# Angulus Pro vs Protractor Angle Measure Tool

The clearest difference is ratings volume: Protractor Angle Measure Tool at 169 against Angulus Pro's 26. Angulus Pro's advantage is update cadence (fortnightly vs monthly). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Angulus Pro sells 3 in-app purchases, starting at $2.99 per month and Protractor Angle Measure Tool sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Angulus Pro against 4.5 for Protractor Angle Measure Tool. That said, the two scores are not equally well evidenced: Protractor Angle Measure Tool has 169 ratings behind it against 26, so its average is the more settled of the two.

Angulus Pro ships an update fortnightly, Protractor Angle Measure Tool monthly. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Angulus Pro | Protractor Angle Measure Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (26 ratings)](https://appshunter.io/ios/app/angulus-pro-precision-angle/id6736951943/reviews)** | [4.5 (169 ratings)](https://appshunter.io/ios/app/protractor-angle-measure-tool/id6742701087/reviews) |
| Number of ratings | 26 | **169** |
| Positive reviews | — | 13.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 134 MB | 79 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Yonaga](https://appshunter.io/developer/1774024485) | [Appcellent](https://appshunter.io/developer/1870956141) |

## What reviewers say

### Angulus Pro

[App page](https://appshunter.io/ios/app/angulus-pro-precision-angle/id6736951943)

This app provides professional-grade angle measurements for clinical and personal use. It offers high precision, multiple measurement modes, and AI-powered camera assistance for accurate assessments and progress tracking.

**Highlights:** Precision to 0.01°, Four Measurement Modes, AI-Powered Camera Overlay, Real-Time Analysis, Clinical Documentation & Export, Progress Tracking

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Angulus Pro Monthly | $2.99 | per month |
| Angulus Pro Annually | $29.99 | per year |
| Angulus Pro Lifetime | $49.99 | one-time |


### Protractor Angle Measure Tool

[App page](https://appshunter.io/ios/app/protractor-angle-measure-tool/id6742701087)

This tool transforms your device into a precise angle measurement instrument. It's ideal for DIY projects, construction, and renovations, offering real-time readings in various formats. Get professional-grade accuracy for all your angled surface needs.

**Highlights:** Precise angle measurement, Vertical and horizontal orientations, Multiple measurement units (degrees, radians, gradians), Target angle alerts with audio/vibration, Real-time precision readings, Apple Watch support with haptic feedback

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protractor Weekly | $4.99 | per 7 days |
| Protractor Weekly with Trial | $6.99 | per 7 days |
| Protractor Annual | $39.99 | per year |


## Frequently asked questions

### Is Angulus Pro free?

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

### Is Protractor Angle Measure Tool free?

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

### Which has better reviews, Angulus Pro or Protractor Angle Measure Tool?

Angulus Pro is rated higher. Angulus Pro averages 4.6 out of 5 from 26 ratings, while Protractor Angle Measure Tool averages 4.5 from 169 ratings.

### Do Angulus Pro or Protractor Angle Measure Tool have ads?

Neither Angulus Pro nor Protractor Angle Measure Tool shows ads.

### Which is updated more often, Angulus Pro or Protractor Angle Measure Tool?

Angulus Pro ships an update fortnightly, and Protractor Angle Measure Tool monthly. Most recently, Angulus Pro was updated on September 22, 2026 and Protractor Angle Measure Tool on September 24, 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.*