Debt Consolidation Calculator
Compare your current debts against rolling them into one new consolidation loan.
These calculators are for informational purposes only and do not constitute financial, legal, or tax advice.
your estimated savings — all in one place, before you apply for anything.
you’d pay with one new consolidation loan. It’s a way to combine multiple debts into a single monthly payment
— but consolidation doesn’t automatically save money. Whether it helps depends on your new interest rate,
loan term, and any fees, which is exactly what the calculator is built to show you.
If you’re juggling a few credit cards, a personal loan, or other balances every month, keeping track of due
dates and interest rates can get overwhelming fast. Debt consolidation is the process of combining several
debts into one new loan, so instead of making separate payments to separate lenders, you make a single monthly
payment. People consolidate debt for a few common reasons: to simplify their bills, to try to reduce interest
payments, or to lower monthly payments. The Debt Consolidation Calculator — you can also think of
it as a debt consolidation loan calculator — lets you compare
those two paths side by side using your actual numbers, so you can see whether consolidating actually makes
financial sense for your situation before you commit to anything.
A debt consolidation calculator is a tool that combines multiple debts into a single repayment plan and
estimates what that plan would look like compared with paying each debt off separately. Instead of manually
working out interest across several accounts, you enter your existing balances and a potential new
consolidation loan, and the calculator does the math for you.
Specifically, this debt consolidation savings calculator estimates:
- New monthly payment — what you’d pay each month under the new consolidation loan.
- Total interest — how much interest you’d pay over the life of the new loan, compared with your current debts.
- Repayment period — the loan term you enter for the new consolidation loan.
- Potential savings — the difference between what you’d pay in interest currently and what you’d pay under the new loan.
The goal isn’t to tell you whether to consolidate — it’s to give you a clear, side-by-side comparison so you can
decide for yourself. Think of it as a debt repayment calculator built specifically for comparing “many debts” against “one new loan.”
At a basic level, debt consolidation follows the same general process for most borrowers:
payments every month. If you take out a $20,000 consolidation loan (plus any fees) and use it to pay off all
three, you’re left with one loan and one monthly due date instead of three.
Here’s what each field in the calculator generally represents:
| Calculator Field | Explanation |
|---|---|
| Current debts | The total amount you owe across each existing debt you’re entering. |
| Interest rates | The annual interest rate (APR) currently charged on each existing debt. |
| Monthly payments | What you’re currently paying each month toward each existing debt. |
| Consolidation loan amount | The balance of the new loan, generally your total debt plus any financed fees. |
| New interest rate | The APR you’d be offered on the new consolidation loan. |
| Loan term | How many years you’d take to repay the new consolidation loan. |
| Fees | Loan origination or transfer fees, often added to the loan’s starting balance. |
Once you enter these values, the calculator estimates your current total interest by working out how each
existing debt would be paid off on its own, and estimates your new loan’s monthly payment and total interest
using the consolidation rate, term, and fees you provide. It then compares the two so you can see your estimated
savings — or, in some cases, whether consolidating would actually cost more.
The calculator relies on standard, widely used loan and interest formulas. The new monthly payment formula for
an amortizing loan is:
Where M is the new monthly payment, P is the consolidation loan principal
(your total debt plus any financed fees), r is the monthly interest rate (the new APR divided
by 12), and n is the total number of monthly payments (the loan term in years multiplied by 12).
The total interest formula follows directly from the monthly payment:
Finally, the interest savings formula compares the two paths:
This last figure is intentionally allowed to be negative in the calculator’s results. That’s not a bug — a
longer loan term at a similar or only slightly lower rate can sometimes cost more in total interest even while
lowering your monthly payment, and the calculator is designed to show that clearly rather than hide it.
Here’s a realistic example using three common debts. The minimum payments below are stated assumptions for this
illustration — your calculator results will reflect the actual payments you enter.
| Debt | Balance | APR | Assumed Payment |
|---|---|---|---|
| Credit Card 1 | $8,000 | 24% | $200 |
| Credit Card 2 | $5,000 | 20% | $125 |
| Personal Loan | $7,000 | 14% | $163 |
| Total Debt | $20,000 | — | $488 |
With a consolidation loan at 10% APR over a 5-year term and a 3% origination fee (financed into the loan, adding
$600 to the $20,000 balance for a $20,600 principal), here’s how the two paths compare:
| Metric | Current Debts (Paid Separately) | Consolidation Loan |
|---|---|---|
| Monthly payment | $488.00 | $437.69 |
| Total interest paid | $14,332.97 | $5,661.35 |
In this specific scenario, consolidating would lower the monthly payment by about $50.31 and reduce total
interest paid by an estimated $8,671.63, largely because the credit cards’ 24% and 20% rates are being replaced
with a single 10% rate. This is one illustrative example, not a universal outcome — your actual savings depend
entirely on the rates, balances, and terms you enter.
Debt consolidation tends to make more sense in situations like these:
- You’re carrying high-interest credit card debt that could realistically be replaced with a lower rate.
- You have several monthly payments and want to simplify down to one.
- You have a strong enough credit score to qualify for a meaningfully lower interest rate.
- You have stable income and can reliably make the new consolidated payment going forward.
On the other hand, debt consolidation may not be the best option if your new interest rate wouldn’t actually be
lower than what you’re paying now, if fees would offset most of the potential savings, if you’re not confident
you can avoid running up new balances on paid-off accounts, or if a very long loan term would increase your
total interest cost despite a smaller monthly payment. This is exactly the kind of trade-off the calculator is
designed to help you see clearly before you decide.
| Strategy | Best For | Pros | Cons |
|---|---|---|---|
| Debt consolidation | Multiple debts | One payment, potentially lower rate | Fees, may extend repayment period |
| Debt avalanche | High-interest debt | Generally minimizes total interest | Can feel slow if the highest-rate debt has a large balance |
| Debt snowball | Motivation-based repayment | Early wins can build momentum | May cost more in interest than avalanche |
| Balance transfer | Credit card debt | Can offer a low or 0% introductory rate | Often has transfer fees and a limited promotional period |
| Debt settlement | Severe financial hardship | May reduce total amount owed | Can significantly damage credit and may have tax implications |
None of these approaches is automatically the right choice for everyone. Debt consolidation tends to fit
situations with multiple debts and a realistic path to a lower rate; the debt avalanche and debt snowball
methods work with your existing debts as-is rather than requiring a new loan; a balance transfer can help with
credit card debt specifically if you qualify for a strong promotional rate; and debt settlement is generally a
more serious step reserved for significant financial hardship, given its potential impact on your credit.
Several variables influence whether — and how much — you might save by consolidating:
- Credit score — generally a bigger factor in the interest rate you’re offered on a new loan.
- Interest rates — both your current rates and the new consolidation rate directly drive the comparison.
- Loan terms — a longer term can lower your monthly payment but increase total interest.
- Monthly payments — how much you’re currently paying affects how quickly your existing debts would be paid off on their own.
- Fees — origination or transfer fees add to what you owe and can reduce net savings.
- Existing debt balances — larger balances amplify both the potential savings and the potential added cost of a longer term.
What is debt consolidation?
Does debt consolidation hurt your credit score?
Is debt consolidation a good idea?
How much can I save by consolidating debt?
What credit score is needed for debt consolidation?
Can I consolidate credit card debt?
Can I consolidate student loans?
Is debt consolidation the same as refinancing?
Are debt consolidation loans secured?
How long does debt consolidation take?
Will my monthly payment always go down with debt consolidation?
Can total interest go up even if my payment goes down?
Do I need good credit to qualify for a low consolidation rate?
What happens to my old accounts after consolidation?
Is debt consolidation the same as debt settlement?
- A debt consolidation calculator compares your current debts against one new consolidation loan using your actual balances, rates, and terms.
- Consolidation can lower your monthly payment and reduce interest — but only if the new rate, term, and fees actually work in your favor.
- A lower monthly payment doesn’t always mean lower total cost; a longer term can increase total interest even as the payment drops.
- Debt consolidation is one of several debt reduction strategies, alongside the debt avalanche, debt snowball, balance transfers, and debt settlement.
- Your credit score, the new interest rate, the loan term, and any fees are the biggest factors driving your potential savings.
Balance Transfer Calculator →
Credit Card Payoff Calculator →
Results are estimates based on the information you enter, and actual loan offers, rates, fees, and terms will
vary by lender and by your individual credit profile. Consider reviewing your full financial picture, and
consult a qualified financial professional for guidance specific to your situation.
