For those that have an interest in investing and getting passive income, Acorns looks a great option. This app automatically invests the spare change from purchases and grows their cost savings as time passes. You can withdraw your money at any time, and there are little minimum balance requirements.With Ibotta, you can earn cashback on your everyday purchases. Ibotta works together with over 1,500 stores and brands, including Walmart, Target, plus Uber. All a person have to complete is scan your receipts after generating your purchase to earn cashback. You can transfer your earnings directly towards bank account once you achieve $20.