# 書寫正字 HD vs DotDot Tasks

The clearest difference is update cadence: DotDot Tasks at every 8 days against 書寫正字 HD's every 23 months. 書寫正字 HD's advantage is iOS requirement (8.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

書寫正字 HD ships an update every 23 months, DotDot Tasks every 8 days. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 書寫正字 HD | DotDot Tasks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 8 days** |
| Size | 126 MB | 27 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [Maochiao Weng](https://appshunter.io/developer/1893081541) |

## What reviewers say

### 書寫正字 HD

[App page](https://appshunter.io/ios/app/hd/id1153480465)

**Features:** macOS Compatibility

**In-app purchases:** none


### DotDot Tasks

[App page](https://appshunter.io/ios/app/dotdot-tasks/id6762136582)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 書寫正字 HD free?

書寫正字 HD is free to download, with no in-app purchases.

### Is DotDot Tasks free?

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

### Do 書寫正字 HD or DotDot Tasks have ads?

Neither 書寫正字 HD nor DotDot Tasks shows ads.

### Which is updated more often, 書寫正字 HD or DotDot Tasks?

書寫正字 HD ships an update every 23 months, and DotDot Tasks every 8 days. Most recently, 書寫正字 HD was updated on October 12, 2026 and DotDot Tasks on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*