# PrEP vs Piesel Piepser

The clearest difference is update cadence: Piesel Piepser at every 5 weeks against PrEP's every 77 months. PrEP'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.

PrEP ships an update every 77 months, Piesel Piepser every 5 weeks. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | PrEP | Piesel Piepser |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 77 months | **Every 5 weeks** |
| Size | 73 MB | 41 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Pomorski Uniwersytet Medyczny](https://appshunter.io/developer/1451209103) | [Marlon Osthoff](https://appshunter.io/developer/1480425209) |

## What reviewers say

### PrEP

[App page](https://appshunter.io/ios/app/prep/id1451209104)

**Features:** macOS Compatibility

**In-app purchases:** none


### Piesel Piepser

[App page](https://appshunter.io/ios/app/piesel-piepser/id1480425210)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrEP free?

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

### Is Piesel Piepser free?

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

### Do PrEP or Piesel Piepser have ads?

Neither PrEP nor Piesel Piepser shows ads.

### Which is updated more often, PrEP or Piesel Piepser?

PrEP ships an update every 77 months, and Piesel Piepser every 5 weeks. Most recently, PrEP was updated on October 11, 2026 and Piesel Piepser on October 13, 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.*