247+ iOS apps curated and reviewed
If you already know Sum of Angles of Quadrilateral, this is the deeper bench. 247+ sum of angles of quadrilateral apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | $0.99 | 4.8★ (10) | No | Yes | Aug 2026 | |
| 3 |  | Free | 2.3★ (15) | No | No | Jul 2026 | |
| 4 |  | Free | 1.8★ (5) | No | No | May 2026 | |
| 5 |  | Free | 5.0★ (1) | No | No | Jul 2026 | |
| 6 |  | Free | 3.0★ (1) | Yes | Yes | Sep 2026 | |
| 7 |  | Free | 5.0★ (2) | No | No | May 2026 | |
| 8 |  | $0.99 | 4.2★ (5) | No | No | Aug 2026 |
This app helps users understand and calculate angles and lengths in right-angled triangles. It provides step-by-step workings for each calculation, aiding comprehension of trigonometric ratios and triangle properties. It also calculates the triangle's area with explanations.
Easily measure angles in your photos by selecting reference points. Capture new images or choose from your library to get precise angle measurements in degrees.
