WhatsApp CEO wages war on Apple, says they don’t want anyone using Android For the last couple of months, Facebook and Apple have been giving each other a hard time as a part of an ongoing feud. Facebook-owned WhatsApp is one of the popular messaging apps out there that competes with the likes of Apple’s iMessage. Just like with most Apple apps and services, iMessage is only available for the iOS platform. While WhatsApp is killing it in the Android space, the same is not the case on the counterpart. That’s where the ongoing feud comes in.