# APPostel Petrus vs ESG Singen

The clearest difference is update cadence: APPostel Petrus at every 2 weeks against ESG Singen's every 6 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.

APPostel Petrus ships an update every 2 weeks, ESG Singen every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | APPostel Petrus | ESG Singen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Size | 103 MB | 102 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Apostel-Petrus-Gemeinde Berlin](https://appshunter.io/developer/1480248748) | [Evangelisches Dekanat Konstanz](https://appshunter.io/developer/1659468544) |

## What reviewers say

### APPostel Petrus

[App page](https://appshunter.io/ios/app/appostel-petrus/id1480248749)

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

**In-app purchases:** none


### ESG Singen

[App page](https://appshunter.io/ios/app/esg-singen/id1664122093)

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

**In-app purchases:** none


## Frequently asked questions

### Is APPostel Petrus free?

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

### Is ESG Singen free?

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

### Do APPostel Petrus or ESG Singen have ads?

Neither APPostel Petrus nor ESG Singen shows ads.

### Which is updated more often, APPostel Petrus or ESG Singen?

APPostel Petrus ships an update every 2 weeks, and ESG Singen every 6 weeks. Most recently, APPostel Petrus was updated on October 29, 2026 and ESG Singen on October 30, 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.*