OpenSimSim vs WhenToWork
| OpenSimSim | WhenToWork | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | Yes |
| Paid from | — | $22.75/mo |
| Open source | No | No |
| Platforms | Android, iOS, Web | Android, iOS, macOS, Web, Windows |
| Free plan | Yes | No |
| Availability collection | Yes | Yes |
| Time-off management | Yes | Yes |
| Open-shift management | Yes | Yes |
| Shift swaps | Yes | Yes |
| Mobile apps | Yes | Yes |
| Employee limit | — | 10 employees |
| Auto-scheduling | — | Yes |
Both are listed in Best Employee Scheduling Software. On Samsung Mobile US Press, OpenSimSim scores higher on our published basis.