Photo Protractor vs Angle Meter 360
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Photo Protractor
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
- Display angles and radians
- Adjustable measurement lines
- Easy-to-use interface
- Take pictures for measurement
Read full descriptionHide full description
分度器アプリです。【使い方】写真を撮ります。移動ボタンを押して、写真の測定部分を測定円の中心にスライドスライド。角度ボタン、始線ボタンで測定線をクルクル移動すれば角度とラジアンが表示されます。簡単でしょ。（＾＾）／ It is a protractor app. [How to use] it will take a picture. Press the Move button, and slide slide the measurement part of the photo in the center of the measuring circle. Angle button, you will see the angle and radian if twirl move the measuring line in the initial line button. It is easy. (^^) /
Angle Meter 360
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.
- Angle measurement on pictures
- Real-time camera angle measurement
- Unlimited simultaneous angle measurements
- Object scaling and moving
- Adjustable tool color
Read full descriptionHide full description
Easy and user-friendly angle meter. The application allows you to measure angles on the pictures, photos or from the camera in real time. With Angle Meter 360 you are able to permanently measure unlimited number of angles. Due to the addition of new tools or deleting old it is possible to receive and compare information from several angles at once. Scaling, moving the object and the possibility of changing of instrument's color allows you to measure angles easily, fast and accurately. Functions: -angle measurement on the pictures and from the camera - measurement unlimited number of angles simultaneously - the possibility of scaling and moving the object - adjustment of the color of tools for visual convenience. Easy and user-friendly interface allows you to determine the angles very fast and accurately. You only need to place the tool on the contour of the object and you immediately receive the result.
Screenshots
Verdict
The clearest difference is in-app purchases: Photo Protractor at none against Angle Meter 360's 1. Photo Protractor also leads on ads (none vs shown) and review sentiment (79% vs 67%). Angle Meter 360's advantage is rating (4.4 vs 4.1) and ratings volume (359 vs 39). On price and device support 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. Angle Meter 360 sells 1 one-off in-app purchase. Photo Protractor asks for nothing beyond the download.
Angle Meter 360 holds the better App Store score, 4.4 against 4.1. That said, the two scores are not equally well evidenced: Angle Meter 360 has 359 ratings behind it against 39, so its average is the more settled of the two. Written reviews complicate that: 79% of Photo Protractor's written reviews are positive against 67% of Angle Meter 360's, so the app with the better star average is not the one people write more warmly about.
Photo Protractor ships an update every 2 months, Angle Meter 360 every 3 months. Both last shipped on October 16, 2026.
| Parameter | Photo Protractor | Angle Meter 360 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (39 ratings) | 4.4 (359 ratings) — better |
| Positive reviews | 79.3% of reviews — better | 66.9% of reviews |
| Number of ratings | 39 | 359 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 11 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | Mayumi Kato | ALEXEY KOZLOV |
Customer experience
Photo Protractor
Angle Meter 360
Bugs and requests
Photo Protractor
Not enough reviews yet to summarise bugs or requests.
Angle Meter 360
Reported bugs
12 issues- App freezes and becomes unresponsive
- Ads hang and cannot be closed
- Settings reset to defaults upon app restart
- Landscape mode not functioning properly
- App crashes after iOS updates
Show 7 moreShow fewer
- Ads display in different languages making them hard to close
- Saved documents inaccessible
- Ad-free purchase still shows ads
- Camera image differs from captured image
- Difficulty rotating to landscape orientation
- Gray screen display issue
- Ads with misleading content (fake memory alerts)
Requested features
18 requests- Persistent default settings across app sessions
- Decimal degree format option (without results window requirement)
- Level indicator for device alignment
- Crosshairs on measurement points for precision
- Offset cursor to avoid finger blocking the point
Show 13 moreShow fewer
- Ability to move text display to different locations
- Split-screen/multitasking mode support
- Larger loupe magnification window
- Distance measurement capability
- Ability to save and access saved documents
- Front-facing camera support
- Vertical and horizontal alignment guides
- Angle presets (90°, 180°, 270°, 360°)
- Adjustable font size and thickness
- Measurement units in different formats (mills, gon, etc.)
- Ability to input specific angle values directly
- Better video tutorial with adjustable playback speed
- Add notes/names to angle measurements
In-app purchases
Photo Protractor
No in-app purchases
Angle Meter 360
- Remove Ads$4.99
Questions
Is Photo Protractor free?
Is Angle Meter 360 free?
Which has better reviews, Photo Protractor or Angle Meter 360?
Do Photo Protractor or Angle Meter 360 have ads?
Which is updated more often, Photo Protractor or Angle Meter 360?
Other comparisons
