iA Writer vs OneHabit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iA Writer
A distraction-free writing environment designed to help you focus on your words. It offers features like Focus Mode, plain text writing with HTML preview, and robust organization tools. Customize your writing experience and export to various formats.
- Distraction-free writing environment
- Focus Mode for enhanced concentration
- Plain text writing with HTML preview
- Document organization and search
- Customizable keyboard layout
- Export to various formats (Word, PDF, HTML, WordPress, Medium)
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“Leaving life’s mess for an ideal realm of words.” —The New Yorker “My favorite iOS app for writing in Markdown, without question, is iA Writer. iA Writer is just beautiful. To me, it’s the gold standard for Markdown syntax styling... an elegant champagne flute. That’s iA Writer for me.” —John Gruber “iA Writer creates a clean, simple and distraction-free writing environment for when you really need to focus on your words.” —The New York Times “iA Writer is an example of how powerful simplicity and accessibility can be.” —The Guardian “iA Writer is all about textual production—writing this phrase, this sentence, this word at this moment.” —WIRED 4 x Best of App Store Winner # The Simple Writing App iA Writer removes distractions. Giving you a calm, focused, writing space, so you can express yourself clearly. # Focus Focus Mode dims everything but the current sentence or paragraph, helping you stay in the flow. # Start Don’t worry about the format. First, write in plain text. Then preview in HTML. # Organize Search, sort, and quickly swap between documents from different clouds. # Customize When you tap and hold a key in the command keyboard, you’re given the chance to choose your own layout. Rearrange your keys, or pick new ones from the extensive list. # Search You can open documents and launch frequent actions in no time with the new Quick Search. It lives in the keyboard so it’s always close at hand. # Work iA Writer includes an inverted light-on-dark-mode, perfect for working day and night. # Clean Spot superfluous adjectives, weak verbs, repetitive nouns, false conjunctions and clean your text of the usual rumble. # Shape Customize your templates and export to WordPress or Medium, HTML, Microsoft Word (.docx), or PDF. # 100% Text Embed links, pictures, tables and text files in plain text and see them in preview. # Get in Touch - Visit ia.net/writer for more information - Visit ia.net/writer/support for support and feedback
OneHabit
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OneHabit 是一款專為習慣養成設計的應用程式,協助你輕鬆建立、追蹤並維持好習慣。無論是每天運動、閱讀、早睡,還是其他個人目標,OneHabit 都能幫助你持續進步。 【主要功能】 - 新增與管理個人習慣 - 每日進度紀錄,輕鬆打卡 - 習慣歷史查詢,追蹤長期表現 - 進度視覺化,激勵持續挑戰 - 支援多種習慣類型與自訂提醒 【適合對象】 - 想要建立新習慣或改善生活的人 - 需要簡單易用習慣追蹤工具的你 - 喜歡用數據檢視自我成長的用戶 現在就下載 OneHabit,讓好習慣成為你生活的一部分!
Screenshots
Verdict
The clearest difference is price: OneHabit at Free against iA Writer's $19.99. OneHabit also leads on update cadence (daily vs every 2 weeks). iA Writer's advantage is chart position (#43 vs unranked) and device support (3 vs 1). On ads, in-app purchases and iOS requirement 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
OneHabit is free to download; iA Writer costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iA Writer ships an update every 2 weeks, OneHabit daily. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | iA Writer | OneHabit |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 4.6 (1.5K ratings) — better | — |
| Positive reviews | 73.0% of reviews | — |
| Number of ratings | 1.5K — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #43 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 70 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Information Architects AG | Pokai Lee |
Bugs and requests
iA Writer
Reported bugs
3 issues- Crashes when opening certain files
- Sync issues leading to data loss
- Formatting problems when exporting to other formats
Requested features
6 requests- Improved cloud storage integration (Dropbox, Google Drive, etc.)
- Enhanced file management and organization tools
- Better text selection and cursor control
- More customization options for appearance and layout
- Integrated outline/table of contents view
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- Collaborative editing features
OneHabit
Not enough reviews yet to summarise bugs or requests.
In-app purchases
iA Writer
No in-app purchases
OneHabit
No in-app purchases









