# Mdly – Markdown Viewer — Read Markdown & Mermaid files

> Read-only Markdown and Mermaid file viewer for Apple devices with iCloud sync. (iPhone/iPad app by Yuta Hoshina.)

- Source: https://appshunter.io/ios/app/mdly-markdown-viewer/id6759057599 (this page in markdown: same URL + `.md`)
- Developer: [Yuta Hoshina](https://appshunter.io/developer/1822046671)
- Category: Developer Tools, Productivity
- Price: $1.99
- Age rating: 4+
- Requires: iOS 18.0 · 16 MB
- Languages: American English, Czech, Dutch, French (France), German (Germany), Hindi, Indonesian, Italian, Japanese, Korean and 12 more
- Released: 2026-02-26
- Data updated: 2026-08-31
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/mdly-markdown-viewer/id6759057599/reviews.md

## What is Mdly?

Mdly is a fast, read-only Markdown viewer designed for effortless reading across iPhone, iPad, and Mac.
Open your .md files directly from iCloud Drive or local folders and enjoy clean, distraction-free rendering anywhere.

Built for developers, writers, and anyone who keeps documentation in Markdown, Mdly focuses on one thing: reading Markdown comfortably.

Seamless iCloud Experience
Access the same Markdown files across all your Apple devices.
Files created on your Mac appear instantly on iPhone and iPad through iCloud sync.

Powerful Markdown Rendering
Mdly fully supports modern Markdown features:
- Headings, lists, tables, blockquotes
- Syntax-highlighted code blocks
- GitHub-style Markdown rendering

Mermaid Diagram Support
Render Mermaid diagrams inline, including:
- Flowcharts
- Sequence diagram
- Timelines and more
Perfect for viewing technical documentation on the go.

Designed for Reading
Mdly is intentionally read-only — no editing distractions.
- Slide-up Table of Contents navigation
- Full-text search across files
- Recent files access
- Dark and light themes
- Clean typography optimized for long reading

## Key features

- Read-only Markdown viewing
- Mermaid diagram rendering
- iCloud Drive integration
- Full-text search
- Table of Contents navigation
- Dark and light themes

## Chart rankings

- #134 in Top Paid · Developer Tools (US App Store)

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/mdly-markdown-viewer/id6759057599/reviews.md

### 2/5 — 画像表示が調子悪いです

*2026-06-27*

画像のファイル名に_が含まれる場合に画像が正しく表示されません

### 1/5 — Not great for reading

*2026-03-22*

Jumbled my .md files; I had bunch translated content into .md but when trying to read content on my phone; it just bad; does not respect spacing at all; at lines into each other, what a weird viewing this was

### 1/5 — Não está funcionando corretamente

*2026-03-08*

O app não importa os arquivos do local físico nem importa do iCloud. Só funciona para o Gifhub

## Frequently asked questions about Mdly

### What is Mdly?

Mdly is a paid, read-only application designed for viewing Markdown and Mermaid files on iPhone, iPad, and Mac. It focuses on providing a clean, distraction-free reading experience with features like iCloud sync and syntax highlighting.

### What devices does Mdly support?

Mdly is available for iPhone, iPad, and Mac. It leverages iCloud to sync your files seamlessly across all your Apple devices.

### How much does Mdly cost?

Mdly is a paid app, priced at $1.99. There are no in-app purchases or subscriptions required to access its full functionality.

### Does Mdly have ads?

No, Mdly does not contain advertisements. As a paid application, it offers an ad-free experience for its users.

### Can I edit Markdown files with Mdly?

No, Mdly is intentionally designed as a read-only application. This means you can view your Markdown and Mermaid files comfortably without any editing distractions.

### How often is Mdly updated?

The latest version of Mdly is 1.6, and it was last updated on April 21, 2026. Updates typically include performance improvements and feature enhancements.

### What age rating does Mdly have?

Mdly has an age rating of 4+, making it suitable for a wide range of users. The app's content is appropriate for children and adults.

### Does Mdly support GitHub-style Markdown?

Yes, Mdly fully supports modern Markdown features, including GitHub-style rendering. This ensures accurate display of tables, code blocks with syntax highlighting, and other common Markdown elements.

## Version history (last 5 releases)

### 1.6 — 2026-04-21

- Improved Favorites so items can be removed more smoothly. You can now create folders and reorder items, making Favorites easier to organize.
- Reviewed and improved Favorites sync, GitHub sync, and iCloud sync across the app.
- Added a contact email link to Settings. If you have questions, requests, or run into a problem, please feel free to contact us.

### 1.5 — 2026-03-30

- Markdown frontmatter is now supported, enabling search by metadata. Supported formats are YAML, TOML, and JSON. This feature was made possible thanks to a wonderful feature request from our users. Thank you!
- Added Release Tracker feature to subscribe to releases from specific GitHub repositories. Read/unread status is also synced via iCloud.
- Added new file extensions treated as Markdown files: .mkdn, .mkd, .markdown, .Rmd, and .qmd.
- Favorites and registered GitHub repository information now sync via iCloud.
- When specifying local files, you can now select individual files, not just folders.
- Various bug fixes.

If you have any bug reports or feedback, please contact us by email!

### 1.4 — 2026-03-22

- Streamlined the GitHub App installation flow. Private repositories are now accessible.
- Fixed a bug where folder access permissions were not retained correctly after restarting the app.
- Improved responsiveness when downloading files from iCloud.
- Added file sorting options.

If you have any bug reports or feature requests, please let us know by email!

### 1.2 — 2026-03-04

- Fixed an issue where previous data would remain when switching accounts on GitHub.
- Other bugs were fixed.

### 1.0 — 2026-02-26

No release notes.

## More apps by Yuta Hoshina

- [SuruSuru](https://appshunter.io/ios/app/surusuru/id6747759110)
- [Tokyo Roulette - Trip Finder](https://appshunter.io/ios/app/tokyo-roulette-trip-finder/id6748628526)
- [Swipe Counter Pro](https://appshunter.io/ios/app/swipe-counter-pro/id6753857581)

All apps by Yuta Hoshina: https://appshunter.io/developer/1822046671

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*