Pillar vs Stack Exchange
| Pillar | Stack Exchange | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Android, iOS, Web | Web |
| Free plan | Yes | Yes |
| Paid from | $29/mo | — |
| Event hosting | Yes | — |
| Private spaces | Yes | Yes |
| Custom domain | Yes | — |
| Mobile apps | both | none |
| Moderation tools | — | Yes |
Both are listed in Best Community Platforms. On The Geeks Club, Pillar scores higher on our published basis.