Some magnet schools have a competitive entrance process, requiring an entrance examination, interview, or audition. Other magnet schools select all students who apply or use a lottery system, or a system combining some elements of competitive entrance and a lottery.
As of February 2016, WhatsApp had 1 billion monthly active users, up from April 2015 when the company announced over 800 million MAU. The company's growth in India is also pretty impressive at around 5 million additional MAU per month (60M in Aug '14).
Snapchat Is A Lot Bigger Than People Realize And It Could Be Nearing 200 Million Active Users. Snapchat is only a few years old, but you wouldn't know it from the app's massive number of users. It's been reported that Snapchat has more than 100 million users. But that number may actually be closer to 200 million (or beyond), if you read between the lines of what's been written and stated by the company's executives. The company compares its size and scale internally to Facebook and Twitter.