The ultimate messenger protocol comparison chart
https://docs.google.com/spreadsheets/d/1-UlA4-tslROBDS9IqHalWVztqZo7uxlCeKPQ-8uoFOU/htmlview
Also check out some other messenger aspects at https://www.securemessagingapps.com
@jomo > Tuenti
wow that REALLY is the ultimate messenger protocol comparison chart