# Vi Training vs Sweaty Bums

The clearest difference is update cadence: Sweaty Bums at every 7 months against Vi Training's every 14 months. Vi Training's advantage is iOS requirement (13.0 vs 15.6). 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.

Vi Training ships an update every 14 months, Sweaty Bums every 7 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | Vi Training | Sweaty Bums |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 7 months** |
| Size | 56 MB | 31 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vi Training Gym Ltd](https://appshunter.io/developer/1683168904) | [Sweaty Bums Ltd](https://appshunter.io/developer/1773100343) |

## What reviewers say

### Vi Training

[App page](https://appshunter.io/ios/app/vi-training/id6447982269)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sweaty Bums

[App page](https://appshunter.io/ios/app/sweaty-bums/id6736706110)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vi Training free?

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

### Is Sweaty Bums free?

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

### Do Vi Training or Sweaty Bums have ads?

Neither Vi Training nor Sweaty Bums shows ads.

### Which is updated more often, Vi Training or Sweaty Bums?

Vi Training ships an update every 14 months, and Sweaty Bums every 7 months. Most recently, Vi Training was updated on October 27, 2026 and Sweaty Bums on October 27, 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.*