# The Body Transformers vs Fasty

The clearest difference is in-app purchases: The Body Transformers at none against Fasty's 2. The Body Transformers also leads on iOS requirement (14.0 vs 17.0). Fasty's advantage is update cadence (every 3 days vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. Fasty sells 2 in-app purchases, starting at $1.99 per 7 days. The Body Transformers asks for nothing beyond the download.

The Body Transformers ships an update every 8 months, Fasty every 3 days. The most recent releases landed on October 7, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | The Body Transformers | Fasty |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 days** |
| Size | 56 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [长贵 周](https://appshunter.io/developer/6779968395) |

## What reviewers say

### The Body Transformers

[App page](https://appshunter.io/ios/app/the-body-transformers/id6737148658)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fasty

[App page](https://appshunter.io/ios/app/fasty-if-fasting-timer-app/id6779994881)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fasty Plus (Weekly) | $1.99 | per 7 days |
| Fasty Plus (Yearly) | $19.99 | per year |


## Frequently asked questions

### Is The Body Transformers free?

The Body Transformers is free to download, with no in-app purchases.

### Is Fasty free?

Fasty is free to download, with in-app purchases available.

### Do The Body Transformers or Fasty have ads?

Neither The Body Transformers nor Fasty shows ads.

### Which is updated more often, The Body Transformers or Fasty?

The Body Transformers ships an update every 8 months, and Fasty every 3 days. Most recently, The Body Transformers was updated on October 7, 2026 and Fasty on October 26, 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.*