140+ iOS apps & games curated and reviewed
The best triangle right apps and games on iPhone average 4.2★ across 140+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (6) | No | Yes | Aug 2026 | |
| 2 |  | Free | 3.6★ (40) | No | Yes | May 2026 | |
| 3 |  | Free | 4.0★ (1) | Yes | Yes | May 2026 | |
| 4 |  | $2.99 | 3.7★ (3) | No | No | Sep 2026 | |
| 5 |  | Free | — | Yes | No | May 2026 | |
| 6 |  | Free | 3.9★ (30) | No | Yes | Jul 2026 | |
| 7 |  | Free | 4.2★ (30) | No | No | Aug 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
Instantly solve geometry homework and prepare for exams with this free calculator. It provides complete step-by-step solutions for all triangle quantities, including legs, hypotenuse, height, angles, perimeter, and area. Access learning videos and manage your solutions.
This app calculates missing values for both right and irregular triangles. Simply input two known values for a right triangle or three for an irregular one, and it will compute the remaining sides and angles.
This geometry tool simplifies right-angled triangle calculations. It instantly solves for missing sides, angles, area, and perimeter using the Pythagorean theorem and trigonometry. It also displays the formulas used for each calculation, aiding understanding.
