# 公证IDC vs 云上公证

The clearest difference is iOS requirement: 云上公证 at 11.0 against 公证IDC's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

公证IDC ships an update every 2 months, 云上公证 every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 公证IDC | 云上公证 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 16 MB | 27 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京慧阅信息服务有限公司](https://appshunter.io/developer/1042164948) | [FUTIAN NOTARY PUBLIC OFFICE SHENZHEN GUANGDONG](https://appshunter.io/developer/1472326066) |

## What reviewers say

### 公证IDC

[App page](https://appshunter.io/ios/app/idc/id1184796980)

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

**In-app purchases:** none


### 云上公证

[App page](https://appshunter.io/ios/app/id1472326067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 公证IDC free?

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

### Is 云上公证 free?

云上公证 is free to download, with no in-app purchases.

### Do 公证IDC or 云上公证 have ads?

Neither 公证IDC nor 云上公证 shows ads.

### Which is updated more often, 公证IDC or 云上公证?

公证IDC ships an update every 2 months, and 云上公证 every 5 weeks. Most recently, 公证IDC was updated on November 6, 2026 and 云上公证 on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*