3. Inbox Dollars

Inbox Dollars is another website that enables you to earn some cash while playing games online.

To start earning money at the site, all you have to do is to sign up – at no cost to you – and start playing the games there immediately.

The website has a variety of games to choose from that you can play – and you could earn $10 per day from the start, with that number increasing day by day as you play more often.