Angle Meter vs Protractor+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Angle Meter
Measure angles and slopes with your phone's camera. Offers real-time angle display, two measurement modes, and the ability to capture and store measurements.
- Real-time angle display
- Two measurement modes
- Camera-based angle measurement
- Measure angles from images
- Level meter functionality
- Calibration for accuracy
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Angle Meter lets you measure the angle or slope. Note that you will be able to measure a variety of slope forms. You can choose to directly measure the surface by the second mode, which makes it relatively easy to measure up,or to measure the angle of the target away a short distance away from you after kilo meter. By measuring the angle from the camera aperture. This is a reference line, respectively, and the angles are measured while the display on your phone continuously. You also can take what you measure by showing the angle to keep a check on it later. Featured: 1) Clean and minimal UI 2) Real time display angle value reference by horizontal axis. 3) 2 mode for using(Horizontal Mode and Vertical Mode ). 4) Support measure angles with the camera mode. 4.1) you can take screen short can be a target for record store at a later time. 5) Support the ability to measure the angle from the image. 6) Graphics Animation display related by mode. 7) Display 0 to 90 degree reference by horizontal axis. 8) Calibrate option for accuracy. 9) Support Level Meter allows you to measure the degree of tilt in the vertical plane and can take many forms. The measurements in each axis is locked to the screen, still more easy to measure. 10) There are various UI language menus to choose from. 11) Supports both dark and light themes.
Protractor+
Transform your device into a versatile angle measurement tool. Easily measure angles in both degrees and radians with an intuitive interface. Ideal for quick and precise angle readings.
- Angle measurement
- Degrees and radians
- Intuitive visual control
- Elegant design
- Pocket protractor functionality
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Protractor helps you to measure angles quickly and easily. This app turn your iPhone into a handy pocket protractor that can measure angles in both degrees and radians. Features: - Elegant design - Measure in degrees and radians - Intuitive visual control
Screenshots
Verdict
The clearest difference is rating: Protractor+ at 4.1 against Angle Meter's 3.4. Protractor+ also leads on ads (none vs shown) and ratings volume (10K vs 64). Angle Meter's advantage is in-app purchases (none vs 1) and review sentiment (32% vs 15%). On price, update cadence, 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. Protractor+ sells 1 one-off in-app purchase. Angle Meter asks for nothing beyond the download.
Protractor+ holds the better App Store score, 4.1 against 3.4. That said, the two scores are not equally well evidenced: Protractor+ has 10K ratings behind it against 64, so its average is the more settled of the two. Written reviews complicate that: 32% of Angle Meter's written reviews are positive against 15% of Protractor+'s, so the app with the better star average is not the one people write more warmly about.
Angle Meter ships an update every 4 months, Protractor+ every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.
| Parameter | Angle Meter | Protractor+ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (64 ratings) | 4.1 (10K ratings) — better |
| Positive reviews | 31.6% of reviews — better | 14.9% of reviews |
| Number of ratings | 64 | 10K — better |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 17.6 — better |
| Further details — not scored | ||
| Size | 5 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | nakhon phagdeechat | Tue Nguyen Minh |
Customer experience
Angle Meter
Protractor+
Bugs and requests
Angle Meter
Not enough reviews yet to summarise bugs or requests.
Protractor+
Reported bugs
3 issues- Camera feature not working as expected
- Angle measurements not accurate
- Frequent app crashes
Requested features
3 requests- Ability to measure in degrees without upgrade
- Improved accuracy and responsiveness
- Removal of timeouts and paywalls
In-app purchases
Angle Meter
No in-app purchases
Protractor+
- Pro Features$1.99
Questions
Is Angle Meter free?
Is Protractor+ free?
Which has better reviews, Angle Meter or Protractor+?
Do Angle Meter or Protractor+ have ads?
Which is updated more often, Angle Meter or Protractor+?
Other comparisons
