# 密九通 vs 静静办公

The clearest difference is update cadence: 静静办公 at every 2 months against 密九通's every 11 months. 密九通's advantage is iOS requirement (10.0 vs 12.0). 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.

密九通 ships an update every 11 months, 静静办公 every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | 密九通 | 静静办公 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6443446790/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 91 MB | 104 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen AoLian Information Security Technology Co.,Ltd.](https://appshunter.io/developer/1580917948) | [国庆 杨](https://appshunter.io/developer/1653888225) |

## What reviewers say

### 密九通

[App page](https://appshunter.io/ios/app/id1641821775)

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

**In-app purchases:** none


### 静静办公

[App page](https://appshunter.io/ios/app/id6443446790)

This app streamlines workplace communication and enhances efficiency for company employees. It integrates collaboration tools, social features, and organizational structure management for a comprehensive digital office experience.

**Highlights:** Collaborative OA, Social networking, Organizational structure, Ark service integration, Reduced communication costs, Increased work efficiency

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 密九通 free?

密九通 is free to download, with no in-app purchases.

### Is 静静办公 free?

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

### Do 密九通 or 静静办公 have ads?

Neither 密九通 nor 静静办公 shows ads.

### Which is updated more often, 密九通 or 静静办公?

密九通 ships an update every 11 months, and 静静办公 every 2 months. Most recently, 密九通 was updated on November 3, 2026 and 静静办公 on November 3, 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.*