| Price from | Free | $4.08/mo |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Windows | Yes | Yes |
| macOS | Yes | — |
| Linux | Yes | — |
| API | Yes | — |
| Self-hosted | Yes | — |
| Plans published | 1 | 4 |
| Spec score · Personal Knowledge Management Software | 8.7 (#6) | 8.4 (#13) |
| Spec score · Note-taking apps | 8.4 (#65) | 8.2 (#92) |
| Free plan | Yes | No |
| Integrations | Foam documents compatibility with Obsidian vaults and says users can open the same Markdown folder in VS Code with Foam installed. | OPML; askSam; theBat!; Lotus Notes |
| Note sharing | Yes | Yes |
| Offline access | Yes | Yes |
| Platforms | Foam runs as a VS Code extension, and its installation guide says VS Code supports cross-platform use. | Windows; browser extension for Chrome,Firefox,Edge,Opera,Brave,and Vivaldi |
| Support | The installation guide directs users to the FAQ, Foam Community Discord, GitHub Issues, and GitHub Discussions for help. | Support includes a community forum, a manual, and direct contact by form or email. |