Well i bought galimulator before i made this account. and therefore i dont own the game on this account, because of that i cant update as far as i know. Proof: https://gyazo.com/9ed68a28510be97ece4445d2444f257
Each purchase is tied to an email adress, and I believe if you used the same one for making that purchase - as you made for registering your account, then perhaps it should work? In any case, you should be able to update, try recovering your purchase here:
