# Zweifel vs MODEKELLER

The clearest difference is iOS requirement: MODEKELLER at 13.0 against Zweifel's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zweifel ships an update every 3 weeks, MODEKELLER fortnightly. Both last shipped on October 4, 2026.

## The numbers

| Metric | Zweifel | MODEKELLER |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 46 MB | 69 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cubera Solutions AG](https://appshunter.io/developer/884957827) | [MODEKELLER AG](https://appshunter.io/developer/1792216146) |

## What reviewers say

### Zweifel

[App page](https://appshunter.io/ios/app/zweifel/id6453702396)

**Features:** macOS Compatibility

**In-app purchases:** none


### MODEKELLER

[App page](https://appshunter.io/ios/app/modekeller/id6740918159)

**In-app purchases:** none


## Frequently asked questions

### Is Zweifel free?

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

### Is MODEKELLER free?

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

### Do Zweifel or MODEKELLER have ads?

Neither Zweifel nor MODEKELLER shows ads.

### Which is updated more often, Zweifel or MODEKELLER?

Zweifel ships an update every 3 weeks, and MODEKELLER fortnightly. Most recently, Zweifel was updated on October 4, 2026 and MODEKELLER 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.*