itch.io

The Steam port is the full game. This is only the alpha demo

You can reset your class to Novice by editing your character file and changing the class to "".

I'm fairly certain there is something in the stat box for a weapon that tells you which stat it scales off of, but it's not explicitly told to the player, and I agree that more clarity would be appreciated

The save files for the alpha and beta versions of the game are in different formats. You cannot simply copy one to the other, it will require tinkering with the actual file itself, or you'll have to start a new character