11x AI vs Loop AI vs Obsidian vs PolyAI
| Attribute | ||||
|---|---|---|---|---|
| Category | AI Agents & Assistants | AI & Automation | Note-taking & Knowledge | AI Agents & Assistants |
| Pricing | Paid | Free tier | Free tier | Paid |
| Starting price | — | — | $4/seat/month | — |
| Free tier | No | Yes | Yes | No |
| Free trial | Unknown | Unknown | No | Unknown |
| Deployment | — | — | Cloud | — |
| API available | Unknown | Unknown | Unknown | Unknown |
| Platforms | — | — | ios, android, windows, macos, linux | — |
| Certifications | — | — | — | — |
| Integrations | — | — | 2 | — |
| Company | — | — | Founded 2020 | — |
| Feature attributes | ||||
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.