# 마인드부스터 Green vs Duck's Dream

The clearest difference is in-app purchases: 마인드부스터 Green at none against Duck's Dream's 4. 마인드부스터 Green also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Duck's Dream sells 4 in-app purchases, starting at $4.99 per month. 마인드부스터 Green asks for nothing beyond the download.

마인드부스터 Green ships an update weekly, Duck's Dream every 4 days. The most recent releases landed on August 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 마인드부스터 Green | Duck's Dream |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 149 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Kyong Mee Chung](https://appshunter.io/developer/1441754708) | [minsoo kim](https://appshunter.io/developer/1831254303) |

## What reviewers say

### 마인드부스터 Green

[App page](https://appshunter.io/ios/app/green/id6670236046)

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

**In-app purchases:** none


### 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 (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |
| 아이템  4종 | $0.99 | one-time |
| 아이템 4종 5세트 | $3.99 | one-time |
| 아이템 4종 5세트, 하트 10개 | $5.99 | one-time |


## Frequently asked questions

### Is 마인드부스터 Green free?

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

### Is Duck's Dream free?

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

### Do 마인드부스터 Green or Duck's Dream have ads?

Duck's Dream shows ads; 마인드부스터 Green does not.

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

마인드부스터 Green ships an update weekly, and Duck's Dream every 4 days. Most recently, 마인드부스터 Green was updated on August 25, 2026 and Duck's Dream on September 23, 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.*