The Capital One Quicksilver is a cash-back credit card that offers a straightforward rewards program. Cardholders earn 1.5% cash back on every purchase, with no limits on how much can be earned. It also features a one-time cash bonus for new cardholders who meet a specified spending requirement within the first few months. Additionally, the Quicksilver card has no annual fee, making it an attractive option for those looking to maximize rewards without incurring extra costs. It also includes benefits like fraud coverage and access to Capital One's mobile app for easy account management.