Two Great Apps, Two Different Philosophies
Notion and Obsidian are both excellent note-taking apps with passionate user bases, but they're built on fundamentally different philosophies. Choosing the wrong one can mean rebuilding your entire workflow from scratch. This comparison will help you make the right call the first time.
What Is Notion?
Notion is a cloud-based, all-in-one workspace. It combines notes, databases, kanban boards, wikis, and calendars in a single interface. Your data lives on Notion's servers and is accessible from any browser or device. It's designed for collaboration — teams can share, edit, and comment on pages in real time.
What Is Obsidian?
Obsidian is a local-first, Markdown-based note-taking app. Your notes are stored as plain text files on your own device. It's built around the concept of linked thinking — connecting ideas through internal links, which are visualised as a knowledge graph. There's no built-in cloud sync (though third-party options and Obsidian Sync exist).
Head-to-Head Comparison
| Factor | Notion | Obsidian |
|---|---|---|
| Data storage | Cloud (Notion's servers) | Local files on your device |
| Collaboration | Excellent — built for teams | Limited — primarily solo use |
| Offline access | Limited without internet | Full offline capability |
| Customisation | Moderate (templates, blocks) | Extensive (plugins, CSS) |
| Learning curve | Gentle | Steeper |
| Pricing | Free tier; paid from ~$8/mo | Free; Sync is ~$4/mo |
| Data portability | Export to Markdown/HTML | Native plain Markdown |
When to Choose Notion
- You work in a team and need shared workspaces.
- You want an all-in-one tool: notes, project management, and databases in one place.
- You prefer a visual, block-based interface over plain text.
- You need easy access from multiple devices without configuring sync.
- You're managing content, CRM data, or structured information.
When to Choose Obsidian
- You value data ownership and don't want your notes on a third-party server.
- You're building a personal knowledge base or "second brain."
- You think in terms of interconnected ideas and love the graph view.
- You write in Markdown and want your notes to be future-proof.
- You want deep customisation via a large plugin ecosystem.
Can You Use Both?
Many people do. A common workflow is using Notion for team projects and databases, and Obsidian for personal research, journaling, and long-form thinking. The two tools don't overlap as much as they seem — they complement each other well.
The Verdict
If collaboration and ease of use are priorities, Notion wins. If you prioritise data ownership, offline access, and powerful personal knowledge management, Obsidian is the stronger choice. Neither is objectively better — they serve different users with different habits.
The best approach: try both free tiers for two weeks and see which one you actually reach for first.