Obsidian vs Roam Research 2026: Which Networked Note App Wins?
Obsidian and Roam Research both pioneered the “networked thought” movement — notes that link to each other and surface unexpected connections. But they take very different paths to get there, and in 2026 the gap between them on price and philosophy is wide. Here’s how they compare for serious note-takers.
Pricing: the biggest divide
| Obsidian | Roam Research | |
|---|---|---|
| Free tier | Yes (full app, local) | No |
| Paid entry | $4/mo (Sync, optional) | $15/mo (Pro) |
| Long-term plan | — | $500 “Believer” (5 years) |
| Where notes live | Local files (markdown) | Roam’s cloud |
This is the headline. Obsidian is free for personal use and stores your notes as plain markdown files on your own disk. Roam has no free tier — it’s $15/month minimum, billed to its cloud. For cost-conscious users, Obsidian wins before the feature comparison even starts. See the full Obsidian pricing breakdown and our Roam Research review for the details on each.
Data ownership: local vs cloud
Obsidian is local-first. Your vault is a folder of markdown files you fully own — readable in any text editor, future-proof, and portable. Even if Obsidian disappeared tomorrow, your notes would be perfectly fine.
Roam is cloud-first. Your graph lives on Roam’s servers. You can export, but the day-to-day experience is tied to their hosting. For some this is convenient; for others it’s a deal-breaker on principle.
Networked thought: where Roam still shines
Roam’s strength is outliner-native block referencing. Everything is a block, every block is addressable, and the daily-notes-plus-backlinks workflow feels effortless. For people who think in outlines and want frictionless block transclusion, Roam’s model is still elegant and influential.
Obsidian reaches similar territory but through documents plus links plus plugins. Out of the box it’s a markdown editor with backlinks and a graph view. Add community plugins (Dataview, block references, outliner plugins) and it matches or exceeds Roam’s networked features — but you assemble it yourself.
Performance and reliability
Obsidian is a local desktop app, so it’s fast and works fully offline. Large vaults stay snappy. Roam is web-based, which has historically meant occasional slowness on big graphs and dependence on a connection. In 2026 this remains a practical difference for heavy users.
Extensibility
- Obsidian: thousands of community plugins and themes. The ecosystem is the moat — almost any workflow has a plugin.
- Roam: has roam/js extensions, but a smaller ecosystem and a more opinionated core.
Which should you choose?
Choose Obsidian if you want:
- A free, local-first app you fully own.
- Maximum extensibility via plugins.
- Offline speed and future-proof markdown files.
Choose Roam if you want:
- A pure outliner with best-in-class block referencing.
- The original daily-notes networked-thought workflow.
- You don’t mind cloud hosting and the $15/month price.
The bottom line
For most people in 2026, Obsidian is the safer, cheaper, more flexible pick — free, local, and infinitely extensible. Roam remains a beautiful tool for dedicated outliners who love its block model and are happy to pay for the cloud experience. But the combination of “free” and “you own your files” is hard to argue against for the majority of users.
Still comparing PKM tools? See the best Obsidian alternatives → or explore Roam Research alternatives →