# Duck's Dream vs Shellog

The clearest difference is in-app purchases: Shellog at none against Duck's Dream's 9. Shellog also leads on update cadence (every 2 days vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Duck's Dream sells 9 in-app purchases, starting at $4.99 per month. Shellog asks for nothing beyond the download.

Duck's Dream ships an update every 4 days, Shellog every 2 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Duck's Dream | Shellog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ducks-dream/id6746451155/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 133 MB | 93 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [minsoo kim](https://appshunter.io/developer/1831254303) | [Minseo Ko](https://appshunter.io/developer/6805713431) |

## What reviewers say

### Duck's Dream

[App page](https://appshunter.io/ios/app/ducks-dream/id6746451155)

This app uses your daily behavior patterns to suggest personalized self-care missions. It offers CBT-based guidance and quick puzzle games to help manage mood and build sustainable mental wellness through fun, achievable daily actions.

**Highlights:** Personalized self-care missions, CBT-based guidance (QuackTalk), Puzzle game for mood interruption (QuackPop), Behavioral pattern tracking (Mind Chart), Duck customization and leveling, Global leaderboard

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |
| Dia 10 | $0.49 | one-time |
| 아이템  4종 | $0.99 | one-time |
| Dia 50 | $2.99 | one-time |
| 아이템 4종 5세트 | $3.99 | one-time |
| Dia 80 | $4.99 | one-time |
| Dia 100 | $5.99 | one-time |
| 아이템 4종 5세트, 하트 10개 | $5.99 | one-time |
| Dream Pass | $6.99 | one-time |


### Shellog

[App page](https://appshunter.io/ios/app/shellog-pilates-and-stretching/id6805713429)

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

**In-app purchases:** none


## Frequently asked questions

### Is Duck's Dream free?

Duck's Dream is free to download, with in-app purchases available.

### Is Shellog free?

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

### Do Duck's Dream or Shellog have ads?

Both Duck's Dream and Shellog show ads.

### Which is updated more often, Duck's Dream or Shellog?

Duck's Dream ships an update every 4 days, and Shellog every 2 days. Most recently, Duck's Dream was updated on November 5, 2026 and Shellog on October 31, 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.*