The short version: Notion is the pick for a startup that wants its handbook, roadmap, and meeting notes in one searchable workspace. Obsidian is the pick for a researcher who wants a decade of notes in files they can open without the app.
Head to head
| Notion | Obsidian | |
|---|---|---|
| Pricing | Freemium | Freemium |
| Free tier | Yes | Yes |
| Platforms | Web, macOS, Windows, iOS, Android | macOS, Windows, Linux, iOS, Android |
| Best for | A startup that wants its handbook, roadmap, and meeting notes in one searchable workspace. | A researcher who wants a decade of notes in files they can open without the app. |
| Weakness | The flexibility is also the trap, because it is easy to spend more time designing a system than using it, and large databases get slow. | The plugin ecosystem is also the risk, since a heavy setup can become fragile, and there is no real-time collaboration. |
The verdict
Notion is freemium; Obsidian is freemium. They share a shortlist, not a job description: what each one is actually good at barely intersects.
Where Notion falls down: The flexibility is also the trap, because it is easy to spend more time designing a system than using it, and large databases get slow.
Where Obsidian falls down: The plugin ecosystem is also the risk, since a heavy setup can become fragile, and there is no real-time collaboration.
If you genuinely need both, you are the rare case where running two tools is cheaper than picking one badly.
Frequently asked
Is Notion or Obsidian better?
Neither in general. Notion fits a startup that wants its handbook, roadmap, and meeting notes in one searchable workspace. Obsidian fits a researcher who wants a decade of notes in files they can open without the app. The weakness row in the table above is where they actually separate.
Is Obsidian cheaper than Notion?
Notion is freemium, Obsidian is freemium. The sticker price is rarely the bill — check the pricing section of each review.
Can I use both Notion and Obsidian?
Plenty of teams do, usually with one as the system of record and the other for a specific workflow. It doubles the migration cost later, so pick a side before year two.