# 루딘프 vs Dream Diary

The clearest difference is in-app purchases: 루딘프 at none against Dream Diary's 3. 루딘프 also leads on iOS requirement (13.0 vs 15.0). Dream Diary's advantage is update cadence (every 3 days vs every 11 days). On price, ads and device support there is nothing between them.

Both are free to download. Dream Diary sells 3 one-off in-app purchases. 루딘프 asks for nothing beyond the download.

루딘프 ships an update every 11 days, Dream Diary every 3 days. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 루딘프 | Dream Diary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 60 MB | 79 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Seung Hyun Oh](https://appshunter.io/developer/1896164753) | [JAE WOONG MOON](https://appshunter.io/developer/1692180363) |

## What reviewers say

### 루딘프

[App page](https://appshunter.io/ios/app/ai/id6766019247)

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

**In-app purchases:** none


### Dream Diary

[App page](https://appshunter.io/ios/app/dream-diary-ai-interpretation/id6817679458)

Record your dreams, explore their potential meanings with AI, and visualize connections between entries. This private journal allows you to track feelings, search your entries, and share specific dreams securely. AI interpretations are available via credits, with no subscriptions or ads.

**Highlights:** Record dreams with title, date, and feelings, AI dream interpretation based on context, Visualize dream connections on a map, Browse journal by list or calendar, Search entries by word or feeling, Securely share selected dreams, Cross-device account synchronization

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Dream Interpretation | $0.99 | one-time |
| 3 Dream Interpretations | $1.99 | one-time |
| 10 Dream Interpretations | $6.49 | one-time |


## Frequently asked questions

### Is 루딘프 free?

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

### Is Dream Diary free?

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

### Do 루딘프 or Dream Diary have ads?

Neither 루딘프 nor Dream Diary shows ads.

### Which is updated more often, 루딘프 or Dream Diary?

루딘프 ships an update every 11 days, and Dream Diary every 3 days. Most recently, 루딘프 was updated on November 9, 2026 and Dream Diary 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.*