# Karlskron vs Scompler

The clearest difference is update cadence: Scompler at fortnightly against Karlskron's every 25 months. Karlskron's advantage is iOS requirement (13.0 vs 15.6). 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.

Karlskron ships an update every 25 months, Scompler fortnightly. The most recent releases landed on September 20, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Karlskron | Scompler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Fortnightly** |
| Size | 28 MB | 64 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cosmema WITTICH GmbH](https://appshunter.io/developer/1573270034) | [Scompler Technologies GmbH](https://appshunter.io/developer/1488598230) |

## What reviewers say

### Karlskron

[App page](https://appshunter.io/ios/app/karlskron/id1578087520)

**Features:** macOS Compatibility

**In-app purchases:** none


### Scompler

[App page](https://appshunter.io/ios/app/scompler/id6449964238)

**Features:** Siri integration, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Karlskron free?

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

### Is Scompler free?

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

### Do Karlskron or Scompler have ads?

Neither Karlskron nor Scompler shows ads.

### Which is updated more often, Karlskron or Scompler?

Karlskron ships an update every 25 months, and Scompler fortnightly. Most recently, Karlskron was updated on September 20, 2026 and Scompler on September 8, 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.*