13 easy tricks cost-conscious millennials use to save a lot of money

Even if you aren't a broke millennial, there's no reason you can't save money like one.

With the rise of smartphones, there are now a bunch of ways to cut costs by embracing a more mobile lifestyle. There are apps that will let you invest with no fees, subscriptions that can let you rack up big discounts on everyday items like food, and a wealth of entertainment you can get without breaking the bank.

Here are 13 of the best ways to save money the way cost-conscious millennials do: