# 德达OA办公 vs UPower

The clearest difference is update cadence: 德达OA办公 at weekly against UPower's fortnightly. 德达OA办公 also leads on iOS requirement (13.0 vs 15.1). 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.

德达OA办公 ships an update weekly, UPower fortnightly. The most recent releases landed on September 11, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 德达OA办公 | UPower |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 40 MB | 25 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 9+ |
| Developer | [北京云隼科技有限公司](https://appshunter.io/developer/1696059823) | [Ubetter Technology Company Limited](https://appshunter.io/developer/1683475701) |

## What reviewers say

### 德达OA办公

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

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

**In-app purchases:** none


### UPower

[App page](https://appshunter.io/ios/app/upower/id6751031417)

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

**In-app purchases:** none


## Frequently asked questions

### Is 德达OA办公 free?

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

### Is UPower free?

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

### Do 德达OA办公 or UPower have ads?

Neither 德达OA办公 nor UPower shows ads.

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

德达OA办公 ships an update weekly, and UPower fortnightly. Most recently, 德达OA办公 was updated on September 11, 2026 and UPower on September 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.*