# Vector vs Goniometer

The clearest difference is in-app purchases: Goniometer at none against Vector's 3. Goniometer also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vector sells 3 in-app purchases, starting at $59.00 per month. Goniometer asks for nothing beyond the download.

Vector ships an update weekly, Goniometer every 9 days. Both last shipped on October 2, 2026.

## The numbers

| Metric | Vector | Goniometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/vector-lab/id6758965403/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Freemium | — |
| Size | 47 MB | 68 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ZOK Enterprises LLC](https://appshunter.io/developer/1835713465) | [Procaryote](https://appshunter.io/developer/1591970439) |

## What reviewers say

### Vector

[App page](https://appshunter.io/ios/app/vector-lab/id6758965403)

This app transforms your phone into a biomechanical measurement tool for coaches and trainers. It allows for objective assessment of range of motion, tracks progress over time, and helps build structured client programs.

**Highlights:** Objective movement assessment, Range of motion measurement, Progress tracking over time, Structured client programs, Photo-based angle capture, Offline capability

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VectorLab Foundation | $59.00 | per month |
| VectorLab Adv | $99.00 | per month |
| VectorLab Pro | $179.00 | per month |


### Goniometer

[App page](https://appshunter.io/ios/app/goniometer-joint-rom-measure/id6780147865)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vector free?

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

### Is Goniometer free?

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

### Do Vector or Goniometer have ads?

Neither Vector nor Goniometer shows ads.

### Which is updated more often, Vector or Goniometer?

Vector ships an update weekly, and Goniometer every 9 days. Most recently, Vector was updated on October 2, 2026 and Goniometer on October 2, 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.*