# biotys vs GutCode

The clearest difference is in-app purchases: biotys at none against GutCode's 2. biotys also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). GutCode's advantage is update cadence (every 9 days vs every 5 months). On price and ads there is nothing between them.

Both are free to download. GutCode sells 2 in-app purchases, starting at $9.99 per month. biotys asks for nothing beyond the download.

biotys ships an update every 5 months, GutCode every 9 days. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | biotys | GutCode |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Size | 12 MB | 29 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Amir Aiouaz](https://appshunter.io/developer/1462038680) | [Hanish Ali Kose](https://appshunter.io/developer/1866350024) |

## What reviewers say

### biotys

[App page](https://appshunter.io/ios/app/biotys/id6443545029)

**Features:** macOS Compatibility

**In-app purchases:** none


### GutCode

[App page](https://appshunter.io/ios/app/gutcode-gut-health-tracker/id6757358854)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GutCode Pro Monthly | $9.99 | per month |
| GutCode Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is biotys free?

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

### Is GutCode free?

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

### Do biotys or GutCode have ads?

Neither biotys nor GutCode shows ads.

### Which is updated more often, biotys or GutCode?

biotys ships an update every 5 months, and GutCode every 9 days. Most recently, biotys was updated on October 16, 2026 and GutCode on October 24, 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.*