# iA Writer vs One Markdown

The clearest difference is price: One Markdown at Free against iA Writer's $19.99. One Markdown also leads on review sentiment (82% vs 73%). iA Writer's advantage is in-app purchases (none vs 3) and ratings volume (1.5K vs 149). On rating, ads, device support and iOS requirement there is nothing between them.

One Markdown is free to download; iA Writer costs $19.99 up front. One Markdown sells 3 in-app purchases, starting at $3.99 per year. iA Writer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for iA Writer against 4.6 for One Markdown. That said, the two scores are not equally well evidenced: iA Writer has 1.5K ratings behind it against 149, so its average is the more settled of the two. Written reviews are what separate them: 73% of iA Writer's written reviews are positive against 82% of One Markdown's.

iA Writer ships an update fortnightly, One Markdown monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | iA Writer | One Markdown |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/ia-writer/id775737172/reviews) | [4.6 (149 ratings)](https://appshunter.io/ios/app/one-markdown/id1507139439/reviews) |
| Number of ratings | **1.5K** | 149 |
| Positive reviews | 73.0% of reviews | **82.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#23** | — |
| Size | 70 MB | 53 MB |
| Requires iOS | 15.0 | 15 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Information Architects AG](https://appshunter.io/developer/775737175) | [禄海 区](https://appshunter.io/developer/954188947) |

## What reviewers say

### iA Writer

[App page](https://appshunter.io/ios/app/ia-writer/id775737172)

**Currently charting:** #23 Top Paid · Productivity (US App Store)

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.

**Highlights:** 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)

**In-app purchases:** none

**What reviewers like**

- 🚀 Distraction-free writing experience
- 👍 Elegant and minimalist design
- 💡 Helpful syntax highlighting and formatting tools
- 🚀 Seamless sync across devices
- 👍 Reliable and stable performance

**What reviewers complain about**

- 🐛 Occasional crashes and sync issues
- 🔒 Limited cloud storage integration options
- 👎 Lack of advanced organization and navigation features
- 👎 Subpar text selection and cursor control
- 👎 Dated app icon and visual design

**Reported bugs**

- Crashes when opening certain files
- Sync issues leading to data loss
- Formatting problems when exporting to other formats

**Requested features**

- 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


### One Markdown

[App page](https://appshunter.io/ios/app/one-markdown/id1507139439)

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:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Markdown Yearly Subscribe | $3.99 | per year |
| One Markdown for Mac | $9.99 | one-time |
| One Markdown for  iPhone/iPad | $9.99 | one-time |


## Frequently asked questions

### Is iA Writer free?

iA Writer costs $19.99, with no in-app purchases.

### Is One Markdown free?

One Markdown is free to download, with in-app purchases available.

### Which has better reviews, iA Writer or One Markdown?

iA Writer and One Markdown are both rated 4.6 out of 5 on the App Store, from 1.5K and 149 ratings respectively.

### Do iA Writer or One Markdown have ads?

Neither iA Writer nor One Markdown shows ads.

### Which is updated more often, iA Writer or One Markdown?

iA Writer ships an update fortnightly, and One Markdown monthly. Most recently, iA Writer was updated on October 24, 2026 and One Markdown on October 24, 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.*