# Angulus Pro vs Techacs Externo

The clearest difference is in-app purchases: Techacs Externo at none against Angulus Pro's 3. Techacs Externo also leads on iOS requirement (15.1 vs 17.6). Angulus Pro's advantage is update cadence (fortnightly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Angulus Pro sells 3 in-app purchases, starting at $2.99 per month. Techacs Externo asks for nothing beyond the download.

Angulus Pro ships an update fortnightly, Techacs Externo every 4 months. The most recent releases landed on October 9, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Angulus Pro | Techacs Externo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (26 ratings)](https://appshunter.io/ios/app/angulus-pro-precision-angle/id6736951943/reviews)** | — |
| Number of ratings | **26** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 134 MB | 36 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yonaga](https://appshunter.io/developer/1774024485) | [Kauan Almeida](https://appshunter.io/developer/1837602264) |

## 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 |


### Techacs Externo

[App page](https://appshunter.io/ios/app/techacs-externo/id6777122186)

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

**In-app purchases:** none


## Frequently asked questions

### Is Angulus Pro free?

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

### Is Techacs Externo free?

Techacs Externo is free to download, with no in-app purchases.

### Do Angulus Pro or Techacs Externo have ads?

Neither Angulus Pro nor Techacs Externo shows ads.

### Which is updated more often, Angulus Pro or Techacs Externo?

Angulus Pro ships an update fortnightly, and Techacs Externo every 4 months. Most recently, Angulus Pro was updated on October 9, 2026 and Techacs Externo on October 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.*