The Chase Freedom Unlimited card offers a flat cash back rate on all purchases, making it a great option for those who want simplicity in their rewards program. Cardholders can earn 1.5% cash back on all purchases, with no caps or limits on how much you can earn. Additionally, new cardholders can earn a sign-up bonus after spending a certain amount within the first few months of opening the account.

The Capital One Quicksilver Cash Rewards card is another great option for those looking to earn cash back on their purchases. Cardholders earn a flat 1.5% cash back rate on all purchases, with no rotating categories or sign-ups required. Additionally, there are no foreign transaction fees, making it a great card for those who frequently travel abroad.

The Discover it Cash Back card offers a unique cash back program that rotates quarterly bonus categories in which cardholders can earn 5% cash back on up to a certain amount of spending. Additionally, cardholders earn 1% cash back on all other purchases. Discover also matches all the cash back you earn in your first year of card membership, making it a great way to maximize your rewards.

The Citi Double Cash Card is a bit different from other cash back cards, as it offers a two-tiered cash back program. Cardholders earn 1% cash back on all purchases and an additional 1% cash back as they pay off those purchases, making it a great way to earn rewards for responsible spending and timely payments.

The American Express Blue Cash Preferred card offers a generous cash back program, particularly for those who spend a lot on groceries and gas. Cardholders can earn 6% cash back on up to a certain amount of spending at U.S. supermarkets, 3% cash back on gas and select department stores, and 1% cash back on all other purchases. Additionally, new cardholders can earn a sign-up bonus after meeting certain spending requirements.