Best Book Writing Apps in 2026

The best outlining app for your best work. Where brilliant ideas are captured, fleshed out, and realized.

Platforms: Online, Android, iPhone, iPad, Windows, PC

Best for: Outlining, Book, Story, Blog, Essay, and Free

Website: https://dynalist.io/

Also rated 4.2 ★ on Google Play

Bear is a beautiful, flexible writing app for crafting notes and prose.

Platforms: Mac, iPhone, iPad

Best for: Note-taking, Drafting, Book, Story, Essay, Blog, and Free

Website: https://bear.app/

Also rated 4.3 ★ on the App Store

Don't let your word processor drag your process down. Ironically enough, traditional word processors weren’t designed for writers. Dabble’s book-writing software was developed for writers, by a writer.

Platforms: Mac, Windows, Chrome, PC

Best for: Drafting, Book, and Story

Website: https://www.dabblewriter.com/

The only writing platform with unlimited potential through project management, collaboration, and publishing.

Platforms: Online, Chrome

Best for: Outlining, Drafting, Book, and Story

Website: https://www.squibler.io/

iWriter Pro is elegant and minimalist text editor with built-in MultiMarkdown support. Distraction-free and subscription-free.

Platforms: Mac, iPhone, iPad

Best for: Drafting, Book, Story, Blog, and Free

Website: https://serpensoft.info/

Also rated 4.8 ★ on the App Store

The only online writing and editing platform that guides your hand based on data from real, bestselling books, AutoCrit is built to match the genuine demands of publishing professionals and discerning readers.

Platforms: Online

Best for: Outlining, Drafting, Proofreading, Book, Story, and Free

Website: https://www.autocrit.com/

Also rated 4.0 ★ on TechRadar