Blackberry promised us back at BBLive that we'd see BBM on Android and iOS devices before the end of the summer. Well, we've hit the dog days of August, and while most of those devices are still BBM-free, it appears a select few Androids are finally getting to beta test the app. Blackberry OS reports that email invites are rolling out now to folks registered with BlackBerry's Beta Zone to test out BBM. Other than registration, users simply need a handset running Android 4.0 and up and they'll be messaging across the great platform divide in no time. We've reached out to the good people at BlackBerry for comment on the matter, and will update this post when we hear back.

Update: We just got an official comment on the beta rollout, and it turns out the it had a limited number of slots, which have all been claimed: