# 简记 vs MHT Reader · Document Viewer

The clearest difference is ads: MHT Reader · Document Viewer at none against 简记's shown. MHT Reader · Document Viewer also leads on update cadence (every 5 days vs every 3 weeks) and device support (4 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 简记 sells 1 one-off in-app purchase and MHT Reader · Document Viewer sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

简记 ships an update every 3 weeks, MHT Reader · Document Viewer every 5 days. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 简记 | MHT Reader · Document Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 14 MB | 49 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [赟杰 吕](https://appshunter.io/developer/1548405085) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### 简记

[App page](https://appshunter.io/ios/app/id1561995611)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1块钱支持一下开发者 | $0.99 | one-time |


### MHT Reader · Document Viewer

[App page](https://appshunter.io/ios/app/mht-reader-document-viewer/id6791883809)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $3.99 | per 7 days |
| Pro Annual | $9.99 | per year |
| Pro Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is 简记 free?

简记 is free to download, with in-app purchases available.

### Is MHT Reader · Document Viewer free?

MHT Reader · Document Viewer is free to download, with in-app purchases available.

### Do 简记 or MHT Reader · Document Viewer have ads?

简记 shows ads; MHT Reader · Document Viewer does not.

### Which is updated more often, 简记 or MHT Reader · Document Viewer?

简记 ships an update every 3 weeks, and MHT Reader · Document Viewer every 5 days. Most recently, 简记 was updated on September 20, 2026 and MHT Reader · Document Viewer on September 22, 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.*