# A办公 vs AI Writer

The clearest difference is in-app purchases: A办公 at none against AI Writer's 3. A办公 also leads on iOS requirement (11.0 vs 15.0). AI Writer's advantage is ads (none vs shown) and update cadence (every 7 months vs every 14 months). On price and device support there is nothing between them.

Both are free to download. AI Writer sells 3 in-app purchases, starting at $4.99 per 7 days. A办公 asks for nothing beyond the download.

A办公 ships an update every 14 months, AI Writer every 7 months. The most recent releases landed on October 30, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | A办公 | AI Writer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Every 7 months** |
| Size | 33 MB | 83 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [南京龟兔赛跑软件研究院有限公司](https://appshunter.io/developer/1690118039) | [Ajay Gorasiya](https://appshunter.io/developer/1455174866) |

## What reviewers say

### A办公

[App page](https://appshunter.io/ios/app/a/id6449917905)

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

**In-app purchases:** none


### AI Writer

[App page](https://appshunter.io/ios/app/ai-writer-personal-assistant/id6468944359)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $49.99 | per year |


## Frequently asked questions

### Is A办公 free?

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

### Is AI Writer free?

AI Writer is free to download, with in-app purchases available.

### Do A办公 or AI Writer have ads?

A办公 shows ads; AI Writer does not.

### Which is updated more often, A办公 or AI Writer?

A办公 ships an update every 14 months, and AI Writer every 7 months. Most recently, A办公 was updated on October 30, 2026 and AI Writer on November 7, 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.*