Tango vs VKS
| Tango | VKS | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $1.25/mo | — |
| Open source | No | No |
| Platforms | extension, macOS, Web, Windows | api, self-hosted, Web |
| Free plan | Yes | No |
| Paid from | 15 /user/mo | — |
| Version history | Yes | Yes |
| Completion tracking | Yes | Yes |
| Approval workflows | — | Yes |
| Audit trail | — | Yes |
| Procedure access | — | web |
Both are listed in Best Standard Operating Procedure Software. On Inferse, VKS scores higher on our published basis.