# 所思所梦 vs Day Mark

The clearest difference is in-app purchases: Day Mark at none against 所思所梦's 3. Day Mark also leads on update cadence (daily vs every 9 days). 所思所梦's advantage is iOS requirement (15.6 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. 所思所梦 sells 3 in-app purchases, starting at $0.99 per month. Day Mark asks for nothing beyond the download.

所思所梦 ships an update every 9 days, Day Mark daily. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 所思所梦 | Day Mark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1668533045/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Daily** |
| Monetization | Freemium | — |
| Size | 35 MB | 6 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [彬 景](https://appshunter.io/developer/1627277340) | [潍坊之江明讯教育科技有限公司](https://appshunter.io/developer/1889810636) |

## What reviewers say

### 所思所梦

[App page](https://appshunter.io/ios/app/id1668533045)

This app helps you organize thoughts and dreams with multi-dimensional categorization, bidirectional linking, and spaced repetition for review. It supports various import formats, voice input, and iCloud synchronization across Apple devices. Secure your data with app lock and enjoy a comfortable dark mode.

**Highlights:** Multi-dimensional categorization, Bidirectional linking, Spaced repetition review, Import from popular reading apps, Voice input for notes and dreams, iCloud synchronization, App lock with biometric support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 专业版月付(1个月) | $0.99 | per month |
| 专业版年付(1年) | $4.99 | per year |
| 专业版永久解锁 | $9.99 | one-time |


### Day Mark

[App page](https://appshunter.io/ios/app/day-mark-work-log/id6815580518)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 所思所梦 free?

所思所梦 is free to download, with in-app purchases available.

### Is Day Mark free?

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

### Do 所思所梦 or Day Mark have ads?

Neither 所思所梦 nor Day Mark shows ads.

### Which is updated more often, 所思所梦 or Day Mark?

所思所梦 ships an update every 9 days, and Day Mark daily. Most recently, 所思所梦 was updated on October 24, 2026 and Day Mark on October 29, 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.*