Amortization Calculator

Use this calculator to estimate monthly payment and total paid on an amortizing loan.

What this calculator does

The amortization calculator helps borrowers understand loan repayment over time.

It is useful for:

• loan planning
• repayment forecasting
• budgeting
• mortgage and finance analysis

Amortization Formula

Monthly loan payments are calculated using the amortization formula based on:

• principal
• rate
• term

The calculator then estimates:

• monthly payment
• total paid over the loan term

Example calculation

If:

• Loan amount = 100000
• Annual rate = 6%
• Term = 20 years

Then the calculator estimates the monthly payment and the total paid over the full term.

What is amortization?

Amortization is the process of paying off a loan over time through regular payments.

Each payment usually includes:

• interest
• principal repayment

Why amortization matters

Amortization helps borrowers:

• understand loan affordability
• estimate total repayment cost
• compare different loan terms
• plan long-term financing

When to use this calculator

Use this calculator when you want to:

• estimate monthly payments
• compare loan terms
• understand total repayment cost
• evaluate financing options

Common mistakes

Common mistakes include:

• overlooking total cost over the life of the loan
• focusing only on monthly payment
• ignoring rate changes on variable loans
• forgetting fees and insurance

Amortization vs loan interest

These are related but different.

• Amortization looks at the repayment structure over time
• Loan interest looks more directly at borrowing cost

Related calculations

You may also want to use:

• Loan Payment Calculator
• Loan Interest Calculator
• Payback Period Calculator

FAQs

What is amortization?

Amortization is the process of repaying a loan over time with regular payments.

What does an amortization calculator do?

It estimates monthly payment and total paid over the loan term.

Why is amortization important?

It helps borrowers understand affordability and long-term loan cost.

What is the difference between amortization and simple interest?

Amortization reflects structured repayment over time, while simple interest is a simpler borrowing-cost method.