ThunderTask has a freemium model, which means that most of the service is free with the possibility to upgrade to the premium version with more features.
The Free plan includes two workspaces which are free of charge. You can use this workspaces for free as long as you want. As a matter of fact, this plan is sufficient enough for most of our users.
You can also upgrade to the Premium plan that let's you create unlimited workspaces with unlimited users. You will also have access to some special features.
You don't have to pay if you do not want to. So, basically, for most users, ThunderTask is free.