# AngleLab vs Joint Angle Measurement

The clearest difference is in-app purchases: AngleLab at none against Joint Angle Measurement's 2. AngleLab also leads on iOS requirement (13.0 vs 18.0). Joint Angle Measurement's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Joint Angle Measurement sells 2 in-app purchases, starting at $2.99 per month. AngleLab asks for nothing beyond the download.

AngleLab ships an update every 3 months, Joint Angle Measurement every 2 weeks. The most recent releases landed on May 17, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AngleLab | Joint Angle Measurement |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 41 MB | 27 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [HELTEC Co., Ltd](https://appshunter.io/developer/1740087639) | [ryo muranaka](https://appshunter.io/developer/1606480078) |

## What reviewers say

### AngleLab

[App page](https://appshunter.io/ios/app/anglelab-joint-angle-app/id1641470895)

**Features:** macOS Compatibility

**In-app purchases:** none


### Joint Angle Measurement

[App page](https://appshunter.io/ios/app/joint-angle-measurement/id6752212531)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| subscription | $2.99 | per month |
| Subscription | $19.99 | per year |


## Frequently asked questions

### Is AngleLab free?

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

### Is Joint Angle Measurement free?

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

### Do AngleLab or Joint Angle Measurement have ads?

Neither AngleLab nor Joint Angle Measurement shows ads.

### Which is updated more often, AngleLab or Joint Angle Measurement?

AngleLab ships an update every 3 months, and Joint Angle Measurement every 2 weeks. Most recently, AngleLab was updated on May 17, 2026 and Joint Angle Measurement on September 19, 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.*