Protractor vs AngleAR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protractor
Measure angles precisely using your phone's screen or camera. This intuitive tool allows you to adjust measurement lines and instantly see the angular difference. Ideal for professionals and hobbyists needing quick, accurate angle calculations.
- Angle measurement with adjustable lines
- Camera integration for real-world measurements
- Freeze function for static measurements
- Clean and modern user interface
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Screen Protractor is the precise, easy-to-use angle measurement tool that turns your iPhone into a digital protractor. Move two measurement lines anywhere on screen and instantly read the exact angle between them — down to the degree. MEASURE ANGLES ON ANY SURFACE Enable the built-in camera to use your live feed as a background. Hold your phone up to any object, surface, or corner and measure angles in real time without printing anything out or carrying a physical protractor. FREEZE & MEASURE Pause the camera image with the freeze function and take your time getting a precise angle reading on a still frame — perfect for moving objects or awkward angles. KEY FEATURES • Precision angle measurement between two draggable lines • Live camera background for measuring real-world angles • Freeze frame for accurate measurements on still images • Pan and zoom the measurement scale for fine-tuned readings • Clean, distraction-free interface PERFECT FOR Carpenters, builders, engineers, architects, designers, students, and anyone who needs a quick angle, slope, or degree measurement on the go. No registration. No ads. Just a reliable digital protractor in your pocket.
AngleAR
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AngleAR – The must-have smart camera tool for measuring angles! Measuring angles has never been easier or more fun! With AngleAR, you can: - Measure angles automatically using your live camera feed. - Take photos or choose from your gallery to measure angles manually. - Let the smart detector find obvious corner points for you. Save, share, and print your measurement results as images! Whether you are doing DIY projects, carpentry, or geometry homework, download now and experience the convenience of instant measurements right at your fingertips!
Screenshots
Verdict
The clearest difference is in-app purchases: Protractor at none against AngleAR's 2. Protractor also leads on update cadence (every 9 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. AngleAR sells 2 in-app purchases, starting at $4.99 per month. Protractor asks for nothing beyond the download.
Protractor ships an update every 9 days, AngleAR every 3 weeks. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.
| Parameter | Protractor | AngleAR |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (14 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 9 days — better | Every 3 weeks |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 33 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Jens Rieckhof | Aleksandr Pulatov |
In-app purchases
Protractor
No in-app purchases
AngleAR
- Premium Access (1 Month)$4.991 Month
- Premium Access (6 Months)$8.996 Months
Questions
Is Protractor free?
Is AngleAR free?
Do Protractor or AngleAR have ads?
Which is updated more often, Protractor or AngleAR?
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