Get a one-time $100 cash bonus after you spend $500 on purchases within 3 months from account opening when you apply for the Capital One® Quicksilver® Cash Rewards Credit Card. Plus, use your Quicksilver card and get 50% back as a statement credit on your monthly Spotify Premium subscription, now through April 2018. Earn unlimited 1.5% cash back on every purchase, every day. No rotating categories or sign ups needed to earn cash rewards; plus, cash back won't expire for the life of the account and there's no limit to how much you can earn. 0% intro APR on purchases for 9 months; 24.99% variable APR after that.