CNBC Select found two apps (one also has a web version) that make it easier for people to understand how to maximize rewards and track their balances in loyalty programs: AwardWallet and MaxRewards.

It works by tracking your hours and the amount of your ... This costs $5.99 per month. Cash App is a mobile payment platform that allows you to instantly send and receive money for free.

Users can track their progress toward earning ... and see which card will earn the most cash back at a certain retailer. The app is location aware, so users can set it up so they get push ...