions.