Protractor Edge vs Protractor Edge
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
Protractor Edge
This utility app functions as a precise digital protractor for measuring angles on your device. It offers a smart instrument for accurate angle measurement, supporting iPhone and iPad. The app is free to download and use.
- Precise angle measurement
- Smart instrument
- Digital protractor
- Supports iPhone and iPad
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Protractor - smart instrument to measure angles. Support: https://k1er.github.io/
Screenshots
Verdict
The clearest difference is rating: Protractor Edge at 4.5 against Protractor Edge's 4.0. Protractor Edge also leads on ratings volume (55 vs 2) and iOS requirement (9.0 vs 13.0). Protractor Edge's advantage is update cadence (every 6 weeks vs every 43 months). On price, review sentiment, ads and in-app purchases 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 Protractor Edge sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Protractor Edge holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Protractor Edge has 55 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 70% of Protractor Edge's written reviews are positive against 67% of Protractor Edge's.
Protractor Edge ships an update every 43 months, Protractor Edge every 6 weeks. The most recent releases landed on September 24, 2026 and September 20, 2026 respectively.
| Parameter | Protractor Edge | Protractor Edge |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (55 ratings) — better | 4.0 (2 ratings) |
| Positive reviews | 69.6% of reviews — better | 66.7% of reviews |
| Number of ratings | 55 — better | 2 |
| Update frequency | Every 43 months | Every 6 weeks — 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 | 13.0 |
| Further details — not scored | ||
| Size | 21 MB | 17 MB |
| Age rating | 4+ | +4 |
| Developer | 嵩 张 | 向阳 杨 |
Customer experience
Protractor Edge
Protractor Edge
In-app purchases
Protractor Edge
- Premium Access7 Days trial$1.991 Year
- Remove Ads$0.99
Protractor Edge
- Support for a cup of coffee$1.99
- Ads-free experience$1.99
Questions
Is Protractor Edge free?
Is Protractor Edge free?
Which has better reviews, Protractor Edge or Protractor Edge?
Do Protractor Edge or Protractor Edge have ads?
Which is updated more often, Protractor Edge or Protractor Edge?
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