# Prik! vs Zelftestlab

The clearest difference is update cadence: Zelftestlab at monthly against Prik!'s every 31 months. 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.

Prik! ships an update every 31 months, Zelftestlab monthly. The most recent releases landed on May 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Prik! | Zelftestlab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Monthly** |
| Size | 56 MB | 46 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Monkeybizniz](https://appshunter.io/developer/589774659) | [How Are You Diagnostics B.V.](https://appshunter.io/developer/1520206141) |

## What reviewers say

### Prik!

[App page](https://appshunter.io/ios/app/prik/id962040552)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zelftestlab

[App page](https://appshunter.io/ios/app/zelftestlab/id6739203248)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prik! free?

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

### Is Zelftestlab free?

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

### Do Prik! or Zelftestlab have ads?

Neither Prik! nor Zelftestlab shows ads.

### Which is updated more often, Prik! or Zelftestlab?

Prik! ships an update every 31 months, and Zelftestlab monthly. Most recently, Prik! was updated on May 17, 2026 and Zelftestlab on September 9, 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.*