Football Manager 2013 Cheats
So far I've only tried classic mode but you're right the UI does seem a lot better and it's a lot easier to find the information you're actually looking for.
FMRTE website says there will not be an update for the beta. Expect one a week or so after full release. I doubt the guys here will release a trainer for only a beta either. They've probably got enought to do with games already fully released