# Protractor Measuring Angle vs Angle Meter

The clearest difference is in-app purchases: Protractor Measuring Angle at none against Angle Meter's 1. Protractor Measuring Angle also leads on ads (none vs shown) and update cadence (every 2 days vs every 3 weeks). Angle Meter's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price there is nothing between them.

Both are free to download. Angle Meter sells 1 one-off in-app purchase. Protractor Measuring Angle asks for nothing beyond the download.

Protractor Measuring Angle ships an update every 2 days, Angle Meter every 3 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Protractor Measuring Angle | Angle Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/protractor-measuring-angle/id6785106013/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 16 MB | 40 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MSR TECH LLP](https://appshunter.io/developer/1761560109) | [hiroki kawamura](https://appshunter.io/developer/1613885005) |

## What reviewers say

### Protractor Measuring Angle

[App page](https://appshunter.io/ios/app/protractor-measuring-angle/id6785106013)

This app transforms your iPhone into a versatile digital measuring tool. It offers multiple functions to measure angles, slopes, distances, and even height using your device's sensors and camera. Save and review your measurement history for future reference.

**Highlights:** Inclinometer for real-time tilt measurement, Screen protractor for precise angle reading, Camera level with horizon overlay, Photo angle measurement on existing images, Height calculator using trigonometry, AR Measure for 3D space measurements, On-screen ruler and digital compass

**In-app purchases:** none


### Angle Meter

[App page](https://appshunter.io/ios/app/angle-meter-slope-and-tilt/id6787397683)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium (Angle Meter) | $17.99 | one-time |


## Frequently asked questions

### Is Protractor Measuring Angle free?

Protractor Measuring Angle is free to download, with no in-app purchases.

### Is Angle Meter free?

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

### Do Protractor Measuring Angle or Angle Meter have ads?

Angle Meter shows ads; Protractor Measuring Angle does not.

### Which is updated more often, Protractor Measuring Angle or Angle Meter?

Protractor Measuring Angle ships an update every 2 days, and Angle Meter every 3 weeks. Most recently, Protractor Measuring Angle was updated on October 24, 2026 and Angle Meter on October 28, 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.*