Now in public beta

Your Digital Fortressof Knowledge

Consolidate all your data into one intelligent hub. AI-powered semantic search helps you find, connect, and rediscover your knowledge effortlessly.

10K+

Users

1M+

Items Stored

99.9%

Uptime

Features

Everything you need to manage knowledge

Powerful tools designed to help you capture, organize, and retrieve information with unprecedented ease.

Semantic AI Search

AI-driven search that understands context and meaning. Find anything across your entire knowledge base instantly.

Data Upload & Storage

Store images, PDFs, documents, and any file type securely in the cloud with instant access from anywhere.

Smart Dashboard

A central interface to manage, organize, and visualize all your knowledge in one unified view.

File Preview

Quickly preview any file -- images, PDFs, documents -- without ever leaving the application.

AI Suggestions

Get intelligent recommendations and discover relevant connections between your stored data automatically.

Secure Authentication

Enterprise-grade security protects your data with encrypted storage and robust access controls.

Pricing

Simple, transparent pricing

Choose the plan that fits your needs. Upgrade or cancel anytime.

Free

Get started with the essentials

$0/mo
  • 100 items
  • Basic search
  • 1GB storage
Most Popular

Pro

For power users who need more

$9.99/mo
  • Unlimited items
  • AI semantic search
  • 50GB storage
  • Priority support

Lifetime

Pay once, use forever

$99 one-time
  • Everything in Pro
  • Lifetime access
  • Lifetime updates
  • Priority support

Built for thinkers, creators, and professionals

Second Brain AI was created with a single mission: to give you a private, intelligent space where all your knowledge lives. No more scattered files, forgotten bookmarks, or lost notes. Everything you need, connected and searchable by AI.