# Extreme Fit vs TrainersKit

The clearest difference is rating: TrainersKit at 5.0 against Extreme Fit's 4.0. Extreme Fit's advantage is in-app purchases (none vs 4) and iOS requirement (9.3 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. TrainersKit sells 4 in-app purchases, starting at $2.99 per month. Extreme Fit asks for nothing beyond the download.

TrainersKit holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Extreme Fit ships an update every 2 weeks, TrainersKit every 10 days. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Extreme Fit | TrainersKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/extreme-fit/id1220233631/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/trainerskit-client-tracker/id6446181545/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | **Free** | Freemium |
| Size | 52 MB | 26 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [American Service Financial Corp](https://appshunter.io/developer/1220233180) | [Mahmoud Ashraf](https://appshunter.io/developer/1457729983) |

## What reviewers say

### Extreme Fit

[App page](https://appshunter.io/ios/app/extreme-fit/id1220233631)

Manage your club's class schedules, book training sessions, and check in seamlessly from your device. Earn rewards and potential insurance reimbursements for your workouts. Access trainer communication, workout videos, and club information like menus and promotions.

**Highlights:** View class schedules, Sign up for classes, Purchase and schedule training sessions, Mobile check-in, Earn rewards and reimbursements, Direct trainer communication, Workout video library, Club information access

**Features:** macOS Compatibility

**In-app purchases:** none


### TrainersKit

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

Easily log client body composition, track progress with interactive charts, and add progress pictures. Securely back up and export client data to help them achieve their fitness goals.

**Highlights:** Client body composition tracking, Interactive progress charts, Progress picture uploads, Data backup and export, Fitness assessment logging

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

**In-app purchases (4)**

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


## Frequently asked questions

### Is Extreme Fit free?

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

### Is TrainersKit free?

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

### Which has better reviews, Extreme Fit or TrainersKit?

TrainersKit is rated higher. Extreme Fit averages 4.0 out of 5 from 1 ratings, while TrainersKit averages 5.0 from 2 ratings.

### Do Extreme Fit or TrainersKit have ads?

Neither Extreme Fit nor TrainersKit shows ads.

### Which is updated more often, Extreme Fit or TrainersKit?

Extreme Fit ships an update every 2 weeks, and TrainersKit every 10 days. Most recently, Extreme Fit was updated on October 29, 2026 and TrainersKit on October 30, 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.*