I haven’t tested yet !
But with a search on the Telegram group, it seems that for Whatsapp and XMPP protocols you can use Loqui IM, an app recently ported from FirefoxOS to UbuntuTouch, available on the OpenStore (github source).
I haven’t tested yet !
But with a search on the Telegram group, it seems that for Whatsapp and XMPP protocols you can use Loqui IM, an app recently ported from FirefoxOS to UbuntuTouch, available on the OpenStore (github source).