# Bioservo vs 369Sonic

The clearest difference is update cadence: 369Sonic at every 9 days against Bioservo's every 3 weeks. 369Sonic also leads on iOS requirement (13.0 vs 15.0). 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.

Bioservo ships an update every 3 weeks, 369Sonic every 9 days. The most recent releases landed on October 6, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Bioservo | 369Sonic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 55 MB | 46 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bioservo Technologies AB](https://appshunter.io/developer/1233609648) | [369sonic s.r.o.](https://appshunter.io/developer/1740955289) |

## What reviewers say

### Bioservo

[App page](https://appshunter.io/ios/app/bioservo/id6447757572)

**Features:** Vision Pro support

**In-app purchases:** none


### 369Sonic

[App page](https://appshunter.io/ios/app/369sonic/id6496356519)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bioservo free?

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

### Is 369Sonic free?

369Sonic is free to download, with no in-app purchases.

### Do Bioservo or 369Sonic have ads?

Neither Bioservo nor 369Sonic shows ads.

### Which is updated more often, Bioservo or 369Sonic?

Bioservo ships an update every 3 weeks, and 369Sonic every 9 days. Most recently, Bioservo was updated on October 6, 2026 and 369Sonic on September 30, 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.*