# 歌伦布 vs 德达OA办公

The clearest difference is in-app purchases: 德达OA办公 at none against 歌伦布's 6. 歌伦布's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 歌伦布 sells 6 one-off in-app purchases. 德达OA办公 asks for nothing beyond the download.

歌伦布 ships an update every 10 days, 德达OA办公 weekly. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 歌伦布 | 德达OA办公 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Size | 113 MB | 40 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Global Hainan Information Technology Co., Ltd](https://appshunter.io/developer/1577494162) | [北京云隼科技有限公司](https://appshunter.io/developer/1696059823) |

## What reviewers say

### 歌伦布

[App page](https://appshunter.io/ios/app/id1577494160)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6元=42布票 | $0.99 | one-time |
| 210布票30元 | $3.99 | one-time |
| 756布票=108元 | $14.99 | one-time |
| 1316布票=188元 | $29.99 | one-time |
| 4116布票=588元 | $79.99 | one-time |
| 7686布票=1098元 | $149.99 | one-time |


### 德达OA办公

[App page](https://appshunter.io/ios/app/oa/id6450980888)

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

**In-app purchases:** none


## Frequently asked questions

### Is 歌伦布 free?

歌伦布 is free to download, with in-app purchases available.

### Is 德达OA办公 free?

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

### Do 歌伦布 or 德达OA办公 have ads?

Neither 歌伦布 nor 德达OA办公 shows ads.

### Which is updated more often, 歌伦布 or 德达OA办公?

歌伦布 ships an update every 10 days, and 德达OA办公 weekly. Most recently, 歌伦布 was updated on October 27, 2026 and 德达OA办公 on October 30, 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.*