# JSON Master vs Read Markdown

The clearest difference is update cadence: Read Markdown at every 6 days against JSON Master's every 2 months. Read Markdown also leads on iOS requirement (16.0 vs 18.0). 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.

JSON Master ships an update every 2 months, Read Markdown every 6 days. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | JSON Master | Read Markdown |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | — | Free |
| Size | 5 MB | 5 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Volodymyr Sichka](https://appshunter.io/developer/1125187457) | [VU THANH](https://appshunter.io/developer/1009861172) |

## What reviewers say

### JSON Master

[App page](https://appshunter.io/ios/app/json-master/id6799075435)

**Features:** Vision Pro support

**In-app purchases:** none


### Read Markdown

[App page](https://appshunter.io/ios/app/read-markdown-fast-and-light/id6808299001)

This app offers a fast and lightweight way to view and edit Markdown files on your iPhone and iPad. It renders files like GitHub, supports syntax highlighting, and allows for offline editing with a convenient formatting bar. Changes are saved directly to your files without needing an account or internet connection.

**Highlights:** GitHub-style Markdown rendering, Offline reading and editing, Syntax highlighting for code, Live Mermaid diagram support, Formatting toolbar for editing, Edit in place with Files app integration, PDF export

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is JSON Master free?

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

### Is Read Markdown free?

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

### Do JSON Master or Read Markdown have ads?

Neither JSON Master nor Read Markdown shows ads.

### Which is updated more often, JSON Master or Read Markdown?

JSON Master ships an update every 2 months, and Read Markdown every 6 days. Most recently, JSON Master was updated on October 25, 2026 and Read Markdown on October 19, 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.*