# 政务密信 vs e春蚕

The clearest difference is update cadence: 政务密信 at every 4 months against e春蚕's every 12 months. e春蚕's advantage is iOS requirement (8.0 vs 11.0). 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.

政务密信 ships an update every 4 months, e春蚕 every 12 months. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 政务密信 | e春蚕 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1157358462/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Free | — |
| Size | 93 MB | 102 MB |
| Requires iOS | 11.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hangzhou AKEY.ME Co., Ltd.](https://appshunter.io/developer/1048850291) | [波 高](https://appshunter.io/developer/964019392) |

## What reviewers say

### 政务密信

[App page](https://appshunter.io/ios/app/id1157358462)

This secure messaging app provides encrypted communication for government agencies and organizations. It offers features like message receipts, self-destructing messages, and screenshot notifications to ensure data security and control over information.

**Highlights:** End-to-end encryption, Message receipts and read status, Self-destructing messages, Screenshot notifications and penalties, Remote message destruction, Internal message locking, Group message board

**In-app purchases:** none


### e春蚕

[App page](https://appshunter.io/ios/app/e/id1623164817)

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

**In-app purchases:** none


## Frequently asked questions

### Is 政务密信 free?

政务密信 is free to download, with no in-app purchases.

### Is e春蚕 free?

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

### Do 政务密信 or e春蚕 have ads?

Neither 政务密信 nor e春蚕 shows ads.

### Which is updated more often, 政务密信 or e春蚕?

政务密信 ships an update every 4 months, and e春蚕 every 12 months. Most recently, 政务密信 was updated on October 7, 2026 and e春蚕 on September 29, 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.*