Subject: It depends which conutry you're in
Author:
Posted on: 2014-03-23 19:54:00 UTC
In British usage, it's "all right" if you're using it as an adjective, but "alright" for using it as an adverb.
Or at least it was until a few decades ago. Nowadays the trend is towards using the American-style "all right" for all situations.