# Melletech vs 打坐日记

The clearest difference is in-app purchases: Melletech at none against 打坐日记's 2. Melletech also leads on iOS requirement (8.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 打坐日记 sells 2 in-app purchases, starting at $14.99 per year. Melletech asks for nothing beyond the download.

Melletech ships an update every 3 weeks, 打坐日记 every 5 weeks. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Melletech | 打坐日记 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 137 MB | 54 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [深圳美丽策科技有限公司](https://appshunter.io/developer/1113923251) | [清阳 刘](https://appshunter.io/developer/1824569327) |

## What reviewers say

### Melletech

[App page](https://appshunter.io/ios/app/melletech/id1113923252)

**Features:** macOS Compatibility

**In-app purchases:** none


### 打坐日记

[App page](https://appshunter.io/ios/app/id6748268488)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 会员费用 | $14.99 | per year |
| 打坐教程 | $39.99 | one-time |


## Frequently asked questions

### Is Melletech free?

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

### Is 打坐日记 free?

打坐日记 is free to download, with in-app purchases available.

### Do Melletech or 打坐日记 have ads?

Neither Melletech nor 打坐日记 shows ads.

### Which is updated more often, Melletech or 打坐日记?

Melletech ships an update every 3 weeks, and 打坐日记 every 5 weeks. Most recently, Melletech was updated on November 11, 2026 and 打坐日记 on November 12, 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.*