# 3A移动办公 vs 达铃

The clearest difference is iOS requirement: 3A移动办公 at 11.0 against 达铃's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

3A移动办公 ships an update monthly, 达铃 every 3 weeks. The most recent releases landed on October 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 3A移动办公 | 达铃 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 86 MB | 93 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kangnai Group Co.,Ltd.](https://appshunter.io/developer/1267785984) | [Anti-fake Bible Information Technology Co.,LTD](https://appshunter.io/developer/1313680047) |

## What reviewers say

### 3A移动办公

[App page](https://appshunter.io/ios/app/3a/id1282235606)

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

**In-app purchases:** none


### 达铃

[App page](https://appshunter.io/ios/app/id1463308822)

**In-app purchases:** none


## Frequently asked questions

### Is 3A移动办公 free?

3A移动办公 is free to download, with no in-app purchases.

### Is 达铃 free?

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

### Do 3A移动办公 or 达铃 have ads?

Neither 3A移动办公 nor 达铃 shows ads.

### Which is updated more often, 3A移动办公 or 达铃?

3A移动办公 ships an update monthly, and 达铃 every 3 weeks. Most recently, 3A移动办公 was updated on October 4, 2026 and 达铃 on October 25, 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.*