InVision is a powerful and often-used design software platform that is offered for free to users. While some features are available for a fee, the platform as a whole is open source and free to use. InVision is popular for its collaborative capabilities, which make it a great tool for team collaboration. Additionally, InVision offers a wide range of features and support for a wide range of design needs.
PRO TIP: InVision is not a free service. There is a free trial available, but you will be charged for the full service once the trial period ends.
Overall, InVision is a powerful and often-used design software platform that is offered for free to users.