# JBO vs PAX Materialcheck

The clearest difference is update cadence: PAX Materialcheck at every 5 days against JBO's every 83 months. JBO's advantage is iOS requirement (12.0 vs 15.1). 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.

JBO ships an update every 83 months, PAX Materialcheck every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | JBO | PAX Materialcheck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 83 months | **Every 5 days** |
| Size | 8 MB | 26 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martin Blume](https://appshunter.io/developer/1155409951) | [X-CEN-TEK GmbH & Co. KG](https://appshunter.io/developer/1837639513) |

## What reviewers say

### JBO

[App page](https://appshunter.io/ios/app/jbo-personal-training/id1474768947)

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

**In-app purchases:** none


### PAX Materialcheck

[App page](https://appshunter.io/ios/app/pax-materialcheck/id6751945483)

**In-app purchases:** none


## Frequently asked questions

### Is JBO free?

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

### Is PAX Materialcheck free?

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

### Do JBO or PAX Materialcheck have ads?

Neither JBO nor PAX Materialcheck shows ads.

### Which is updated more often, JBO or PAX Materialcheck?

JBO ships an update every 83 months, and PAX Materialcheck every 5 days. Most recently, JBO was updated on November 3, 2026 and PAX Materialcheck on November 5, 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.*