Obsidian vs Roam Research vs SiYuan
| Attribute | |||
|---|---|---|---|
| Category | Note-taking & Knowledge | Note-taking & Knowledge | Note-taking & Knowledge |
| Pricing | Free tier | Paid | Free tier |
| Starting price | $4/seat/month | $15/month | Free |
| Free tier | Yes | No | Yes |
| Free trial | No | Yes | No |
| Deployment | Cloud | — | — |
| API available | Unknown | Unknown | Unknown |
| Platforms | ios, android, windows, macos, linux | — | — |
| Certifications | — | — | — |
| Integrations | 2 | — | — |
| Company | Founded 2020 | — | — |
| Feature attributes | |||
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Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.