About the Balance Transfer Calculator
Is a 0% balance transfer worth it? Compare interest on your current card with the transfer fee and promo period.
Also known as: balance transfer savings, 0% apr transfer, balance transfer fee.
How to use this calculator
- Enter balance to transfer, current apr, transfer fee, promo apr and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Savings = interest on current card − (fee + interest on new card)
Worked example
Using the values pre-filled in the calculator above:
- Balance to transfer = 6,000
- Current APR = 23 %
- Transfer fee = 3 %
- Promo APR = 0 %
- Promo length = 15 months
- APR after promo = 21 %
- Monthly payment = 400
the calculator returns:
- Savings: 959.17
- Cost with transfer (fee + interest): 183.15
- Interest if you stay: 1,142.32
- Payoff time with transfer: 1 yr 4 mo