# Vector vs AMRAP by DR

The clearest difference is in-app purchases: AMRAP by DR at none against Vector's 3. Vector's advantage is iOS requirement (15.1 vs 26.5). 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. AMRAP by DR asks for nothing beyond the download.

Vector ships an update weekly, AMRAP by DR every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Vector | AMRAP by DR |
| --- | --- | --- |
| 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 5 days** |
| Monetization | Freemium | — |
| Size | 47 MB | 1 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ZOK Enterprises LLC](https://appshunter.io/developer/1835713465) | [Daniel Rinke](https://appshunter.io/developer/6804255075) |

## 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 |


### AMRAP by DR

[App page](https://appshunter.io/ios/app/amrap-by-dr/id6804255073)

**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 AMRAP by DR free?

AMRAP by DR is free to download, with no in-app purchases.

### Do Vector or AMRAP by DR have ads?

Neither Vector nor AMRAP by DR shows ads.

### Which is updated more often, Vector or AMRAP by DR?

Vector ships an update weekly, and AMRAP by DR every 5 days. Most recently, Vector was updated on October 31, 2026 and AMRAP by DR on October 31, 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.*