PrepsUs vs Prolific
| PrepsUs | Prolific | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | Yes | No |
| Moderated sessions | Yes | Yes |
| Unmoderated sessions | Yes | Yes |
| Prototype support | Yes | Yes |
| Participant recruitment | — | Yes |
Both are listed in Best Usability Testing Software. On Inferse, PrepsUs scores higher on our published basis.