# MyLab by LabOS vs ARK.ai

The clearest difference is update cadence: ARK.ai at monthly against MyLab by LabOS's every 18 months. MyLab by LabOS's advantage is iOS requirement (9.0 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.

MyLab by LabOS ships an update every 18 months, ARK.ai monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | MyLab by LabOS | ARK.ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Monthly** |
| Size | 10 MB | 197 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [STMS](https://appshunter.io/developer/1173501495) | [PaxeraHealth Corp](https://appshunter.io/developer/432290457) |

## What reviewers say

### MyLab by LabOS

[App page](https://appshunter.io/ios/app/mylab-by-labos/id1254980686)

**In-app purchases:** none


### ARK.ai

[App page](https://appshunter.io/ios/app/arkai/id6470363267)

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

**In-app purchases:** none


## Frequently asked questions

### Is MyLab by LabOS free?

MyLab by LabOS is free to download, with no in-app purchases.

### Is ARK.ai free?

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

### Do MyLab by LabOS or ARK.ai have ads?

Neither MyLab by LabOS nor ARK.ai shows ads.

### Which is updated more often, MyLab by LabOS or ARK.ai?

MyLab by LabOS ships an update every 18 months, and ARK.ai monthly. Most recently, MyLab by LabOS was updated on November 2, 2026 and ARK.ai on November 3, 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.*