Go from chaos to clarity.
Get smarter. Connect your ideas, files and life the way you think.
The original digital brain.
Trusted by thought leaders around the world.
Scalable. Secure. Private.
TheBrain's proven infrastructure scales to millions of items. Sync your data across devices with military-grade AES 256-bit encryption or choose standalone use for zero cloud storage.
AI-powered
brainstorming
and notes.
Idea capture, visualization and AI all work in concert to infuse your second brain with astounding new insights. Integrated artificial intelligence generates outlines and content with the click of a button. Learn more.
Work smarter and 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.
Stop searching.
Start finding.
Never lose a file or idea. TheBrain indexes it all — web pages, documents, images, notes — and helps you find it in seconds.
Visual collaboration for your team.
Share your team's thinking like never before. TheBrain provides a visual context for teamwork that makes working together and sharing related information natural. Spend time being productively working instead of working on productivity. Learn more.
Why our customers love us:
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Core features are forever free for personal use. 30 day trial of pro features. See pricing.
TheBrain News
Recorded Webinar: Finish Strong. AI-Powered Project Clarity for Year-End.
Nov 20, 2025
The year-end crunch doesn't have to mean chaos.
See more news and articles on TheBrain Blog.
Upcoming Events
Building Shakespeare's Brain. Connected Thinking. Live.
Feb 25, 2026
What if creativity isn't talent but structure?
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