You can create a Beesbusy account for free.
With a free account, you can create as many projects, tasks and tasks lists as you want.
You can also add as many members and collaborations as you want.
Some features of the application are not available such as the Gantt chart or the team schedule.
To read about the terms and prices of the different subscriptions, see this page.
To display/change your current subscription, see this page.