# 中华商务 vs 知知丫丫

中华商务 and 知知丫丫 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 中华商务 | 知知丫丫 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 25 MB | 113 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [C & C Joint Printing Co., (H.K.) Ltd.](https://appshunter.io/developer/626129110) | [Beijing Zhizhi Yaya Technology Co., Ltd](https://appshunter.io/developer/1725079838) |

## What reviewers say

### 中华商务

[App page](https://appshunter.io/ios/app/id1554600248)

**Features:** macOS Compatibility

**In-app purchases:** none


### 知知丫丫

[App page](https://appshunter.io/ios/app/id6475754527)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 中华商务 free?

中华商务 is free to download, with no in-app purchases.

### Is 知知丫丫 free?

知知丫丫 is free to download, with no in-app purchases.

### Do 中华商务 or 知知丫丫 have ads?

Neither 中华商务 nor 知知丫丫 shows ads.

### Which is updated more often, 中华商务 or 知知丫丫?

中华商务 ships an update every 2 weeks, and 知知丫丫 every 2 weeks. Most recently, 中华商务 was updated on October 9, 2026 and 知知丫丫 on October 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.*