# TrainersKit vs MuscleLab

The clearest difference is in-app purchases: MuscleLab at none against TrainersKit's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TrainersKit sells 5 in-app purchases, starting at $2.99 per month. MuscleLab asks for nothing beyond the download.

TrainersKit ships an update every 10 days, MuscleLab weekly. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | TrainersKit | MuscleLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/trainerskit-client-tracker/id6446181545/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Freemium | — |
| Size | 22 MB | 30 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Mahmoud Ashraf](https://appshunter.io/developer/1457729983) | [Ilya Valasiuk](https://appshunter.io/developer/1861559036) |

## What reviewers say

### TrainersKit

[App page](https://appshunter.io/ios/app/trainerskit-client-tracker/id6446181545)

Easily track client body composition, including weight, fat percentage, and muscle mass. Visualize progress with interactive charts and add progress pictures for a clear visual representation of physical changes. Securely back up and export client data.

**Highlights:** Client body composition tracking, Interactive progress charts, Progress picture uploads, Data backup and export, Fitness goal achievement tools

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrainersKit Pro (Monthly) | $2.99 | per month |
| TrainersKit Pro | $4.99 | per month |
| TrainersKit Pro (Annual) | $24.99 | per year |
| TrainersKit Pro | $49.99 | per year |
| Lifetime Pro | $49.99 | one-time |


### MuscleLab

[App page](https://appshunter.io/ios/app/musclelab/id6756586925)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TrainersKit free?

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

### Is MuscleLab free?

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

### Do TrainersKit or MuscleLab have ads?

Neither TrainersKit nor MuscleLab shows ads.

### Which is updated more often, TrainersKit or MuscleLab?

TrainersKit ships an update every 10 days, and MuscleLab weekly. Most recently, TrainersKit was updated on October 13, 2026 and MuscleLab on October 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.*