If you're a true World Cup fan, you already know all about sticker-books. Sticker collecting is basically a sport unto itself, and you are its MVP. If you aren't too knowledgeable about one of the ...

If you're a WhatsApp fan who makes use of Channels you're in for a treat with a future version of the app set to enable new sticker options. The latest version of WhatsApp, now available to those who ...