Extract from a BlackBerry official press release:
BBM will be available as a free download for Android smartphones running Ice Cream Sandwich and Jelly Bean (Android 4.x) beginning at 7AM EDT on September 21. BBM for iPhones running iOS 6 and iOS 7 will become available for each market on the App Store schedule of 12:01 AM local time on September 22. For more information, or to download BBM for Android or iPhone, visit www.BBM.com.
The big question: Will you download and give it a try? Tell us.