Tango vs Zammad
| Tango | Zammad | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $1.25/mo | — |
| Open source | No | No |
| Platforms | extension, macOS, Web, Windows | Web, Linux |
| Free plan | Yes | Yes |
| Paid from | 15 /user/mo | — |
| Single sign-on | — | Yes |
Both are listed in Best IT Knowledge Base Software. On Freedom251, Tango scores higher on our published basis.