Best Book Writing Apps in 2025

Ever scribbled ideas on a piece of paper and drawn lines between related thoughts? Then you already know what Scapple does. It's a virtual sheet of paper that lets you make notes anywhere and connect them using lines or arrows.

Platforms: Mac, Windows, PC

Best for: Note-taking, Outlining, Journal, Book, Story, Essay, Poetry, and Blog

Website: https://www.literatureandlatte.com/scapple/overview

Also rated 5.0 ★ on TechRadar

Write more than ever before! Your words have the power to defeat monsters! Discover over 500 unique monsters that will push your writing to the next level!

Platforms: Online

Best for: Drafting, Book, and Story

Website: https://4thewords.com/

Pages is a powerful word processor that lets you create stunning documents, and comes included with most Apple devices. And with real-time collaboration, your team can work together from anywhere, whether they’re on Mac, iPad, iPhone, or a PC.

Platforms: iPad, Mac, iPhone

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

Website: https://www.apple.com/pages/

Also rated 3.6 ★ on the App Store

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/

An online writing app for novelists and storytellers

Platforms: Online, Chrome

Best for: Drafting, Book, Story, and Free

Website: https://thequill.app/

So, You’re looking to write a book. Well, wavemaker is here to help. It’s much much more than a text editor.

Platforms: Mac, Windows, Chrome, Android, Online, PC

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

Website: https://wavemaker.cards/

Also rated 3.7 ★ on Google Play

Scribus is an Open Source program that brings professional page layout with a combination of press-ready output and new approaches to page design.

Platforms: Windows, Mac, PC

Best for: Publishing, Book, Story, and Free

Website: https://www.scribus.net/

Also rated 4.0 ★ on TechRadar

Write without distractions. WriteRoom is a full screen writing environment. Unlike the cluttered word processors you're used to, WriteRoom lets you focus on writing.

Platforms: Mac

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

Website: https://apps.apple.com/us/app/writeroom/id417967324?mt=12

Also rated 3.6 ★ on the App Store

Polish & improve your novel. Identify word and phrase over-use. Monitor adverbs and clichés, crutch words and phrases. Improve sentence structure and punctuation.

Platforms: Windows, PC

Best for: Editing, Proofreading, Book, and Story

Website: https://smart-edit.com/

Lists for Writers is a great addition to any writer’s toolbox. Helpful to both novice and expert writers alike, this app delivers list after list of prompts and ideas for your brainstorming sessions: names, character traits, plot lines, occupations, obsessions, action verbs, and much more!

Platforms: iPhone, iPad, Android

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

Website: https://thinkamingo.com/lists-for-writers/

Also rated 4.7 ★ on the App Store

Writer Assistant (Wassi) is an application created specifically for inventors! We all constantly invent new characters for our stories, be it a comic, a novel, a script, a play, or a game. And so that our characters are alive and riveted the attention, they need to be developed a lot! That is what the Writer Assistant was created for! Plus, with Wassi you can easily outline your stories on the go.

Platforms: Mac, iPhone, iPad

Best for: Outlining, Book, Story, and Free

Website: https://apps.apple.com/app/writer-assistant-wassi/id14686...

Also rated 3.9 ★ on the App Store

Whatever kind of writer you are, ProWritingAid will help you improve your writing and get your ideas across more clearly. Our grammar and style checker contains over 3,000 explanations and videos written by our experts, so you don't need to remember all those crazy rules.

Platforms: Mac, Windows, Online, PC, Chrome

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

Website: https://prowritingaid.com/

Also rated 4.5 ★ on Reedsy