# Protractor Edge vs Protractor

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.

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.

## The numbers

| Metric | Protractor Edge | Protractor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/protractor-edge-angle-measure/id1499078532/reviews)** | [1.8 (6 ratings)](https://appshunter.io/ios/app/protractor-measure-angles/id1601838509/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | **66.7% of reviews** | 63.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 7 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [向阳 杨](https://appshunter.io/developer/1174757734) | [Noadit, Inc.](https://appshunter.io/developer/1516754355) |

## What reviewers say

### Protractor Edge

[App page](https://appshunter.io/ios/app/protractor-edge-angle-measure/id1499078532)

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.

**Highlights:** Precise angle measurement, Smart instrument, Digital protractor, Supports iPhone and iPad

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support for a cup of coffee | $1.99 | one-time |
| Ads-free experience | $1.99 | one-time |


### Protractor

[App page](https://appshunter.io/ios/app/protractor-measure-angles/id1601838509)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $4.99 | per month |
| Bubble Tea | $0.99 | one-time |
| Sponsor | $4.99 | one-time |
| Coffee | $4.99 | one-time |
| Sponsor | $19.99 | one-time |
| Sponsor | $99.99 | one-time |


## Frequently asked questions

### Is Protractor Edge free?

Protractor Edge is free to download, with in-app purchases available.

### Is Protractor free?

Protractor is free to download, with in-app purchases available.

### Which has better reviews, Protractor Edge or Protractor?

Protractor Edge is rated higher. Protractor Edge averages 4.0 out of 5 from 2 ratings, while Protractor averages 1.8 from 6 ratings.

### Do Protractor Edge or Protractor have ads?

Protractor Edge shows ads; Protractor does not.

### Which is updated more often, Protractor Edge or Protractor?

Protractor Edge ships an update every 6 weeks, and Protractor every 5 weeks. Most recently, Protractor Edge was updated on October 7, 2026 and Protractor on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*