With AI chat feature

Your intelligent second brain for connected thinking.|

Socratus combines AI-powered retrieval, a visual knowledge graph, and built-in code execution, all running locally, with your data always under your control.
1000+ satisfied users
connected knowledge graph

One visual system for connected thinking.|

Why Traditional Notes Fall Short

Notes apps were built to store information, not to understand it.|

Notes apps were built to store information, not to understand it. Knowledge becomes buried, connections go unmade, and insights stay locked away.
Traditional notes
Knowledge buried in folders
No connections between ideas
Keyword search only
Can't ask questions of your notes
Insights get lost over time
Manual organization required
Information stays isolated
VS
Socratus
AI discovers hidden connections
Semantic understanding of meaning
Ask questions, get answers
Interactive knowledge graph
Knowledge grows smarter over time
MCP connections 
Quantum-safe encryption for utmost security
Why Socratus

Built for connected thinking.|

Most note tools help you write. Socratus is personal knowledge management tool that helps you understand and organize.  
Everything you write becomes part of a connected intelligence layer.
AI-powered knowledge linking
Meaning-based search across all notes
Interactive knowledge graph relationships
AI chat grounded in your documents
Private, local-first security
Core Capabilities

Explore the key features of Socratus.|

    How we compare

    See the difference.|

    Socratus vs everything else

    AI-native knowledge retrieval
    Socratus
    Built-in
    Typical note systems
    Limited or external
    Semantic understanding
    Socratus
    Core feature
    Typical note systems
    Not available
    Knowledge graph exploration
    Socratus
    Interactive + AI-driven
    Typical note systems
    Basic or plugin-based
    Code execution in notes
    Socratus
    Native
    Typical note systems
    Not supported
    Structured data tools
    Socratus
    Tables + calculations
    Typical note systems
    Limited
    Encryption support
    Socratus
    Integrated
    Typical note systems
    Optional add-ons
    Extend Your Workflow

    Works seamlessly with the tools around your knowledge.|

    QEncrypt
    Connected
    Protect sensitive notes with built-in encryption support powered by QEncrypt.
    Encrypt and decrypt files directly from Socratus while keeping your workflow uninterrupted.
    File-level encryption
    Visual indicators for protected notes
    Simple right-click encrypt/decrypt actions
    Local-first security workflow
    SmartText
    Connected
    Extend your writing workflow with SmartText-powered utilities and structured text tooling.
    Designed to help you work faster with organized text, reusable formatting, and efficient note workflows.
    Enhanced text workflows
    Structured editing utilities
    Faster writing & organization
    Built for plain-text productivity
    Integrations

    Connect with your favorite tools.|

    Scroll down
    Simple, Transparent

    Simple pricing. No subscriptions. No lock-in.|

    Free

    Free

    For individuals who want a fast, local-first place to think and connect ideas.
    Up to 10 active files
    Full access to every core feature
    AI retrieval and semantic understanding
    Interactive knowledge graph and MCP Connections
    Structured data tools and smart tables
    Local-first storage with encryption
    Free forever for personal use
    Pro — 1 Year

    $99.99

    For professionals and power users who need an unlimited workspace.
    Unlimited active files
    Every advanced feature
    AI retrieval, graph view, MCP connections and smart tables
    Local-first privacy with encryption
    Commercial usage rights
    Free updates for one year
    Priority access to new features
    Pro — 3 Years

    $249.99

    For those who want long-term access at a lower yearly cost.
    Everything in Pro, extended to three years
    Unlimited active files
    Commercial usage rights
    Free updates for three years
    About $83 per year versus $100 billed annually
    Priority access to new features
    Start building smarter knowledge

    Your notes should do more than store Information.|

    Socratus turns your knowledge into a living system that grows with you.