1Writer vs One Markdown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1Writer
This app is a powerful text editor for creating, revising, and sharing ideas efficiently. It supports plain text and Markdown, with advanced features like an extended keyboard, photo insertion, and custom URL actions. Sync with cloud services and personalize your writing experience.
- Markdown syntax highlighting and preview
- Extended keyboard with custom buttons
- Photo insertion with Dropbox integration
- Sync with iCloud, Dropbox, and WebDAV
- Custom URL actions and JavaScript support
- In-app web browser for research
- Passcode and biometric app protection
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1Writer combines all the basic text editing features you would expect with all the advanced features you will ever need. Use 1Writer to write, research, revise, and share your ideas with maximum efficiency. - - - - - - - - - - "The only Dropbox- and Markdown-enabled text editor for iPhone that’s clicked with me has been 1Writer. It’s simple, looks great, and gets the job done." - TheSweetSetup.com "Really great app, really recommend it." - Federico Viticci, MacStories.net "The app interface is beautiful and distraction-free, with loads of other awesome features lurking beneath its simple exterior. It's now my go-to iPhone text editor." - Chris Gonzales, ToolsandToys.net "For users that want a great visual experience paired with great support for custom actions and third party apps, 1Writer is an excellent choice." - iMore.com "1Writer is the most powerful text editor available for iPhone." - Phillip Gruneich - - - - - - - - - - CREATE - Write :: generate and edit plain text or Markdown files. - Preview :: see the formatted results with Markdown syntax highlighting while you write and a full, rich-text preview when you're done. - Extended keyboard :: a convenient row of buttons for navigation, formatting, special characters (customizable--pick the characters you use the most). - Insert photo :: pick a photo or take a new one, and 1Writer will upload it to Dropbox and generate the Markdown-syntax to add it to your document--all in a single action! - Snippets :: TextExpander Touch support. - Custom URL actions :: insert a document template, encode a selection and replace the original text, look up synonyms and much more. - JavaScript :: create even more powerful custom actions using JavaScript—text manipulation, perform a find & replace, interact with the clipboard—the possibilities are endless. IMPORT - Sync with iCloud, Dropbox and WebDAV. - Share extension :: send text to 1Writer from other apps. In Safari, the extension uses the current URL, page title and selected text to create a new document. - Create, append, prepend, or replace text directly from other apps using the 1Writer URL scheme. EXPORT - CloudApp and Dropbox :: generate a link to share your document in plain text or PDF. - Evernote :: pick your notebook, add tags and turn a text selection or the entire document into a new, rich-text note. - Copy HTML :: put the formatted text for your document directly on the clipboard. - Custom actions :: open a web search, tweet a selection, save a series of items in a list and much more. PERSONALIZE - Support Dark Mode on iOS 13. - 2 dark themes for more comfortable reading and writing at night. - Choose from 20 different fonts. - Bookmark and sync the Dropbox/WebDAV folders you want to have quick access to the sub-folders and documents you need. - Use a passcode or Touch ID/Face ID to protect the app from unauthorized users. RESEARCH - In-app web browser :: research, look up information without having to leave the app. - Bookmarks :: create and access your favorite websites. - Save the current text selection to the clipboard in Markdown syntax. - 1Password support :: login to all your accounts using the 1Password extension. EVEN MORE GREAT FEATURES - Drag and drop. - Open in Place. - Multiple windows on iOS 13. - MultiMarkdown. - Search documents from Spotlight. - Find & replace within document. - Photo and PDF preview. - Today widget :: access your recent documents from the Notification Center or create a new document in one tap. - Checklist support :: create a list of things to do or topics to research, and easily check them off. - Full-text search and hashtag support :: search within a folder to find the document you need, and view related documents that have the same tag.
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.
- 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
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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!
Screenshots
Verdict
The clearest difference is price: One Markdown at Free against 1Writer's $4.99. One Markdown also leads on update cadence (monthly vs every 2 months). 1Writer's advantage is chart position (#49 vs unranked). On rating, review sentiment, ratings volume and ads 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
One Markdown is free to download; 1Writer costs $4.99 up front. 1Writer sells 5 one-off in-app purchases and One Markdown sells 3 in-app purchases, starting at $3.99 per year. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.6 for 1Writer against 4.6 for One Markdown. Both are backed by a comparable volume of ratings — 388 and 141 respectively. Written reviews are what separate them: 84% of 1Writer's written reviews are positive against 82% of One Markdown's.
1Writer ships an update every 2 months, One Markdown monthly. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.
| Parameter | 1Writer | One Markdown |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.6 (388 ratings) | 4.6 (141 ratings) |
| Positive reviews | 83.9% of reviews — better | 81.9% of reviews |
| Number of ratings | 388 — better | 141 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #49 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 13.0 — better | 14.5 |
| Further details — not scored | ||
| Size | 19 MB | 50 MB |
| Age rating | 17+ | 4+ |
| Developer | Ngoc Luu | 禄海 区 |
Customer experience
1Writer
One Markdown
In-app purchases
1Writer
- Small Tip$0.99
- Nice Tip$2.99
- Generous Tip$4.99
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- Massive Tip$9.99
- Amazing Tip$19.99
One Markdown
- One Markdown Yearly Subscribe$3.991 Year
- One Markdown for Mac$9.99
- One Markdown for iPhone/iPad$9.99









