Otto vs Retool
| Otto | Retool | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | $10/mo |
| Open source | No | No |
| Platforms | Web | Android, api, iOS, self-hosted, Web |
| Free plan | No | Yes |
| Deployment model | cloud | — |
| Multi-agent support | Yes | — |
| Knowledge grounding | Yes | — |
| Paid from | — | 10 /mo |
Both are listed in Best AI Agent Platforms. On Specifiction, Retool scores higher on our published basis.