Best Worldbuilding Writing Apps in 2025

A powerful writing tool from Reedsy. Write and export a beautifully typeset book. This is the beloved app made for authors, by authors.

Platforms: Online, Chrome

Best for: Outlining, Drafting, Editing, Proofreading, Publishing, Book, Poetry, Story, Free, and Worldbuilding

Website: https://reedsy.com/write-a-book

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

Plot your next masterpiece with Pluot, the writing planner packed with features and there for you whenever inspiration strikes.

Platforms: Android

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

Website: https://pluotstudios.com/

Also rated 4.3 ★ on Google Play

Most writers have at least one old notebook lying around somewhere, full of old story ideas, interesting characters, enchanting locations, or a myriad of other margin-scribbled thoughts. Notebook.ai is a worldbuilding tool that organizes, saves, and helps in fully fleshing out your fictional world, your way.

Platforms: Online, Chrome

Best for: Worldbuilding, Book, Story, and Free

Website: https://www.notebook.ai/

With our writing tools you can track your progress thus far, plan your novel, write your novel and be able to focus on what matters for you the most: FINISHING THE DAMN BOOK!

Platforms: Android

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

Website: https://play.google.com/store/apps/details?id=net.ajp_gam...

Also rated 4.0 ★ on Google Play

Typing Chimp Character is designed to help fiction writers create better characters, stories, and worlds fast.

Platforms: Windows, Mac, PC

Best for: Outlining, Worldbuilding, Book, and Story

Website: http://www.typingchimp.com/

Still looking for the perfect app to write your novel? Novelist might just be the perfect tool for the job!

Platforms: Android, iPhone, iPad, Online

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

Website: https://www.novelist.app/