# WatchFitPro vs BioDecay

The clearest difference is in-app purchases: WatchFitPro at none against BioDecay's 1. WatchFitPro also leads on iOS requirement (15.0 vs 26.0). BioDecay's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. BioDecay sells 1 one-off in-app purchase. WatchFitPro asks for nothing beyond the download.

## The numbers

| Metric | WatchFitPro | BioDecay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Size | 147 MB | 1 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [深圳码拓科技有限公司](https://appshunter.io/developer/1715783433) | [Jose Gea](https://appshunter.io/developer/869882203) |

## What reviewers say

### WatchFitPro

[App page](https://appshunter.io/ios/app/watchfitpro/id6478580571)

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

**In-app purchases:** none


### BioDecay

[App page](https://appshunter.io/ios/app/biodecay/id6766216955)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BioDecay Unlock | $3.99 | one-time |


## Frequently asked questions

### Is WatchFitPro free?

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

### Is BioDecay free?

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

### Do WatchFitPro or BioDecay have ads?

WatchFitPro shows ads; BioDecay does not.

---

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