# Protractor Edge vs Angle Measure, Digital Ruler

The clearest difference is rating: Angle Measure, Digital Ruler at 5.0 against Protractor Edge's 4.0. Angle Measure, Digital Ruler also leads on ads (none vs shown) and review sentiment (100% vs 67%). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Protractor Edge sells 2 one-off in-app purchases and Angle Measure, Digital Ruler sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Angle Measure, Digital Ruler holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 67% of Protractor Edge's written reviews are positive against 100% of Angle Measure, Digital Ruler's.

Protractor Edge ships an update every 6 weeks, Angle Measure, Digital Ruler every 6 days. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Protractor Edge | Angle Measure, Digital Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/protractor-edge-angle-measure/id1499078532/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/angle-measure-digital-ruler/id6677031222/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 8 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [向阳 杨](https://appshunter.io/developer/1174757734) | [Zain Saeed Mughal](https://appshunter.io/developer/1762408320) |

## 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 |


### Angle Measure, Digital Ruler

[App page](https://appshunter.io/ios/app/angle-measure-digital-ruler/id6677031222)

Transform your device into a versatile measuring tool. Accurately find and measure angles, levels, and distances with a digital protractor, ruler, and bubble level. Features include a flashlight and camera integration for precise work in any condition.

**Highlights:** Digital protractor and angle finder, Bubble level and 360° clinometer, Measuring tape and ruler functionality, Flashlight and camera integration, User-friendly interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Protractor Edge free?

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

### Is Angle Measure, Digital Ruler free?

Angle Measure, Digital Ruler is free to download, with in-app purchases available.

### Which has better reviews, Protractor Edge or Angle Measure, Digital Ruler?

Angle Measure, Digital Ruler is rated higher. Protractor Edge averages 4.0 out of 5 from 2 ratings, while Angle Measure, Digital Ruler averages 5.0 from 2 ratings.

### Do Protractor Edge or Angle Measure, Digital Ruler have ads?

Protractor Edge shows ads; Angle Measure, Digital Ruler does not.

### Which is updated more often, Protractor Edge or Angle Measure, Digital Ruler?

Protractor Edge ships an update every 6 weeks, and Angle Measure, Digital Ruler every 6 days. Most recently, Protractor Edge was updated on September 20, 2026 and Angle Measure, Digital Ruler on September 22, 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.*