# Staplerprüfer vs PSA

The clearest difference is update cadence: PSA at every 3 months against Staplerprüfer's every 12 months. Staplerprüfer's advantage is iOS requirement (11.0 vs 13.0). 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.

Staplerprüfer ships an update every 12 months, PSA every 3 months. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Staplerprüfer | PSA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 months** |
| Size | 30 MB | 20 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Secumundi GmbH](https://appshunter.io/developer/974668070) | [Certado GmbH](https://appshunter.io/developer/1588853102) |

## What reviewers say

### Staplerprüfer

[App page](https://appshunter.io/ios/app/staplerprufer/id506657374)

**Features:** macOS Compatibility

**In-app purchases:** none


### PSA

[App page](https://appshunter.io/ios/app/psa-audit/id1664063797)

**In-app purchases:** none


## Frequently asked questions

### Is Staplerprüfer free?

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

### Is PSA free?

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

### Do Staplerprüfer or PSA have ads?

Neither Staplerprüfer nor PSA shows ads.

### Which is updated more often, Staplerprüfer or PSA?

Staplerprüfer ships an update every 12 months, and PSA every 3 months. Most recently, Staplerprüfer was updated on October 6, 2026 and PSA on October 4, 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.*