# PeekMD vs C.md

The clearest difference is iOS requirement: C.md at 17.6 against PeekMD's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PeekMD sells 3 one-off in-app purchases and C.md sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PeekMD ships an update every 3 days, C.md every 4 days. The most recent releases landed on October 31, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | PeekMD | C.md |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 3 MB | 173 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [金苹 卢](https://appshunter.io/developer/1885537846) | [建东 高](https://appshunter.io/developer/1597492102) |

## What reviewers say

### PeekMD

[App page](https://appshunter.io/ios/app/peekmd-markdown-html-viewer/id6775353195)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10次转换次数 | $0.99 | one-time |
| PeekMD PRO | $1.99 | one-time |
| 50次转换次数 | $2.99 | one-time |


### C.md

[App page](https://appshunter.io/ios/app/cmd-markdown-reader/id6810085356)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C.md Pro | $9.99 | one-time |


## Frequently asked questions

### Is PeekMD free?

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

### Is C.md free?

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

### Do PeekMD or C.md have ads?

Neither PeekMD nor C.md shows ads.

### Which is updated more often, PeekMD or C.md?

PeekMD ships an update every 3 days, and C.md every 4 days. Most recently, PeekMD was updated on October 31, 2026 and C.md on October 26, 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.*