The smart notebook for worldbuilders.

Notebook.ai grows with your ideas and collaborates with you.

Try it for free

Start worldbuilding now. No card needed.


create

For writers

Authors use Notebook.ai to create rich, immersive worlds for their novels, stories, and plays.

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For roleplayers

Dungeon masters use Notebook.ai to build worlds for their campaigns and share them with players.

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For designers

Game design teams use Notebook.ai to collaborate and keep every aspect of their world in sync.

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Promotes creativity

Your notebook asks you questions about your characters and ideas, then saves your answers on their respective pages.

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Backed up forever

Never lose a notebook full of priceless ideas again. Notebook.ai backs up and protects your work.

security

No ads, ever

Rest easy knowing your notebook is safe and completely private by default, but shareable if you choose.

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Deeper characters

Get to know your characters. Track every detail of their thoughts, appearance, family, and personality.

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Richer worlds

Immerse yourself in vibrant worlds with specialized notebook pages for your countries, cities, landmarks, and more.

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Continuity checks

When every little fact is stored in one place, you can rest easy knowing you won't accidentally contradict yourself.

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Searchable

Quickly find anything, anywhere — even that random thought you jotted down at 3am two years ago.

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Organizable

Focus on one universe at a time and automatically filter everything else out. Reorganize, sort, and write freely.

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Grows with you

Plan as much as you want in your notebook — for life. The only limits here are your imagination.

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Brainstorm together

Invite anyone to review any pages you decide to share. Sometimes a second set of eyes makes all the difference.

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Write faster

Use the built-in document editor to reference any aspect of any page in your notebook without losing your momentum.

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Write better

Analyze your writing with a world-class artificial intelligence that measures readability, style, emotion, and more.

"Really clever and beautifully organized way for storytellers to create a world."

— Alec P.

Notebook.ai Pricing

Start worldbuilding right away. No card needed! Create your account.

class
Starter
Free
  • language Plan up to 5 universes
  • group Plan unlimited characters
  • terrain Plan unlimited locations
  • emoji_events Plan unlimited items
  • cloud_upload Upload up to 50MB of images

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Premium
$9/month
Create unlimited...
language
Universes
group
Characters
terrain
Locations
emoji_events
Items
business
Buildings

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Conditions
explore
Continents
flag
Countries
pets
Creatures
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Deities

eco
Floras
fastfood
Foods
account_balance
Governments
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Groups
work
Jobs

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Landmarks
forum
Languages
book
Lores
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Magics
public
Planets

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Races
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Religions
local_movies
Scenes
school
Schools
sports_volleyball
Sports

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Technologies
location_city
Towns
today
Traditions
drive_eta
Vehicles
and...
cloud_upload Upload up to 10GB of images