Protractor Edge vs Angle Meter 360
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protractor Edge
Measure angles directly on your device without taking photos or placing the angle on screen. This app offers a unique and efficient way to determine degrees, saving you time with its handy assistant functionality.
- Direct angle measurement on device
- Intuitive line dragging interface
- Measures angles in photos (Premium)
- Measures from camera view (Premium)
- Ad-free experience (Premium)
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A simple protractor. Just put your device on the angle you want to measure. Then drag the two lines to align the both sides of the angle. The degrees will be there. It is different from other protractor apps. This is a new way to measure angles. It requires neither taking photo nor putting the angle above the screen. Now start using this handy assistant to measure angles which will save you a lot of time. ------------------------------------- PREMIUM ACCESS SUBSCRIPTION - Measure the world from camera - Measure angles in photos - No Ads - The subscription is $0.99 yearly with trial - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that service, where applicable - Terms of use: https://service.notationpad.com/terms_service.html
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
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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 update cadence: Angle Meter 360 at every 3 months against Protractor Edge's every 43 months. Angle Meter 360 also leads on ratings volume (359 vs 55). Protractor Edge's advantage is iOS requirement (9.0 vs 15.6). On price, rating, review sentiment and ads 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 Edge sells 2 in-app purchases, starting at $1.99 per year and Angle Meter 360 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.5 for Protractor Edge against 4.4 for Angle Meter 360. That said, the two scores are not equally well evidenced: Angle Meter 360 has 359 ratings behind it against 55, so its average is the more settled of the two. Written reviews are what separate them: 70% of Protractor Edge's written reviews are positive against 67% of Angle Meter 360's.
Protractor Edge ships an update every 43 months, Angle Meter 360 every 3 months. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.
| Parameter | Protractor Edge | Angle Meter 360 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (55 ratings) — better | 4.4 (359 ratings) |
| Positive reviews | 69.6% of reviews — better | 66.7% of reviews |
| Number of ratings | 55 | 359 — better |
| Update frequency | Every 43 months | Every 3 months — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 21 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | 嵩 张 | ALEXEY KOZLOV |
Customer experience
Protractor Edge
Angle Meter 360
Bugs and requests
Protractor Edge
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
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- 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
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- 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
Protractor Edge
- Premium Access7 Days trial$1.991 Year
- Remove Ads$0.99
Angle Meter 360
- Remove Ads$4.99
Questions
Is Protractor Edge free?
Is Angle Meter 360 free?
Which has better reviews, Protractor Edge or Angle Meter 360?
Do Protractor Edge or Angle Meter 360 have ads?
Which is updated more often, Protractor Edge or Angle Meter 360?
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