Comparison

One Markdown vs iMarkdown

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

One Markdown

A fast and simple editor for plain text, Markdown, and Textbundle formats. It offers full Markdown display, image previews, math formula rendering, and extensive customization options for themes and fonts. Includes tools for syntax input, table generation, and document outlining.

Highlights
  • Supports CommonMark and GitHub Flavored Markdown
  • Full Markdown document display
  • Image and math formula previews
  • Customizable themes and fonts
  • Markdown syntax input menu and keyboard
  • Outline and word count view
  • Editor & Preview mode
Features
Read full description

One Markdown is a simple and fast editor that supports plain text, Markdown and Textbundle. It has the following features: * Base on CommonMark syntax and GitHub Flavored Markdown (GFM) extended syntax, supporting TOC, tables, code blocks, math formulas, task lists, footnotes, etc. * Display the text of the Markdown document completely without any deletion. * Images can be displayed directly in the Editor, supporting jpg, png, gif, webP, HEIC and etc. * Math formulas, mermaid and Echarts drawings can be previewed in the editor. * You can set your favorite font or multiple fonts for writing. * You can choose from 11 light themes and 21 dark themes, and also support custom themes. * There is a menu to facilitate the input of Markdown syntax, and a special Markdown syntax keyboard is also provided in iOS. * Convenient tools for generating and formatting Markdown table syntax. * You can view the outline and word count of Markdown documents. * Markdown documents can be previewed and support Editor & Preview mode. Terms of Use: https://www.mweb.im/onemarkdown-terms.html Privacy Policy: https://www.mweb.im/onemarkdown-policy.html PS: The lightweight choice is One Markdown. If you need a complete and powerful app, please take a look at MWeb, I hope you like it!

About

iMarkdown

A fast and simple Markdown editor for iPhone and iPad with full GitHub Flavored Markdown support. It offers iCloud sync, dark mode, and exports to various formats. Easily preview and auto-save your documents.

Highlights
  • GitHub Flavored Markdown support
  • iCloud sync
  • Dark mode
  • Export to Markdown, PDF, PNG
  • Quick preview
  • Auto-saving
Features
Read full description

Write notes, articles and technical documents in Markdown on iPhone and iPad. Keep your work organized and turn it into presentations. WRITE AND PREVIEW Write with formatting shortcuts, an outline, find and replace, and word counts. Preview tables, task lists, code, footnotes, math and Mermaid diagrams. Switch between writing and preview, or use them side by side when space allows. KEEP IDEAS CONNECTED Keep documents on your device or in iCloud Drive. Organize with folders and tags, search document contents, and connect notes with [[wiki links]]. Backlinks show which local documents link to the current one. READ, PRESENT AND RECOVER Turn Markdown sections into slides with presentation mode. Browse saved document versions and restore earlier text. Recover files from Recently Deleted. MORE WITH iMarkdown Pro Optional in-app purchases unlock PDF, HTML, PNG and TextBundle export, Wi-Fi file transfer with an access code, WebDAV file access, and custom CSS preview styles. With WebDAV, browse, download and upload files, or edit a document and save it back to your server. Pro is available as a monthly or yearly auto-renewing subscription, or a one-time lifetime purchase. Prices appear in the app. Manage or cancel subscriptions in your App Store account settings. No iMarkdown account is required to write and manage local documents. iCloud and third-party services require their own setup. Privacy Policy: https://imarkdown.mystrikingly.com/#privacy-policy Terms of Use: https://imarkdown.mystrikingly.com/#terms-of-use

Screenshots

One Markdown4 screens
iMarkdown4 screens

Verdict

The call

The clearest difference is update cadence: iMarkdown at every 4 days against One Markdown's monthly. iMarkdown also leads on rating (5.0 vs 4.6). One Markdown's advantage is ratings volume (149 vs 1) and device support (4 vs 2). On price, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. One Markdown sells 3 in-app purchases, starting at $3.99 per year and iMarkdown sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

iMarkdown holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: One Markdown has 149 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 82% of One Markdown's written reviews are positive against 90% of iMarkdown's.

UpkeepUpdate frequency

One Markdown ships an update monthly, iMarkdown every 4 days. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
One Markdown versus iMarkdown: the parameters behind the verdict, then further details
ParameterOne MarkdowniMarkdown
PriceFreeFree
Rating4.6 (149 ratings)5.0 (1 ratings) — better
Positive reviews82.1% of reviews90.0% of reviews — better
Number of ratings149 — better1
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15 — better17.0
Further details — not scored
Size53 MB23 MB
Age rating4+4+
Developer禄海 区HIROMOTO TSUJI

Customer experience

One Markdown

All ratings149 ratings
Positive90.6%
Neutral3.4%
Negative6.0%
Written reviews151 reviews
Positive82.1%
Neutral7.3%
Negative10.6%

iMarkdown

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive90.0%
Neutral10.0%
Negative0.0%

In-app purchases

3 purchases

One Markdown

Subscriptions1
  • One Markdown Yearly Subscribe$3.991 Year
One-time2
  • One Markdown for Mac$9.99
  • One Markdown for iPhone/iPad$9.99
3 purchases

iMarkdown

Subscriptions2
  • Monthly Pro$0.991 Month
  • Yearly Pro$4.991 Year
One-time1
  • Lifetime Pro$8.99

Questions

Is One Markdown free?
One Markdown is free to download, with in-app purchases available.
Is iMarkdown free?
iMarkdown is free to download, with in-app purchases available.
Which has better reviews, One Markdown or iMarkdown?
iMarkdown is rated higher. One Markdown averages 4.6 out of 5 from 149 ratings, while iMarkdown averages 5.0 from 1 ratings.
Do One Markdown or iMarkdown have ads?
Neither One Markdown nor iMarkdown shows ads.
Which is updated more often, One Markdown or iMarkdown?
One Markdown ships an update monthly, and iMarkdown every 4 days. Most recently, One Markdown was updated on October 24, 2026 and iMarkdown on October 24, 2026.

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