SiYuan vs Obsidian
Detailed comparison to help you choose the right tool for your needs
S
SiYuan
Privacy-first local knowledge management with block-level references
4.5
Editorial RatingQuick Comparison
Rating
4.5
vs4.7
Starting Price
Free
vsFree
Pricing Model
freemium
vsfreemium
Feature
SiYuan
Obsidian
Block-level references
Bidirectional linking
Spaced repetition
E2E encrypted sync
Math and diagrams
Mobile apps
Local Markdown files
Graph view
Plugin ecosystem
Canvas
Full offline support
SiYuan Pros
- Block-level referencing more granular than any competitor
- Spaced repetition built in for active learning
- End-to-end encrypted sync option for cross-device use
- Rich content support including math diagrams and code
- Desktop and mobile apps for all platforms
- Completely free for local use
SiYuan Cons
- Steeper learning curve than simpler note apps
- Block reference syntax takes time to master
- Cloud sync requires paid subscription
- Smaller community than Obsidian or Notion
- Interface can feel overwhelming for simple notes
- English documentation sometimes lags Chinese original
Obsidian Pros
- Blazing fast search with keyword combinations
- True data ownership - plain markdown files stored locally
- Massive plugin ecosystem for any workflow
- Canvas feature for visual mind mapping
- Works perfectly offline
- Free for personal use
- Highly extensible and customizable
Obsidian Cons
- Steep learning curve and initial setup investment
- Plugin overload can be overwhelming for new users
- Mobile experience less refined than desktop
- Sync service adds cost unless using third-party solutions
- Not designed for team collaboration
- Requires technical comfort to unlock full potential