# frogProject vs RottnerUNLOCK

The clearest difference is device support: RottnerUNLOCK at 3 against frogProject's 1. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | frogProject | RottnerUNLOCK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 59 MB | 32 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [frogblue TECHNOLOGY GmbH](https://appshunter.io/developer/1731333769) | [Rottner Services GmbH](https://appshunter.io/developer/1553451566) |

## What reviewers say

### frogProject

[App page](https://appshunter.io/ios/app/frogproject/id1385374189)

**In-app purchases:** none


### RottnerUNLOCK

[App page](https://appshunter.io/ios/app/rottnerunlock/id1553451564)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is frogProject free?

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

### Is RottnerUNLOCK free?

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

### Do frogProject or RottnerUNLOCK have ads?

Neither frogProject nor RottnerUNLOCK shows ads.

### Which is updated more often, frogProject or RottnerUNLOCK?

frogProject ships an update every 2 months, and RottnerUNLOCK every 2 months. Most recently, frogProject was updated on October 3, 2026 and RottnerUNLOCK on September 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.*