249+ iOS apps curated and reviewed
Looking for free photo protractor apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.0★ (40) | No | No | Oct 2026 | |
| 2 |  | Free | 5.0★ (1) | No | Yes | Oct 2026 | |
| 3 |  | Free | 4.3★ (364) | Yes | Yes | Nov 2026 | |
| 4 |  | Free | 2.0★ (1) | Yes | Yes | May 2026 | |
| 5 |  | Free | — | No | No | Nov 2026 | |
| 6 |  | Free | 3.8★ (16) | Yes | No | Oct 2026 | |
| 7 |  | Free | 4.6★ (247) | No | Yes | Nov 2026 | |
| 8 |  | Free | 3.6★ (10) | Yes | No | Nov 2026 |
This app functions as a digital protractor, allowing users to measure angles and radians directly from photos. Simply take a picture, position the measurement area, and adjust the lines to get precise readings. It's an easy-to-use tool for quick angle calculations.
Measure angles from photos by aligning reference lines. Capture or import images, then instantly read angles and their supplements. Save annotated images with notes for field work or geometry references.
Measure angles precisely on photos or in real-time using your camera. This user-friendly tool allows for unlimited angle measurements simultaneously, with features like scaling and color adjustment for ease of use.
