Key Features
- Local-first no cloud dependency
- 600+ community plugins
- Graph view for linked notes
- End-to-end encrypted sync
Pricing
Obsidian is free for personal use. Obsidian Sync ($5/month) and Obsidian Publish ($10/month) are optional paid add-ons. Commercial use requires a $50/year license.
Why Knowledge Workers Choose Obsidian
Obsidian is built on a fundamentally different philosophy than cloud-first note apps like Notion or Roam Research. Your notes are stored as plain Markdown files in a local folder — no proprietary format, no vendor lock-in, and full control over your data. The 600+ community plugins extend functionality without compromising this local-first principle.
The graph view visualizes connections between notes, helping you discover unexpected relationships between ideas. For researchers, writers, and software developers managing complex knowledge bases, Obsidian's bidirectional linking creates a personal Wikipedia that grows more valuable as you add content. The optional Sync service provides end-to-end encrypted synchronization across devices without storing your unencrypted data on company servers.