You constantly hear about the benefits of a side gig — but in reality, fitting one into your schedule isn't easy. By the time you actually leave work, the last thing you want to do in your spare time is work some more. The trick is finding something that doesn't even feel like work Thankfully, there are easy ways to earn money on your phone doing things that you're probably already doing. There are apps that will pay you for visiting a store or restaurant (you don't even need to buy anything) and others that will give you money and gift cards for watching movie trailers. Replacing your Candy Crush habit with one of these apps could help you earn a little cash each day, rather than spending it on more lives.Really? Really. Click through to check out eight apps that can help you earn everywhere from $5 to $500 in a matter of minutes.