# MPower6 Gym vs ST8

The clearest difference is monetization model: ST8 at free against MPower6 Gym's ad-supported. ST8 also leads on ratings volume (9 vs 3). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for MPower6 Gym against 5.0 for ST8. Both are backed by a comparable volume of ratings — 3 and 9 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | MPower6 Gym | ST8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/mpower6-gym/id6477445828/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/st8/id6764456292/reviews) |
| Number of ratings | 3 | **9** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 194 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [SF Brand Co LLC](https://appshunter.io/developer/1729361981) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### MPower6 Gym

[App page](https://appshunter.io/ios/app/mpower6-gym/id6477445828)

Plan your workouts, sign up for classes, and manage your gym account. Access exclusive promotions and use digital barcodes for entry. Optimize your gym experience with this convenient digital tool.

**Highlights:** Training schedule planning, Class sign-ups, Account details access, Digital barcode entry, View promotions

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

**In-app purchases:** none


### ST8

[App page](https://appshunter.io/ios/app/st8/id6764456292)

This app offers a comprehensive fitness experience with yoga, cycling, and strength training classes. It provides a user-friendly schedule for booking, waitlists, and real-time notifications, fostering a supportive community for all fitness levels.

**Highlights:** Yoga flows, Cycling rides, Strength training, Class booking, Waitlists and notifications, Community connection, Themed rides and workshops

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

**In-app purchases:** none


## Frequently asked questions

### Is MPower6 Gym free?

MPower6 Gym is free to download, with no in-app purchases.

### Is ST8 free?

ST8 is free to download, with no in-app purchases.

### Which has better reviews, MPower6 Gym or ST8?

MPower6 Gym and ST8 are both rated 5.0 out of 5 on the App Store, from 3 and 9 ratings respectively.

### Do MPower6 Gym or ST8 have ads?

Neither MPower6 Gym nor ST8 shows ads.

### Which is updated more often, MPower6 Gym or ST8?

MPower6 Gym ships an update every 3 weeks, and ST8 every 3 weeks. Most recently, MPower6 Gym was updated on September 13, 2026 and ST8 on September 17, 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.*