For what? the forums don't charge anything. It's likely the shop will calculate for you. There is also a 25% off sale right now.
Saw your answer on your profile. Look to the right of the shop page; USD USD Canadian Dollar - CAD US Dollar - USD Support Knowledge Base If you click on the USD, you have the option to choose Canadian dollar.
Likely, I don't have mobile. Maybe press the screen for a second or two? Mobile users, Any help, Thanks.
Yeah, I don't see it on the Mobile browser, just on desktop. My guess is that it auto-detects your country and adjusts appropriately.