# Schloss vs Kaffeeblech

The clearest difference is update cadence: Schloss at every 3 months against Kaffeeblech's every 23 months. Kaffeeblech's advantage is iOS requirement (11.0 vs 15.0). 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.

Schloss ships an update every 3 months, Kaffeeblech every 23 months. The most recent releases landed on September 18, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Schloss | Kaffeeblech |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 23 months |
| Monetization | Free | — |
| Size | 40 MB | 13 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jan Philipp Dahms](https://appshunter.io/developer/1474942026) | [EUROKEY Software GmbH](https://appshunter.io/developer/885417836) |

## What reviewers say

### Schloss

[App page](https://appshunter.io/ios/app/schloss-app/id1386253497)

Access your school's portal for personalized class and substitute schedules. Receive instant push notifications for schedule changes, messages, and important announcements.

**Highlights:** Personalized schedules, Substitute plan updates, Push notifications, School portal integration, Individualized access

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

**In-app purchases:** none


### Kaffeeblech

[App page](https://appshunter.io/ios/app/kaffeeblech/id1535447147)

**In-app purchases:** none


## Frequently asked questions

### Is Schloss free?

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

### Is Kaffeeblech free?

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

### Do Schloss or Kaffeeblech have ads?

Neither Schloss nor Kaffeeblech shows ads.

### Which is updated more often, Schloss or Kaffeeblech?

Schloss ships an update every 3 months, and Kaffeeblech every 23 months. Most recently, Schloss was updated on September 18, 2026 and Kaffeeblech on September 15, 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.*