MadCap Flare vs Stack Internal
| MadCap Flare | Stack Internal | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | No |
| Paid from | $262.50/mo | Free |
| Open source | No | No |
| Platforms | Web, Windows | Web |
| Free plan | No | Yes |
| Custom domain | Yes | — |
| SSO support | — | Yes |
Both are listed in Best Knowledge Base Software. On Freedom251, Stack Internal scores higher on our published basis.