# klang² vs Creature Journal

The clearest difference is in-app purchases: Creature Journal at none against klang²'s 10. Creature Journal also leads on update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. klang² sells 10 one-off in-app purchases. Creature Journal asks for nothing beyond the download.

klang² ships an update every 2 months, Creature Journal every 4 days. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | klang² | Creature Journal |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 89 MB | 26 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Oberlin & Rennertz GmbH](https://appshunter.io/developer/1474108830) | [TOBIAS ZINKE](https://appshunter.io/developer/1852039999) |

## What reviewers say

### klang²

[App page](https://appshunter.io/ios/app/klang/id1491987376)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klang2 Pro Option 0 | Free | one-time |
| Klang2 Pro Option 1 | $0.99 | one-time |
| Bundesländer und Hauptstädte | $0.99 | one-time |
| Klang2 Pro Option 2 | $1.99 | one-time |
| Klang2 Pro Option 3 | $3.99 | one-time |
| Volkslieder Premium | $3.99 | one-time |
| Tierisch Menschlich | $3.99 | one-time |
| Klang2 Pro Option 4 | $7.99 | one-time |
| Klang2 Pro Option 5 | $11.99 | one-time |
| Klang2 Pro Option 6 | $16.99 | one-time |


### Creature Journal

[App page](https://appshunter.io/ios/app/creature-journal/id6755117439)

Scan NFC cards to collect unique creatures, uncover their lore, and reveal hidden secrets. This app is designed for all ages and is perfect for events.

**Highlights:** Scan NFC cards, Collect unique creatures, Discover creature lore, Unlock hidden secrets, Event-specific content

**In-app purchases:** none


## Frequently asked questions

### Is klang² free?

klang² is free to download, with in-app purchases available.

### Is Creature Journal free?

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

### Do klang² or Creature Journal have ads?

Neither klang² nor Creature Journal shows ads.

### Which is updated more often, klang² or Creature Journal?

klang² ships an update every 2 months, and Creature Journal every 4 days. Most recently, klang² was updated on November 11, 2026 and Creature Journal on November 5, 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.*