The lowest interest rate credit cards are typically 0% APR offers on balance transfers or new purchases, but these are temporary and require good to excellent credit

The lowest rate you can actually get depends on your credit score and the card issuer's current offers. Cards marketed as "lowest APR" usually fall into two categories: 0% APR promotional offers that last 6 to 21 months, and standard variable APR cards that carry ongoing rates starting around 15% to 17% for borrowers with strong credit. After a promotional period ends, the card reverts to its regular APR, which can jump significantly.

No credit card has a permanently zero interest rate. The 0% offers are loss leaders — the issuer absorbs the cost to attract customers, then makes money through annual fees (if any), balance transfer fees, or the higher rate you pay after the promotion ends. If you carry a balance beyond the promotional window, you will pay interest at the standard APR listed in the card's terms.

The actual lowest rate available to you personally depends on your credit score, income, and existing debt. A borrower with a 750+ credit score might receive a 0% offer for 18 months, while someone with a 650 score might see 0% for 6 months or no promotional offer at all. The card issuer pulls your credit report and decides what risk you represent before making an offer.

Key Takeaways

  • Promotional 0% APR offers are the lowest rates available, but they expire after 6 to 21 months and require good credit to receive.
  • After a promotional period ends, the card's standard APR kicks in, which typically ranges from 15% to 25% depending on your creditworthiness and the issuer.
  • The rate you are offered depends on your credit score, income, and debt-to-income ratio — the same card offers different rates to different people.
  • Balance transfer cards and new purchase cards have different promotional terms; balance transfer cards often charge a one-time fee (2% to 5%) but may offer longer 0% periods.
  • Once you accept a card, the issuer can raise your APR if you miss a payment or if the promotional period ends, so read the terms for when and how the rate changes.

How promotional 0% APR offers work and when they end

A 0% APR offer is a temporary rate reduction, not a permanent feature. The issuer sets an expiration date — typically printed in the card's terms as "0% APR for 12 months on balance transfers" or "0% APR for 6 months on new purchases." On the day that period ends, your balance (if any remains) switches to the card's standard APR, and you begin paying interest on the full amount owed.

The promotional period is measured from the date you open the account or from the date you make the may have access to transaction. If you open a card on March 15 with a "0% for 12 months on balance transfers," that 0% period ends on March 15 of the following year. Any balance transfer you make after that date does not may have access to for the promotional rate unless the card offers multiple promotional windows (rare).

Interest does not accrue during the promotional period, but it begins accruing immediately once the period ends. If you owe $5,000 on the card when the 0% period expires and the standard APR is 18%, you will owe roughly $75 in interest the first month. This is why paying off the balance before the promotion ends is critical — carrying a balance into the standard APR period is expensive.

Standard APR ranges for borrowers with different credit profiles

Once a promotional period ends or if you do not receive a promotional offer, the card charges its standard APR. This rate varies by issuer and by your credit profile. A card might advertise "APR 15.99% to 24.99%" — the actual rate you receive depends on your credit score, income, and the issuer's underwriting decision.

Borrowers with credit scores of 750 or higher typically receive rates in the 15% to 18% range. Those with scores between 700 and 749 often see 18% to 21%. Scores below 700 usually result in rates of 21% to 25% or higher. Some issuers also offer cards specifically for people rebuilding credit, which carry rates of 25% to 36% or more.

The standard APR is variable, meaning the issuer can raise it under certain conditions. If you miss a payment by 30 days or more, the card's terms usually allow the issuer to apply a penalty APR, which is higher than the standard rate and may apply to your entire balance, not just new purchases. Penalty APRs typically range from 25% to 36% and can remain in effect for six months or longer, even after you resume on-time payments.

Balance transfer cards versus new purchase cards

The lowest promotional rates are often split between two types of offers: balance transfer 0% periods and new purchase 0% periods. These are not the same, and choosing the wrong card for your situation costs money.

Balance transfer cards offer 0% APR on balances you move from another card, usually for 12 to 21 months. They charge a balance transfer fee, typically 3% to 5% of the amount transferred, paid upfront. If you transfer $10,000 at 3%, you pay $300 immediately, but you owe no interest for the promotional period. These cards are useful if you already carry debt and want to stop paying interest while you pay down the balance.

New purchase cards offer 0% APR on purchases you make after opening the account, usually for 6 to 12 months. They do not charge a transfer fee because there is no transfer — you are simply buying things on the card. These cards are useful if you need to make a large purchase and want to spread payments over several months without interest. Balances you transfer from another card do not may have access to for the new purchase 0% rate; they are charged the standard APR immediately.

Some cards offer both: 0% on balance transfers for 18 months and 0% on new purchases for 12 months. These are rare and usually require excellent credit. If you have both existing debt and upcoming expenses, a dual-offer card is the lowest-cost option, but you must track two separate promotional periods.

What happens to your rate after the promotional period ends

The moment a promotional period expires, the card's standard APR takes effect on any remaining balance. The issuer sends a notice before the expiration date — usually 15 days in advance — stating the new APR and the date it becomes effective. This notice is required by law, but it does not give you a choice; the rate change happens automatically.

If you have paid off the entire balance before the promotional period ends, you owe no interest and the rate change does not affect you. If you have a remaining balance, interest accrues daily at the new APR starting the day after the promotion ends. The issuer calculates interest using the daily balance method: they divide your APR by 365, multiply by your daily balance, and add that amount to your account each day.

You can avoid paying interest after the promotional period by paying off the balance in full before the expiration date. If you cannot pay it all off, you have a few options: transfer the remaining balance to another 0% card (if you may have access to), request a lower APR from your current issuer (some will negotiate), or accept the standard rate and pay down the balance as quickly as possible. The longer you carry a balance at the standard APR, the more interest you pay.

How credit score affects the rate you receive

Your credit score is the primary factor determining which rate you receive. Credit bureaus (Equifax, Experian, and TransUnion) calculate your score based on payment history, amounts owed, length of credit history, credit mix, and new credit inquiries. Scores range from 300 to 850; higher scores signal lower risk to lenders.

When you apply for a credit card, the issuer performs a hard inquiry — they pull your credit report and score. This inquiry appears on your credit report and can lower your score by a few points. The issuer uses this information to decide whether to approve you and what rate to offer. If you are approved, the rate you receive is locked in at that moment; the issuer does not re-check your score later to lower your rate if your credit improves.

However, the issuer can raise your rate if you miss a payment or if a promotional period ends. Some cards also include periodic rate reviews, where the issuer may increase your APR if your credit score drops or your debt increases significantly. You can request a rate reduction by calling the issuer and asking, but they are not obligated to grant it. Building and maintaining a higher credit score before applying for a card is the most reliable way to receive the lowest available rate.

Comparing cards with the lowest ongoing APR rates

If you do not may have access to for a promotional 0% offer or if you plan to carry a balance long-term, comparing standard APR rates is necessary. Cards with the lowest ongoing rates typically require a credit score of 700 or higher and offer rates starting around 15% to 17%.

When comparing cards, look at the full APR range listed in the card's terms. A card advertising "15.99% to 24.99% APR" means some applicants receive 15.99% and others receive 24.99% — you will not know which until you apply. Check the issuer's website or the card's disclosure document (called the Schumer Box) for the full range. If you have a credit score below 700, you are unlikely to receive the lowest rate in that range.

Also compare annual fees, balance transfer fees, and other charges. A card with a 17% APR and no annual fee may be cheaper than a card with a 15% APR and a $95 annual fee, depending on how much you carry and how long you keep the card. Use the card's terms to calculate the total cost of carrying a balance for one year, then compare across cards.

Frequently Asked Questions

Can I get a 0% APR card if my credit score is below 650?

Most 0% APR offers require a credit score of 670 or higher. If your score is below 650, you may not be approved for these cards at all, or you may be approved but not receive the promotional rate. Cards designed for people rebuilding credit exist, but they typically carry standard APRs of 25% to 36% and do not offer 0% promotions.

What is the difference between APR and interest rate?

APR (annual percentage rate) and interest rate are often used interchangeably for credit cards, but APR includes the interest rate plus any fees charged as part of the borrowing cost. For credit cards, the APR is the rate you see advertised and the rate that determines how much interest you pay.

If I pay my balance in full each month, does the APR matter?

No. Interest only accrues on balances you carry from one billing cycle to the next. If you pay the full statement balance by the due date each month, you pay no interest regardless of the APR. The APR only matters if you carry a balance.

Can the issuer raise my APR after I open the card?

Yes. The issuer can raise your APR if you miss a payment by 30 days or more (penalty APR), if a promotional period ends, or in some cases during periodic rate reviews. They must notify you at least 15 days before the increase takes effect. You can close the card or request a lower rate, but you cannot prevent the increase if the terms allow it.

Is there a way to keep a 0% rate after the promotional period ends?

No. Once the promotional period ends, the standard APR takes effect automatically. Your only option is to pay off the balance before the promotion expires, transfer the remaining balance to another 0% card, or accept the standard rate and pay down the balance as quickly as possible.