Credit & Debt
Loan Repayment Calculator for Multiple Loans: Compare Payoff Order and Monthly Payments
Organize multiple loans by balance, APR, and payment so you can choose a payoff order that saves interest and stress.
Quick answer: start with the loan that changes the math fastest
When you have more than one loan, the question is not just, “What do I owe?”
The better question is, “Which balance is costing me the most right now?”
Start with three numbers for each loan: balance, APR, and monthly payment. APR means the yearly cost of borrowing money. If one loan has a 12% APR and another has a 6% APR, the 12% loan is louder. It is charging rent on your stress.
Use the multiple-loan calculator on this page first. Add each loan. Then look at the total monthly payment, total interest, payoff date, and payoff order.
With the sample numbers in the calculator, you have $28,000 of debt. The combined payment is $700 per month. The simple payoff estimate shows about $4,784 in interest and a payoff timeline near 51 months.
That is the part people often miss. Debt is not only the amount you borrowed. It is also the time you rent that borrowed money.
Use the multiple-loan calculator first
The calculator works best when you use numbers from your real loan statements.
Enter each loan name, current balance, APR, and monthly payment. Do not use the original loan amount unless that is still what you owe. Lenders love old numbers. Your budget needs today’s numbers.
Here is what each result means:
- Combined monthly payment: what leaves your checking account each month.
- Total interest: the extra money you pay for borrowing.
- Payoff date: when the last loan should be gone.
- Payoff order: which balance may finish first under the current payment plan.
Use the calculator as a planning tool. Your lender’s final payoff quote can differ. Daily interest, fees, and payment dates can shift the final number.
Tiny detail. Big irritation. Finance has a gift for making tiny details expensive.
Example: three loans, one monthly plan
Here is the default example from the calculator.
| Loan | Balance | APR | Monthly payment | Rough payoff | Rough interest |
|---|---|---|---|---|---|
| Loan A | $15,000 | 8% | $350 | 51 months | $2,724 |
| Loan B | $8,000 | 6% | $200 | 45 months | $948 |
| Loan C | $5,000 | 12% | $150 | 41 months | $1,112 |
| Total | $28,000 | — | $700 | 51 months | $4,784 |
Loan C has the smallest balance, but it has the highest APR. That matters.
A 12% APR loan grows faster than an 8% loan. So even though Loan C is only $5,000, it deserves attention. Small does not always mean harmless. Mosquitoes understand this better than banks do.
The sample plan pays $700 per month. If you only make those payments, the last loan is gone in about 51 months. That is a little over four years.
Now you can make a real choice. Not a vague “I should do better” choice. A number choice.
Which loan should you pay off first?
If your goal is to pay the least interest, start with the highest APR. That method is called the debt avalanche.
Avalanche sounds dramatic. It is just math with a coat on.
You pay every minimum first. Then you put extra money toward the highest APR loan. When that loan is gone, you roll its payment into the next target.
In the sample, Loan C has a 12% APR. Loan A has 8%. Loan B has 6%. The avalanche order starts with Loan C.
If your goal is motivation, start with the smallest balance. That method is called the debt snowball. You get one quick win, then roll that payment into the next smallest balance.
Snowball can cost a little more interest. But if it keeps you going, it may still be the better plan. The perfect plan you quit is not perfect. It is just a spreadsheet with better lighting.
Avalanche vs snowball: same goal, different brain chemistry
Both methods work because they stop you from spreading extra money everywhere.
Spreading $50 across five loans feels fair. It is also slow. Extra money works harder when it has one job.
Using the sample loans, here is what happens if you roll payments forward and add $200 extra each month.
| Strategy | Monthly debt budget | Payoff time | Total interest | First target |
|---|---|---|---|---|
| Current separate payments | $700 | about 51 months | about $4,784 | none |
| Avalanche with $200 extra | $900 | about 35 months | about $3,316 | Loan C |
| Snowball with $200 extra | $900 | about 35 months | about $3,388 | Loan C |
In this example, both extra-payment plans finish about 16 months sooner than the simple plan. Avalanche saves about $72 more than snowball.
That is not life-changing money by itself. But the bigger win is this: the debt is gone more than a year earlier. That is 16 months of payments you get back.
A raise feels nice. A bill disappearing feels like oxygen.
What an extra payment can change
An extra payment is money above the required monthly payments.
If your required payments total $700 and you add $200, your debt budget becomes $900. The trick is to aim that extra $200 at one loan at a time.
Do not send extra money before you pay every minimum. Late fees are undefeated little goblins. They turn good plans into expensive chaos.
Use this order:
- Pay every minimum.
- Pick the target loan.
- Send all extra money to that one loan.
- When it is paid off, roll its old payment into the next loan.
- Repeat until the debt is gone.
In the sample, adding $200 per month and rolling payments forward cuts the timeline from about 51 months to about 35 months. It also cuts interest from about $4,784 to about $3,316 with avalanche.
That is about $1,468 less interest.
That is not magic. It is just less time for interest to eat.
When minimum payments are not enough
A minimum payment can be useful. It can also be a trap wearing polite shoes.
Check the monthly interest first. Use this rough formula:
Balance × APR ÷ 12 = monthly interest.
If you owe $5,000 at 24% APR, the monthly interest is about $100. If your payment is $75, your balance can grow. You are not paying down debt. You are feeding it snacks.
That is why the payment amount matters. A low payment may feel safe this month. But it can cost more over time.
If one loan barely moves, raise that payment if you can. If you cannot, look for a lower APR, a hardship plan, or a budget change that frees up cash.
Should you consolidate multiple loans?
Consolidation means you replace several loans with one new loan.
It can help if the new APR is lower, the fees are small, and the payment fits your budget. It can also make life simpler. One bill is easier to track than five little financial raccoons in a trench coat.
But consolidation can hurt if it stretches the debt too long.
For example, moving $28,000 into a lower payment may feel good. But if the new term runs seven years, you may pay more total interest. Lower payment does not always mean lower cost.
Before you consolidate, compare three numbers:
- New APR.
- New monthly payment.
- Total interest over the full term.
If the new loan lowers stress and lowers total cost, good. If it only hides the cost inside a longer timeline, be careful.
What to check next
Before you choose a payoff plan, check these items:
- Your real monthly budget after rent, food, utilities, gas, and savings.
- A small emergency cushion, even $500 to $1,000.
- Each lender’s payoff quote.
- Whether extra payments go to principal. Principal means the balance you actually owe.
- Whether any loan has a prepayment fee.
- Your autopay dates, so one late payment does not wreck the plan.
Then come back after one balance changes. A debt plan is not a tattoo. You can update it.
Frequently asked questions
How do I calculate payoff for multiple loans?
List each balance, APR, and monthly payment. Add them to the calculator. It will estimate your combined payment, interest, payoff date, and payoff order.
For example, $15,000 at 8%, $8,000 at 6%, and $5,000 at 12% gives $28,000 total debt. With $700 per month, the rough interest is about $4,784.
Which loan should I pay first?
Pay the highest APR first if you want to save the most interest. Pay the smallest balance first if you need a quick win to stay motivated.
In the sample, Loan C has the highest APR at 12%. That makes it the first avalanche target.
Is avalanche or snowball better?
Avalanche usually saves more money. Snowball can feel better because you clear smaller balances sooner.
With the sample and $200 extra per month, avalanche saves about $72 more interest than snowball. Both finish around 35 months.
How much extra should I pay each month?
Start with an amount you can repeat. Even $50 can help. But do not use grocery money or rent money. Debt freedom is not useful if it creates a new crisis by Thursday.
If you can add $200 to the sample plan, the payoff estimate drops from about 51 months to about 35 months.
Should I consolidate multiple loans?
Maybe. Consolidate if the new loan lowers your APR, keeps fees low, and does not stretch the payoff too far.
Do not judge only by monthly payment. A lower payment over a longer term can cost more.
Why does my payoff date not match my lender?
The calculator estimates. Lenders use exact daily interest, posting dates, fees, and payoff rules.
Use the calculator to plan. Use the lender payoff quote before sending final payoff money.
Can I include credit cards and student loans together?
Yes, for planning. Use the current balance, APR, and payment for each account.
Just remember that credit cards can change faster because new charges and variable rates can move the balance.
What if my minimum payment barely covers interest?
Treat that as a warning. If a $5,000 balance at 24% costs about $100 in monthly interest, a $75 payment is not enough.
Raise the payment, lower the APR, or call the lender before the balance grows.