| Price from | — | — |
| Free plan | — | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Plans published | 1 | 0 |
| Spec score · Virtual Meeting Room Software | 7.6 (#10) | 7.0 (#16) |
| Headquarters | San Mateo, California, United States | Salt Lake City, Utah, United States |
| Integrations | Spaces lists LMS platforms, SharePoint, Jira, and enterprise apps; Vibe lists MS Teams and Jira as off-the-shelf integrations, with custom requests possible. | A maker blog post describes links to Pinterest and Trello boards embedded in the environment, and says Relm shares features with Zoom, Discord, Telegram, WhatsApp, and Miro. |
| Product | Arthur brings humans and AI together in workflows for immersive experiences, asynchronous alignment, and meetings. | Relm is a browser-based virtual meeting space with spatial audio and a navigable 3D environment. |
| Security | Arthur says data is encrypted in transit and at rest, regularly backed up, and hosted on AWS, by default in Frankfurt, Germany unless otherwise agreed. | The maker pages opened did not state security or compliance certifications. |
