Face Book
Even if you're not logged in, Facebook is tracking you.
Is this the end of dating apps like Tinder and Bumble?
Mark Zuckerberg wants to play cupid.
WhatsApp is free and doesn't include ads, so how does it make any money?
The feature had originally been tested in the US.
The number of people using Facebook actually grew to 2.2 billion.
This is Facebook's latest move to become more transparent.
The MoneySavingExpert founder wants to 'give Facebook a bloody nose'.
He said he would consider new laws to improve the situation.