# Onderzoekfabriek vs Shiftmanager Pro

The clearest difference is update cadence: Onderzoekfabriek at every 9 days against Shiftmanager Pro's every 5 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.

Onderzoekfabriek ships an update every 9 days, Shiftmanager Pro every 5 weeks. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Onderzoekfabriek | Shiftmanager Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Size | 72 MB | 138 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [de Onderzoekfabriek](https://appshunter.io/developer/1056706381) | [Shiftmanager B.V.](https://appshunter.io/developer/1483022516) |

## What reviewers say

### Onderzoekfabriek

[App page](https://appshunter.io/ios/app/onderzoekfabriek/id1050138338)

**Features:** macOS Compatibility

**In-app purchases:** none


### Shiftmanager Pro

[App page](https://appshunter.io/ios/app/shiftmanager-pro/id1189102768)

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

**In-app purchases:** none


## Frequently asked questions

### Is Onderzoekfabriek free?

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

### Is Shiftmanager Pro free?

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

### Do Onderzoekfabriek or Shiftmanager Pro have ads?

Neither Onderzoekfabriek nor Shiftmanager Pro shows ads.

### Which is updated more often, Onderzoekfabriek or Shiftmanager Pro?

Onderzoekfabriek ships an update every 9 days, and Shiftmanager Pro every 5 weeks. Most recently, Onderzoekfabriek was updated on October 12, 2026 and Shiftmanager Pro on October 2, 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.*