Re:WhatsApp will no longer charge subscription fees
by unsignedint on Monday January 18, 2016 @07:00PM
(#10927956)
Which reminds me of the announcement while ago about Whisper Systems is helping WhatsApp implementing E2E [0]. I don't think I've heard ever since about it, and not even sure if that functionality is built into WhatsApp now...
[0]: https://whispersystems.org/blog/whatsapp/