# MPX Strength Studio vs Flexx Strength Training

The clearest difference is device support: Flexx Strength Training at 3 against MPX Strength Studio's 1. Flexx Strength Training also leads on iOS requirement (14.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

MPX Strength Studio ships an update every 3 weeks, Flexx Strength Training every 6 weeks. The most recent releases landed on August 5, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | MPX Strength Studio | Flexx Strength Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (104 ratings)](https://appshunter.io/ios/app/mpx-strength-studio/id1608080099/reviews)** | — |
| Number of ratings | **104** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Ad-supported | — |
| Size | 34 MB | 129 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MPX Strength Studio LLC](https://appshunter.io/developer/1608080101) | [Flahives Advanced Strength Training LLC](https://appshunter.io/developer/1482640734) |

## What reviewers say

### MPX Strength Studio

[App page](https://appshunter.io/ios/app/mpx-strength-studio/id1608080099)

Easily manage your fitness class schedule, book sessions, and search for specific class types, instructors, or times. You can even reserve a spot for a friend, simplifying your booking process.

**Highlights:** Access class schedule, Book classes, Search by class type, instructor, or time, Book for friends, Simplified scheduling

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Flexx Strength Training

[App page](https://appshunter.io/ios/app/flexx-strength-training/id6448751885)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is MPX Strength Studio free?

MPX Strength Studio is free to download, with no in-app purchases.

### Is Flexx Strength Training free?

Flexx Strength Training is free to download, with no in-app purchases.

### Do MPX Strength Studio or Flexx Strength Training have ads?

Both MPX Strength Studio and Flexx Strength Training show ads.

### Which is updated more often, MPX Strength Studio or Flexx Strength Training?

MPX Strength Studio ships an update every 3 weeks, and Flexx Strength Training every 6 weeks. Most recently, MPX Strength Studio was updated on August 5, 2026 and Flexx Strength Training on May 16, 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.*