Feb 27, 2016 . Earlier this week, messaging service WhatsApp celebrated its seventh anniversary with its one billion active users, but the team waited until . Other platforms. Nokia S40, BlackBerry. Download WhatsApp. Download. Mac/ PC · Android · iPhone · Windows Phone · BlackBerry · Nokia. Help. FAQ · Twitter . Feb 26, 2016 . Earlier this week WhatsApp turned seven years old. It has been an amazing journey and in the coming months we're putting an even greater .