Aplus account

so i started the game with google account on my android phone , today i downloadded it on my ipad , there is no option to use google account here , so i wanna create an Apkus account , when i try to create it from in game , it doesnt send me mail verification code , soo im trying to create the account outsude the game , but i cant find a site to crewate the Aplus account , would appreciate all the help , thanks in advance

tldr: how to make Aplus account ?