242+ iOS apps curated and reviewed
The best geometry calculator plus apps on iPhone average 4.3★ across 242+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | $2.99 | — | No | No | Jul 2026 | |
| 2 |  | $2.99 | 3.4★ (5) | No | No | Oct 2026 | |
| 3 |  | Free | 4.6★ (10K) | Yes | Yes | Oct 2026 | |
| 4 |  | $0.99 | 4.8★ (4.3K) | No | Yes | Oct 2026 | |
| 5 |  | Free | 4.3★ (1.3K) | Yes | Yes | Oct 2026 | |
| 6 |  | Free | 4.9★ (410K) | Yes | No | Oct 2026 | |
| 7 |  | Free | 4.7★ (61K) | No | No | Oct 2026 | |
| 8 |  | Free | 4.5★ (147K) | Yes | Yes | Oct 2026 |
This app helps you solve for the parameters of various geometric shapes and visually draws them. It supports multiple triangle types, squares, rectangles, circles, and regular polygons. Available for iPhone and iPad with a single purchase.
This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.
