Balance Transfer Calculator

Use this calculator to compare your current card with a balance transfer offer. See how fees, interest, and payoff time can change before you decide.

Start with your situation

A balance transfer can help if you have high-interest credit card debt and a clear payoff plan.

It may help less if the transfer fee is high, the promotional period is short, or you are not sure how much you can pay each month.

This calculator helps you compare both paths before you move a balance.

You have a high rate now

This tool helps you see if moving the balance could lower your interest cost.

You can make steady payments

A balance transfer works best when you can keep paying enough each month.

You want to compare both paths

Use the calculator to compare staying on your current card with moving the balance.

You want a clearer next step

This page helps you decide whether a balance transfer fits your payoff plan right now.

On this page

How balance transfers work

You move debt to a new card

A balance transfer moves debt from one credit card to another. The goal is usually to lower interest for a limited time.

The low rate does not last forever

Many offers have a temporary low rate for a set number of months. After that, the regular rate usually applies.

You may pay a fee up front

Most balance transfer offers charge a fee. The move only helps if the interest savings are greater than that cost.

Your payment plan still matters

A lower rate can help, but you still need to make steady payments. The goal is to pay down as much as you can before the promotional period ends.

You may pay interest later

If you still have a balance after the promotional period, the remaining amount usually starts accruing interest at the regular rate.

Use the balance transfer calculator

Enter your credit card balance

Type the amount you still owe on the credit card you want to compare.

Add balance

Enter your current interest rate

Add the interest rate on your current card so you can compare the cost of keeping the balance where it is.

Enter current rate

Enter the balance transfer rate

Add the temporary interest rate offered by the new card.

Enter transfer rate

Enter the transfer fee

Many balance transfer cards charge a fee. Add it so the comparison is more realistic.

Enter fee

Enter the promotional period

Add how many months the low rate lasts.

Enter promo period

Enter your monthly payment

Use a monthly payment you can realistically keep making, not just your best-case number.

Enter payment

Compare both options

See whether the balance transfer may save money, reduce interest, or help you pay off the balance sooner.

See comparison
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Total savings with balance transfer:
Balance transfer total cost:
Current card total cost:
Balance transfer payoff time:
Current card payoff time:
Balance transfer total interest and fees:
Current card total interest:
Result summary:

This is an estimate. Results assume your rates, fee, promo period, and monthly payment stay the same.

Balance transfer vs. staying on your current card

A balance transfer can lower interest for a while, but it is not always the cheaper option. Compare the fee, the promo period, and the total cost before you decide.

You may pay less interest vs.

A lower promotional rate can reduce how much interest builds each month.

You may pay a fee first

Most balance transfers charge an upfront fee, so the savings need to be bigger than that cost.

You can get a clear payoff window vs.

A promo period gives you a set time to pay down the balance.

Your current card has no deadline

Staying put may be simpler, but it can take longer if the rate stays high.

It can help if you pay steadily vs.

This option works best when you can keep making regular payments during the promo period.

It can cost more if you wait too long

If the balance is still there after the promo period, the regular rate usually starts again.

It may shorten payoff time vs.

Lower interest can help more of each payment go toward the balance.

It may not help if the fee is too high

A large transfer fee can cancel out part of the benefit.

Good for a simple comparison vs.

This section helps you see the tradeoff without guessing.

Good for staying flexible

Keeping the balance where it is may fit better if your payment plan is not ready yet.

Common balance transfer mistakes

A balance transfer can save money, but small mistakes can reduce the benefit. Watch for these common problems before you decide.

Ignoring the transfer fee: A lower rate does not always mean a lower total cost. If the fee is too high compared with the interest you avoid, the transfer may not save much money.

Not paying enough before the promotional period ends: A balance transfer works best when you use the low-rate window to make real progress. If you still carry a large balance after the promotional period, interest can start building again at the regular rate.

‍Using the new card for more spending: New purchases can make it harder to pay down the transferred balance. They may also start accruing interest sooner than you expect.

‍Missing the transfer timing rules: Some offers require you to complete the transfer within a set window after opening the card. If you miss that deadline, you may lose the best promotional terms.

Thinking the transfer fixes the problem by itself: A balance transfer can create breathing room, but it does not replace a payoff plan. The real savings come from using the lower-rate period to reduce the debt.

Balance transfer calculator FAQ

Is a balance transfer worth it?

A balance transfer may be worth it if the interest you avoid is greater than the transfer fee and you can pay down enough of the balance before the promotional period ends.

Do balance transfers have fees?

Many balance transfer offers charge an upfront fee, often based on a percentage of the amount transferred. That fee needs to be part of the math when you compare options.

What happens when the promotional rate ends?

If you still have a balance left, the remaining debt usually starts accruing interest at the card’s regular rate after the promotional period ends.

Can a balance transfer help pay off debt

It can help if the lower promotional rate gives you more of each payment going toward principal instead of interest, but you still need a realistic payoff plan.

What do I need to use the balance transfer calculator?

You will usually need your current balance, current annual percentage rate (APR), transfer fee, promotional rate period, and planned monthly payment.

Still comparing your payoff options?

If a balance transfer does not look like the best fit, use the main guide or try the main payoff calculator before you decide.