SOPX vs Tango
| SOPX | Tango | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | No |
| Paid from | $9/mo | $1.25/mo |
| Open source | No | No |
| Platforms | Web | extension, macOS, Web, Windows |
| Free plan | No | Yes |
| Paid from | 9 /user/mo | 15 /user/mo |
| Content editor | structured | multimedia |
| Approval workflow | Yes | — |
| Version history | Yes | Yes |
| Read acknowledgements | No | — |
| Completion tracking | Yes | Yes |
| Access controls | advanced | advanced |
| Published formats | multichannel | multichannel |
Both are listed in Best SOP Software. On Specifiction, Tango scores higher on our published basis.