# 问卷网MSS vs 典证

The clearest difference is update cadence: 问卷网MSS at every 5 months against 典证's every 11 months. 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.

问卷网MSS ships an update every 5 months, 典证 every 11 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 问卷网MSS | 典证 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 11 months |
| Size | 5 MB | 33 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [上海众言网络科技有限公司](https://appshunter.io/developer/468621505) | [安徽省池州市九华公证处](https://appshunter.io/developer/1600647805) |

## What reviewers say

### 问卷网MSS

[App page](https://appshunter.io/ios/app/mss/id1661089612)

**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 问卷网MSS free?

问卷网MSS 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 问卷网MSS or 典证 have ads?

Neither 问卷网MSS nor 典证 shows ads.

### Which is updated more often, 问卷网MSS or 典证?

问卷网MSS ships an update every 5 months, and 典证 every 11 months. Most recently, 问卷网MSS was updated on September 11, 2026 and 典证 on September 9, 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.*