Protractor Edge vs Protractor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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/
Protractor
Measure angles precisely using your phone's screen, gyroscope, or camera. Offers smart presets, real-time feedback with high accuracy, and calibration features to adapt to various situations.
- 3-in-1 measurement modes
- Smart angle presets with alerts
- Hyper-responsive feedback (≤0.5° accuracy)
- Auto dynamic compensation calibration
- Anti-shake technology for motion scenes
- Screen lock for measurements
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Ditch bulky tools! Measure angles precisely anywhere with just your phone. *** Features *** ► Full-Scene Precision Measurement * 3-in-1 Modes: Screen Protractor / Gyroscope Protractor/ Camera Protractor, adapt to different scenarios. * Smart Angle Preset: Input target angles for instant deviation alerts. * Hyper-Responsive Feedback: Real-time tracking with ≤0.5° accuracy. ► Triple-Calibration Assurance * Auto Dynamic Compensation: Device-position-aware baseline calibration * Anti-Shake Tech: 80% accuracy boost in motion scenes (Gyroscope Mode) * Screen lock: Freeze measurements instantly to prevent accidental touches. ► Contact Us * Email: ceo@noadit.com
Screenshots
Verdict
The clearest difference is rating: Protractor Edge at 4.0 against Protractor's 1.8. Protractor Edge also leads on iOS requirement (13.0 vs 17.0). Protractor's advantage is ads (none vs shown) and ratings volume (6 vs 2). On price, review sentiment, update cadence 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 one-off in-app purchases and Protractor sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Protractor Edge holds the better App Store score, 4.0 against 1.8. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 67% of Protractor Edge's written reviews are positive against 64% of Protractor's.
Protractor Edge ships an update every 6 weeks, Protractor every 5 weeks. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.
| Parameter | Protractor Edge | Protractor |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | 1.8 (6 ratings) |
| Positive reviews | 66.7% of reviews — better | 63.6% of reviews |
| Number of ratings | 2 | 6 — better |
| Update frequency | Every 6 weeks | Every 5 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 17 MB | 7 MB |
| Age rating | +4 | 4+ |
| Developer | 向阳 杨 | Noadit, Inc. |
Customer experience
Protractor Edge
Protractor
In-app purchases
Protractor Edge
- Support for a cup of coffee$1.99
- Ads-free experience$1.99
Protractor
- VIP3 Days trial$4.991 Month
- Bubble Tea$0.99
- Sponsor$4.99
- Coffee$4.99
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- Sponsor$19.99
- Sponsor$99.99
Questions
Is Protractor Edge free?
Is Protractor free?
Which has better reviews, Protractor Edge or Protractor?
Do Protractor Edge or Protractor have ads?
Which is updated more often, Protractor Edge or Protractor?
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