Intelligent note-taking.

Non-linear file management.

Ideas and relationships visualized.

Organize and find everything the way you think.
Seamlessly sync across Windows, macOS, iOS and Android devices.
Connect notes, web pages, files and more all in one place.

TheBrain visualizes networks of knowledge like you've never seen before.

As you shift focus from topic to topic, TheBrain moves right along with you, showing your information and all the connections you've made. It's a natural extension of your thinking. Now you can see how things are connected and you'll never forget or lose an idea.

Know more. Map your mind.

There are a lot of connections in your head, but unfortunately sometimes they don't last. With TheBrain, your digital Brain captures all that intelligence for playback just when you need it.


Find anything.

With TheBrain you're never more than a few seconds away from any piece of digital information. Web pages, documents, images, notes... From people and projects to ideas and task lists, it's all there in an instant.


Get more done.

Take control by visualizing all your open loops, tasks, and ideas in your Brain. Sync makes your ideas and to dos available from your desktop, web browser, or mobile device anytime.

Millions of downloads in over 150 countries.

TheBrain is the trusted repository of all kinds of people and knowledge. From business leaders to visionary artists. From scientific data to marketing plans. When you start your Brain, you join a community of people who share your passion for knowledge and getting things done.

Right now in TheBrain,
over half the Fortune 100 are
making connections.

TheBrain News

Recorded Webinar: TheBrain 202

May 25, 2023

Learn how to garden your thoughts and easily edit your brain!

The Best of Zettelkasten, GTD and 'Second Brain' in Your Brain with Justin Cramer

Matt Caton from TheBrain and Justin Cramer enjoy a good coffee and great conversation on all things TheBrain…

See more news and articles on TheBrain Blog.

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What's New in TheBrain 13?

TheBrain 13 combines beautiful idea management and instant information capture. It’s faster and more intuitive. The notes editor has been taken to a whole new level featuring live formatting, powerful tables, mathematical expressions, and multi-column mode. There’s so much more to see in TheBrain 13…

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