Apr 21, 2025

How Do Credit Cards Make Money?

Written by Ryan Peterson
Blog Post Image

Ever wondered how credit card companies make their money? Spoiler alert: It’s not just from the interest you pay when you don’t clear your balance. Credit cards are like the financial world’s secret cash cows, raking in profits from multiple revenue streams. So, let’s dive into the nitty-gritty and uncover how these plastic powerhouses turn your swipes into serious cash.


Concerned about your credit? Knowledge is power! Join MoneyLion and monitor your credit for free. 

Join Now and Monitor Your Credit with MoneyLion!


To understand how credit cards make money, it’s crucial to grasp how they work. Credit cards are issued by banks or credit card companies (known as issuers) and are part of larger networks like Visa, Mastercard, or American Express. 

When you use your credit card, the issuer pays the merchant on your behalf and then bills you for the purchase. The networks facilitate the transaction, ensuring that money moves smoothly from your account to the merchant’s.

Credit card companies make money through interest charges on unpaid balances, transaction fees from merchants, annual fees from cardholders, and various penalties like late payment fees.

Here’s a breakdown of the primary ways they cash in.

One of the biggest money-makers for credit card companies is interest income. When you don’t pay your full balance by the due date, the remaining amount accrues interest. With annual percentage rates (APRs) often hovering between 15% and 25%, these interest charges can quickly add up, providing a substantial revenue stream for credit card issuers.

Credit card fees are another lucrative source of income for credit card companies. Here are some common types:

  • Annual fees: Some cards charge an annual fee for using them. This fee can range from $25 to several hundred dollars for premium cards with extra perks.

  • Cash advance fees: If you use your credit card to withdraw cash, expect to pay a cash advance fee, usually a percentage of the amount withdrawn.

  • Balance transfer fees: Transferring a balance from one credit card to another typically incurs a fee, often 3% to 5% of the transferred amount.

  • Foreign transaction fees: Using your card abroad? You might be hit with a foreign transaction fee, typically around 3% of the purchase amount.

  • Over-the-limit fees: Though less common today due to regulations, some cards still charge fees if you exceed your credit limit.

  • Late fees: Miss a payment deadline? Get ready to pay a late fee, which could be as high as $40.

Interchange fees are charged to merchants every time you use your credit card. These fees, typically 1% to 3% of the transaction amount, are paid by the merchant’s bank to the card issuer’s bank. This might seem like a small percentage, but it adds up quickly, especially with high transaction volumes.

👉 How Do Banks Make Money?

While credit card companies have multiple ways to make money off you, there are strategies to minimize costs and keep more money in your pocket.

Paying your balance in full monthly is the most effective way to avoid interest charges. This strategy ensures you only pay for your spending, with no added interest costs.

Many credit cards offer a grace period, usually around 21 to 25 days, during which you can pay off your balance without incurring interest. Ensure you understand and take advantage of your card’s grace period policy.

Automatic payments can help you avoid late fees and interest charges by ensuring your payments are always on time. You can set up automatic payments for the minimum amount due, the full statement balance, or any amount you choose.

Cash advances from your credit card can be expensive because they often involve high fees and immediate interest charges. Avoid using your credit card for cash withdrawals unless it’s an emergency.

If you carry a high-interest balance, consider transferring it to a card with a lower interest rate or a promotional 0% APR period. Just be mindful of the balance transfer fees.

Opting for a credit card with no annual fee can save you money, especially if you don’t need the extra perks that come with fee-based cards.

If you’re hit with an unexpected fee, don’t panic. Here’s what you can do:

  • Review your statement: Understand why the fee was charged.

  • Contact customer service: Sometimes, issuers are willing to waive fees, especially if it’s your first time incurring one.

  • Negotiate: Politely ask if the fee can be waived or reduced. A good payment history can work in your favor.

Credit card companies have mastered making money through interest, fees, and interchange revenue. By understanding these mechanisms, you can make smarter financial decisions and avoid falling into costly traps. 

Remember, the best way to minimize credit card costs is to pay your balance in full each month, avoid unnecessary fees, and choose cards that align with your spending habits.

Credit card companies primarily make money through interest charges on unpaid balances and various fees, including annual fees, late fees, and cash advance fees.

Credit One spreads its annual fee over 12 months, charging a monthly portion. This can make the fee seem more manageable, but it still adds up over the year.

Even if you pay your balance in full each month, credit card companies earn money through interchange fees charged to merchants for processing transactions.

Credit card companies earn interchange fees, typically 1.5% to 3.5% of the transaction amount, every time you use your card for a purchase.


Ryan Peterson
Written by
Ryan Peterson
Ryan Peterson is a seasoned personal finance writer with a Bachelor's Degree in Business from Indiana University. With over five years of experience, Ryan has crafted insightful content for multiple finance websites, including Benzinga. At MoneyLion, he brings his expertise and passion for helping readers navigate the complex world of personal finance, empowering them to make informed financial decisions.

This material is for informational purposes only and should not be construed as financial, legal, or tax advice. You should consult your own financial, legal, and tax advisors before engaging in any transaction. Information, including hypothetical projections of finances, may not take into account taxes, commissions, or other factors which may significantly affect potential outcomes. This material should not be considered an offer or recommendation to buy or sell a security. While information and sources are believed to be accurate, MoneyLion does not guarantee the accuracy or completeness of any information or source provided herein and is under no obligation to update this information. For more information about MoneyLion, please visit https://www.moneylion.com/terms-and-conditions/.

MoneyLion does not provide, own, control or guarantee third-party products or services accessible through its Marketplace (collectively, “Third-Party Products”). The Third-Party Products are owned, controlled or made available by third parties (the "Third-Party Providers"). Should you choose to purchase any Third-Party Products, the Third-Party Providers’ terms and privacy policies apply to your purchase, so you must agree to and understand those terms. The display on the MoneyLion website, app, or platform of any of a Third-Party Product or Third-Party Provider does not-in any way-imply, suggest, or constitute a recommendation by MoneyLion of that Third-Party Product or Third-Party Financial Provider. MoneyLion may receive compensation from third parties for referring you to the third party, their products or to their website.

By clicking on some of the links above, you will leave the MoneyLion website and be directed to a new third party website. MoneyLion’s Terms of Service and Privacy Policy do not apply to the new website; consult the terms of service and privacy policy on the new website for further information. MoneyLion does not endorse or guarantee the products, information, or recommendations provided in linked sites, nor is MoneyLion liable for any failure of products or services advertised on these sites.