Yes, a flat 2% back on everything with no earning caps is good. But if your card limits what you earn 2% back on and caps your earnings, not so much. The Citi Double Cash Card is probably the best 2% cash back rewards card around. at Citi'ssecure website Earn 2% on every purchase with unlimited 1% cash back when you buy, plus an additional 1% as you pay for those purchases. To earn cash back, pay at least the minimum due on time. Balance Transfer Only Offer: 0% intro APR on Balance Transfers for 18 months. After that, the variable APR will be 19.24% - 29.24%, based on your creditworthiness. Balance Transfers do not earn cash back. Intro APR does not apply to purchases. If you transfer a balance, interest will be charged on your purchases unless you pay your entire balance (including balance transfers) by the due date each month. There is an intro balance transfer fee of 3% of each transfer (minimum $5) completed within the first 4 months of account opening. After that, your fee will be 5% of each transfer (minimum $5). See application, terms and details.