Please Go below
https://4fingerstudios.com/Profile
please make sure you make a account.
once logged in go to settings.
youll see a button that says 
connect your Steam, This will allow us and steam to trade your inventory, achivements, and more together and auto log you in so you dont have to everytime!
If you have any issues shoot them our way and we will see what we can do!
aka JOIN OUR DISCORD!!! > https://discord.gg/Vh7cgGzUyB