# The HIIT Locker vs FITT Studio

The clearest difference is update cadence: The HIIT Locker at every 2 months against FITT Studio's every 5 months. The HIIT Locker also leads on iOS requirement (14.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

The HIIT Locker ships an update every 2 months, FITT Studio every 5 months. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | The HIIT Locker | FITT Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 56 MB | 157 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [Legitfit Limited](https://appshunter.io/developer/1550159231) |

## What reviewers say

### The HIIT Locker

[App page](https://appshunter.io/ios/app/the-hiit-locker/id6759447775)

**Features:** macOS Compatibility

**In-app purchases:** none


### FITT Studio

[App page](https://appshunter.io/ios/app/fitt-studio/id6760859340)

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

**In-app purchases:** none


## Frequently asked questions

### Is The HIIT Locker free?

The HIIT Locker is free to download, with no in-app purchases.

### Is FITT Studio free?

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

### Do The HIIT Locker or FITT Studio have ads?

Neither The HIIT Locker nor FITT Studio shows ads.

### Which is updated more often, The HIIT Locker or FITT Studio?

The HIIT Locker ships an update every 2 months, and FITT Studio every 5 months. Most recently, The HIIT Locker was updated on October 31, 2026 and FITT Studio on October 25, 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.*