# Fitbox vs Flex & Flow Studio

The clearest difference is iOS requirement: Fitbox at 13.0 against Flex & Flow Studio's 15.0. 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Fitbox | Flex & Flow Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 31 MB | 57 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [3ONE5 MARKETING LIMITED](https://appshunter.io/developer/1131538176) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### Fitbox

[App page](https://appshunter.io/ios/app/fitbox/id6445913568)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flex & Flow Studio

[App page](https://appshunter.io/ios/app/flex-and-flow-studio/id6759364106)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fitbox free?

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

### Is Flex & Flow Studio free?

Flex & Flow Studio is free to download, with no in-app purchases.

### Do Fitbox or Flex & Flow Studio have ads?

Neither Fitbox nor Flex & Flow Studio shows ads.

### Which is updated more often, Fitbox or Flex & Flow Studio?

Fitbox ships an update every 3 months, and Flex & Flow Studio every 3 months. Most recently, Fitbox was updated on November 3, 2026 and Flex & Flow Studio on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*