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Obsidian
Free · $4/mo Sync · ranked #2 of 25
★ 4.5 / 5 · 2.4k user reviews
· Capterra + App Store, cross-referenced · display-only, not part of the SoftwareScore
70
SoftwareScore · ranked #2
A local-first markdown knowledge base with a huge plugin ecosystem — unmatched on data ownership, lighter on real-time collaboration.
Value (price vs features) 9
Ease of use 5
Feature depth 9
Cross-platform & sync 7
Data ownership / privacy 10
Collaboration 3
AI capability 4
Compare Obsidian head-to-head
Obsidian vs Notion 73
An all-in-one workspace where notes, databases, and wikis live as flexible blocks — powerful and collaborative, with a learning curve and cloud lock-in.
Obsidian vs Coda 69
A docs-meets-databases platform with powerful tables and automations — excellent for teams, lighter on data portability.
Obsidian vs Apple Notes 69
Apple's free built-in notes app — instantly usable and reliable across Apple devices, limited beyond the ecosystem.
Obsidian vs OneNote 68
Microsoft's free-form digital notebook — generous, flexible, and free, especially inside the Microsoft 365 world.