Mugen: Your Digital Brain, Supercharged

Organize, connect, and interact with your digital content in ways you never thought possible.

Embed Anything

Save and organize content from across the web. Twitter threads, YouTube videos, articles, and more - all in one place.

Youtube
Insta-posts
Articles
Tweets
Reddit
Videos

AI-Powered Chat

Ask questions and get insights from your personal knowledge base with our AI assistant.

How can I improve my productivity workflow?

Based on your saved articles, try time blocking and the Pomodoro technique...

Connect Ideas

Build a network of knowledge by connecting related concepts and content.

Share Publicly

Share your knowledge with the world or keep it private - you decide.

Public
Private
Shared

Bento Grid Layout

Organize your content in a beautiful, customizable grid layout that makes information easy to find.

  • Drag and drop interface
  • Customizable card sizes
  • Filter by tags and categories

Chat with Your Second Brain

Ask questions, find connections, and get insights from your personal knowledge base.

Brain Assistant

Hi there! I'm your Second Brain assistant. I can help you find information, summarize content, or answer questions about your saved notes. How can I help you today?

Simple, Transparent Pricing

Choose the plan that's right for you. All plans include a 14-day free trial.

Free

$0

Perfect for getting started

  • Up to 100 saved items
  • Basic AI chat
  • Public sharing
  • Standard support
Most Popular

Pro

$9.99/month

For power users

  • Unlimited saved items
  • Advanced AI chat
  • Custom domains
  • Priority support
  • API access
  • No ads

Team

$19.99/month

For collaborative teams

  • Everything in Pro
  • Team collaboration
  • Shared workspaces
  • Admin controls
  • Usage analytics
  • SSO authentication

Special Opening Offer: Use code SPOOKY2025 for 31% off any annual plan!

Offer valid until April 31, 2025. Cannot be combined with other offers.