Calculate the perimeter of various geometric shapes using different formulas. Supports circles, squares, rectangles, triangles, parallelograms, rhombuses, and trapezoids. An educational tool for geometry.






236+ iOS apps curated and reviewed
Every iPhone needs a few good perimeter geometry apps. We benchmark 236+ 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 | $0.99 | — | No | No | Aug 2026 | ||
| 2 | Free | — | Yes | No | May 2026 | ||
| 3 | Free | 3.3★ (15) | Yes | Yes | May 2026 | ||
| 4 | Free | — | No | No | May 2026 | ||
| 5 | Free | 4.5★ (78) | Yes | Yes | Sep 2026 | ||
| 6 | Free | 4.0★ (74) | No | No | Aug 2026 | ||
| 7 | Free | 4.5★ (56) | Yes | Yes | Aug 2026 | ||
| 8 | Free | 4.7★ (11) | No | No | Sep 2026 |












Calculate the perimeter of various geometric shapes using different formulas. Supports circles, squares, rectangles, triangles, parallelograms, rhombuses, and trapezoids. An educational tool for geometry.





This offline geometry toolkit provides fast, accurate solutions for homework, studying, and quick checks. It offers tools for angles, triangles, circles, and various shapes, along with coordinate and analytic geometry calculations. Designed for high school students and everyday problem-solving.