# CORE40 vs MPX Strength Studio

The clearest difference is rating: MPX Strength Studio at 5.0 against CORE40's 2.3. MPX Strength Studio also leads on review sentiment (100% vs 60%) and ratings volume (104 vs 9). CORE40's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model 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 holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: MPX Strength Studio has 104 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 60% of CORE40's written reviews are positive against 100% of MPX Strength Studio's.

CORE40 ships an update every 5 weeks, MPX Strength Studio every 3 weeks. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | CORE40 | MPX Strength Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (9 ratings)](https://appshunter.io/ios/app/core40/id718323094/reviews) | **[5.0 (104 ratings)](https://appshunter.io/ios/app/mpx-strength-studio/id1608080099/reviews)** |
| Number of ratings | 9 | **104** |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 195 MB | 34 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CORE40 Studios](https://appshunter.io/developer/1750848800) | [MPX Strength Studio LLC](https://appshunter.io/developer/1608080101) |

## What reviewers say

### CORE40

[App page](https://appshunter.io/ios/app/core40/id718323094)

Plan and schedule fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location information. Easily connect to social media pages.

**Highlights:** View class schedules, Sign up for classes, Studio location information, Social media links, Optimize class booking

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is CORE40 free?

CORE40 is free to download, with no in-app purchases.

### Is MPX Strength Studio free?

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

### Which has better reviews, CORE40 or MPX Strength Studio?

MPX Strength Studio is rated higher. CORE40 averages 2.3 out of 5 from 9 ratings, while MPX Strength Studio averages 5.0 from 104 ratings.

### Do CORE40 or MPX Strength Studio have ads?

MPX Strength Studio shows ads; CORE40 does not.

### Which is updated more often, CORE40 or MPX Strength Studio?

CORE40 ships an update every 5 weeks, and MPX Strength Studio every 3 weeks. Most recently, CORE40 was updated on October 19, 2026 and MPX Strength Studio on October 20, 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.*