# 尚存 vs 典证

The clearest difference is update cadence: 尚存 at every 5 months against 典证's every 11 months. 尚存 also leads on iOS requirement (11.0 vs 13.0). 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.

尚存 ships an update every 5 months, 典证 every 11 months. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 尚存 | 典证 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 11 months |
| Size | 49 MB | 33 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [湖北省武汉市尚信公证处](https://appshunter.io/developer/1556627088) | [安徽省池州市九华公证处](https://appshunter.io/developer/1600647805) |

## What reviewers say

### 尚存

[App page](https://appshunter.io/ios/app/id1556627086)

**Features:** macOS Compatibility

**In-app purchases:** none


### 典证

[App page](https://appshunter.io/ios/app/id6474171017)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 尚存 free?

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

### Is 典证 free?

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

### Do 尚存 or 典证 have ads?

Neither 尚存 nor 典证 shows ads.

### Which is updated more often, 尚存 or 典证?

尚存 ships an update every 5 months, and 典证 every 11 months. Most recently, 尚存 was updated on October 25, 2026 and 典证 on October 10, 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.*