Best Book Writing Apps in 2026

Hemingway makes your writing bold and clear. It's like a spellchecker, but for style. It makes sure that your reader will focus on your message, not your prose.

Platforms: Windows, PC, Mac

Best for: Editing, Proofreading, Book, Essay, Story, Blog, and Free

Website: https://hemingwayapp.com/

Also rated 4.0 ★ on Reedsy

Every character has stories and every World has histories. Planning and building a story cannot be easier with the help of this app. It helps the writer planning the story and the development of characters, relations, groups, races, creatures, etc.

Platforms: Android

Best for: Worldbuilding, Book, Story, and Free

Website: https://play.google.com/store/apps/details?id=lfantasia.n...

Also rated 3.9 ★ on Google Play

Zoho Writer is a fully-featured word processor on the cloud, designed for collaborative work that gives you everything you need to create powerful documents. With a clean UI, intuitive interface and document modes, it introduces you to a new way of writing.

Platforms: Android, Windows, PC, iPad, iPhone

Best for: Drafting, Book, Essay, Journal, Poetry, Story, Blog, and Free

Website: https://www.zoho.com/writer/

Also rated 3.4 ★ on Google Play

Werdsmith turns your iPhone, iPad, Mac and Apple Watch into a powerful writing studio that inspires you to write. With features to motivate you and help you break through writer‘s block, you‘ll find yourself writing more than ever.

Platforms: iPad, Mac, iPhone

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

Website: https://werdsmith.com/

Also rated 4.7 ★ on the App Store

Traditional word processors include dozens of options for formatting text, distracting you from what really matters: writing. Calmly Writer is an editor designed to focus on what you want to tell, with a simple, unobtrusive and ease-to-use user interface.

Platforms: Windows, Mac, Online, Chrome, PC

Best for: Drafting, Book, Essay, Journal, Poetry, Story, Blog, and Free

Website: https://www.calmlywriter.com/

Also rated 4.0 ★ on TechRadar

ApolloPad is a feature-packed online writing environment that will help you finish your novels, ebooks and short stories.

Platforms: Online

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

Website: https://apollopad.com/