# iSynbiotix vs Fresh Check

The clearest difference is iOS requirement: iSynbiotix at 9.3 against Fresh Check's 11.0. 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.

iSynbiotix ships an update every 2 months, Fresh Check monthly. The most recent releases landed on October 14, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | iSynbiotix | Fresh Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 35 MB | 149 MB |
| Requires iOS | **9.3** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Synbiotix Ltd](https://appshunter.io/developer/978319328) | [Fresh Check Ltd.](https://appshunter.io/developer/1618278162) |

## What reviewers say

### iSynbiotix

[App page](https://appshunter.io/ios/app/isynbiotix/id1479404974)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fresh Check

[App page](https://appshunter.io/ios/app/fresh-check/id1618278160)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSynbiotix free?

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

### Is Fresh Check free?

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

### Do iSynbiotix or Fresh Check have ads?

Neither iSynbiotix nor Fresh Check shows ads.

### Which is updated more often, iSynbiotix or Fresh Check?

iSynbiotix ships an update every 2 months, and Fresh Check monthly. Most recently, iSynbiotix was updated on October 14, 2026 and Fresh Check 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.*