You don’t need your own license to play in Foundry. Only the GM needs a license. Join a game as a player completely free.
Cracked versions cannot reliably connect to other players or save games to the cloud. Your campaign could vanish at any time. foundry vtt crack exclusive
Foundry offers an official demo at demo.foundryvtt.com. You can explore the entire GM interface for as long as you like, with no time limit. You don’t need your own license to play in Foundry