# PROCheck by Prometeon vs Owton's

The clearest difference is update cadence: PROCheck by Prometeon at every 2 weeks against Owton's's every 6 weeks. 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.

PROCheck by Prometeon ships an update every 2 weeks, Owton's every 6 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PROCheck by Prometeon | Owton's |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Size | 57 MB | 134 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Prometeon Tyre Group](https://appshunter.io/developer/1538117482) | [Owtons](https://appshunter.io/developer/1815158992) |

## What reviewers say

### PROCheck by Prometeon

[App page](https://appshunter.io/ios/app/procheck-by-prometeon/id1538117480)

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

**In-app purchases:** none


### Owton's

[App page](https://appshunter.io/ios/app/owtons/id6746102427)

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

**In-app purchases:** none


## Frequently asked questions

### Is PROCheck by Prometeon free?

PROCheck by Prometeon is free to download, with no in-app purchases.

### Is Owton's free?

Owton's is free to download, with no in-app purchases.

### Do PROCheck by Prometeon or Owton's have ads?

Neither PROCheck by Prometeon nor Owton's shows ads.

### Which is updated more often, PROCheck by Prometeon or Owton's?

PROCheck by Prometeon ships an update every 2 weeks, and Owton's every 6 weeks. Most recently, PROCheck by Prometeon was updated on November 3, 2026 and Owton's on October 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.*