28 posts and columns on Messenger
News Bytereceived voice message capabilities earlier this month, a feature that has also been added to the main Facebook app as of Monday.
News ByteThe Verge and confirmed to AllThingsD by a Facebook spokesman. Data rates still apply over 3G and 4G, mind you, but Wi-Fi calling is free in the truest sense. The move comes after a string of updates for Messenger, including voice memo capabilities and the ability to use Messenger without having a Facebook account.