Messenger · Versions URL: https://knowledge.ivjn.us/en/works/messenger/versions.html Messaging app owned by Meta, spun out of Facebook's in-app chat as a standalone app in 2011. - rev 19 (2026-10-30) : 当前版本 https://knowledge.ivjn.us/en/works/messenger/at/19.html Page 1 / 1, 1 total