# TrainersKit vs Athlix

The clearest difference is in-app purchases: Athlix at none against TrainersKit's 5. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for TrainersKit against 5.0 for Athlix. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

TrainersKit ships an update every 10 days, Athlix every 5 days. The most recent releases landed on September 27, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TrainersKit | Athlix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/trainerskit-client-tracker/id6446181545/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/athlix-workouttraining-app/id6759681594/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | Freemium | **Ad-supported** |
| Size | 22 MB | 98 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mahmoud Ashraf](https://appshunter.io/developer/1457729983) | [Athlix LLC](https://appshunter.io/developer/1880172140) |

## 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 |


### Athlix

[App page](https://appshunter.io/ios/app/athlix-workouttraining-app/id6759681594)

This app guides you through personalized workout sessions designed by your trainer. Log your progress, communicate directly with your coach, and connect with a community of fellow clients. It offers flexible workout modifications and secure payment options.

**Highlights:** Guided exercise-by-exercise workouts, Log sets, reps, and RPE, Built-in rest timers, View multi-week program at a glance, Real-time chat with coach, Community feed and interaction, Secure in-app payments

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

**In-app purchases:** none


## Frequently asked questions

### Is TrainersKit free?

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

### Is Athlix free?

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

### Which has better reviews, TrainersKit or Athlix?

TrainersKit and Athlix are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do TrainersKit or Athlix have ads?

Neither TrainersKit nor Athlix shows ads.

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

TrainersKit ships an update every 10 days, and Athlix every 5 days. Most recently, TrainersKit was updated on September 27, 2026 and Athlix on October 1, 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.*