Local-First Smart Notes
Built for Privacy & Productivity

All your data stays locally on your device. AI visualization, Markdown, formulas, charts, music sheets & P2P sharing — one powerful note app.

Try Free Playground Get Pro Version

100% Local Storage • No Cloud Upload • Full Data Control

Powerful All-Round Features

From basic text editing to professional visualization and team sharing.

Smart Note Editor

  • • Rich Text & Markdown dual mode
  • • Auto draft save & recovery
  • • Read-only lock & character count
  • • Full text formatting tools

AI Visualization

  • • Natural language chart generation
  • • Data analysis & auto graphing
  • • Cross-notes knowledge report
  • • Local AI, no data upload

Math & Diagrams

  • • LaTeX formula & function plot
  • • Mermaid / Graphviz charts
  • • ECharts interactive visuals
  • • ABC music notation & preview

Attachment Manager

  • • Images, PDF, Office, Video & Audio
  • • Native inline preview
  • • Rename & resize previews
  • • Full file type support

Multi Workspace

  • • Isolated workspaces for projects
  • • Fast switch between spaces
  • • Independent backup & storage
  • • Notes archive & recycle bin

P2P Sharing

  • • WebRTC direct peer-to-peer share
  • • Password protected links
  • • Version conflict detection
  • • Workspace targeted sharing

Industry-Leading Performance

Optimized for huge documents, massive note libraries and large media files.

7M+

Single note characters
Smooth editing

20,000+

Notes per workspace
Fast search & RAG

500MB

Large video attachment
Fluid preview & share

Security & Privacy Guaranteed

Your data belongs only to you.

Local-First Storage

  • • All data stored locally, no forced cloud sync
  • • Full AI processing runs on your device
  • • Manual permission for file access

AES-GCM Encryption

  • • Encrypted export files with password lock
  • • License keys stored with local encryption
  • • Secure backup & migration system

Choose Your Plan

Start free, upgrade anytime. No subscriptions.

Free

For daily note taking

  • Basic Editor & Markdown
  • Full-text search & recycle bin
  • Local backup & basic attachments
  • AI Visualization & RAG
  • Multiple workspaces & Pro sharing
Start Free
RECOMMENDED

Professional

Full power for professionals & teams

$19.90 /year
  • All Free features included
  • Complete AI suite & local RAG
  • Multi isolated workspaces
  • Full charts, formulas & music tools
  • Advanced P2P sharing & encryption
Get Pro License

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📚 Popular Guides & Use Cases

Curated guides, comparisons & niche use cases to maximize your workflow.

Best Local First Note Apps 2025 Offline Markdown Editor for Developers Privacy Focused Note Taking Solutions LaTeX Formula Editor for Students How to Use Mermaid Charts in Notes Researcher Note Organization Tools Local AI Note App Without Cloud P2P File Sharing for Secure Teams Markdown vs Rich Text: Which is Better? Secure Encrypted Note Export Guide Writer Idea Management Workspace ABC Music Notation in Notes Build Personal Knowledge Base Offline Why Cloud Sync is Risky for Notes ECharts Data Visualization Local Tool Legal Case Note Management Software Zero Knowledge Encryption for Notes Multi Workspace Project Organization Offline First Apps for Productivity Medical Clinical Note Taking Offline Mermaid to SVG Export Local Guide WebRTC P2P Sync for Privacy RAG Knowledge Base for Local Notes Academic Paper Research Notes Tool Password Protected Note Sharing Auto Draft Recovery: Never Lose Notes Migrate from Evernote to Local App Developer Documentation Notes Offline Large PDF Annotation Local Storage No Subscription One Time License Notes

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