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@fkromer
Last active January 10, 2021 19:22
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feature signal telegram threema WhatsApp
apps/OS
Android yes
iPhone yes
Windows yes
Mac yes
Linux yes
Web no
backups Android yes
iPhone no
local PC yes
security offers end-to-end encryption yes yes yes yes
encypts group chats yes ? yes yes
user can hide phone number no yes yes no
uses meta-data sparingly no yes no
encryption is default yes no yes yes
text messaging one-to-one yes yes
group chats yes yes
videos yes yes
images yes yes
gifs yes yes
landscape orientation no
voice messages one-to-one yes
voice calls yes
video calls one-to-one yes
group calls no
status message no yes
trustworthiness server location usa swiss
prominent user example Edward Snowden
financing donation-based one-time invested for now one time app payment (3 EUR) sells user data