# SIX2TEN Personal Trainers vs Hamstra

The clearest difference is in-app purchases: Hamstra at none against SIX2TEN Personal Trainers's 1. Hamstra also leads on update cadence (fortnightly vs monthly). SIX2TEN Personal Trainers's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. SIX2TEN Personal Trainers sells 1 in-app purchase, starting at $119.99 per month. Hamstra asks for nothing beyond the download.

SIX2TEN Personal Trainers ships an update monthly, Hamstra fortnightly. The most recent releases landed on September 26, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SIX2TEN Personal Trainers | Hamstra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 51 MB | 100 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Connect Personal Training & Coaching BV](https://appshunter.io/developer/1726191384) | [FITsociety BV (Apps)](https://appshunter.io/developer/1756257213) |

## What reviewers say

### SIX2TEN Personal Trainers

[App page](https://appshunter.io/ios/app/six2ten-personal-trainers/id6476203079)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Maandelijks Online Coaching | $119.99 | per month |


### Hamstra

[App page](https://appshunter.io/ios/app/hamstra-pt/id6761917068)

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

**In-app purchases:** none


## Frequently asked questions

### Is SIX2TEN Personal Trainers free?

SIX2TEN Personal Trainers is free to download, with in-app purchases available.

### Is Hamstra free?

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

### Do SIX2TEN Personal Trainers or Hamstra have ads?

Neither SIX2TEN Personal Trainers nor Hamstra shows ads.

### Which is updated more often, SIX2TEN Personal Trainers or Hamstra?

SIX2TEN Personal Trainers ships an update monthly, and Hamstra fortnightly. Most recently, SIX2TEN Personal Trainers was updated on September 26, 2026 and Hamstra on November 5, 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.*