Prolific vs Userfeel
| Prolific | Userfeel | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | $250/mo |
| Open source | No | No |
| Platforms | Web | Android, iOS, macOS, Web, Windows |
| Free plan | No | Yes |
| Participant recruitment | Yes | Yes |
| Moderated sessions | Yes | Yes |
| Unmoderated sessions | Yes | Yes |
| Prototype support | Yes | Yes |
| Mobile app support | — | Yes |
Both are listed in Best Usability Testing Software. On Inferse, Userfeel scores higher on our published basis.