Loan & Mortgage Amortization Calculator

Finance & Investments

Calculate accurate monthly mortgage payments, interest breakdown, and complete amortization schedules.

Loan & Mortgage Amortization Calculator

Calculate accurate monthly mortgage payments, interest breakdown, and complete amortization schedules.

3/3 Free Daily Uses
Loan Parameters
$
Interest Rate (Annual APR)6.5%
$
Monthly Payment
$1,580.17
Principal & Interest (P&I)
Total Interest Paid
$318,861.22
Cost of borrowing
Total Loan Cost
$568,861.22
Paid over 30 years
Principal: 43.9%Interest: 56.1%
Amortization Schedule Preview
MonthPaymentPrincipalInterestEnding Balance
1$1,580.17+$226.00-$1,354.17$249,774.00
2$1,580.17+$227.23-$1,352.94$249,546.77
3$1,580.17+$228.46-$1,351.71$249,318.31
4$1,580.17+$229.70-$1,350.47$249,088.61
5$1,580.17+$230.94-$1,349.23$248,857.67
6$1,580.17+$232.19-$1,347.98$248,625.48
7$1,580.17+$233.45-$1,346.72$248,392.04
8$1,580.17+$234.71-$1,345.46$248,157.32
9$1,580.17+$235.98-$1,344.19$247,921.34
10$1,580.17+$237.26-$1,342.91$247,684.07
11$1,580.17+$238.55-$1,341.62$247,445.53
12$1,580.17+$239.84-$1,340.33$247,205.69
13$1,580.17+$241.14-$1,339.03$246,964.55
14$1,580.17+$242.45-$1,337.72$246,722.10
15$1,580.17+$243.76-$1,336.41$246,478.34
16$1,580.17+$245.08-$1,335.09$246,233.26
17$1,580.17+$246.41-$1,333.76$245,986.86
18$1,580.17+$247.74-$1,332.43$245,739.12
19$1,580.17+$249.08-$1,331.09$245,490.03
20$1,580.17+$250.43-$1,329.74$245,239.60
21$1,580.17+$251.79-$1,328.38$244,987.81
22$1,580.17+$253.15-$1,327.02$244,734.66
23$1,580.17+$254.52-$1,325.65$244,480.13
24$1,580.17+$255.90-$1,324.27$244,224.23
25$1,580.17+$257.29-$1,322.88$243,966.94
26$1,580.17+$258.68-$1,321.49$243,708.26
27$1,580.17+$260.08-$1,320.09$243,448.18
28$1,580.17+$261.49-$1,318.68$243,186.68
29$1,580.17+$262.91-$1,317.26$242,923.78
30$1,580.17+$264.33-$1,315.84$242,659.44
31$1,580.17+$265.76-$1,314.41$242,393.68
32$1,580.17+$267.20-$1,312.97$242,126.47
33$1,580.17+$268.65-$1,311.52$241,857.82
34$1,580.17+$270.11-$1,310.06$241,587.72
35$1,580.17+$271.57-$1,308.60$241,316.15
36$1,580.17+$273.04-$1,307.13$241,043.10

Showing first 36 months of 360 total payments. Export CSV to view the entire schedule.

Tool Overview & Guide

What is Loan & Mortgage Amortization Calculator?

Calculate accurate monthly loan and mortgage payments, total interest costs, and full repayment amortization schedules. 100% private, instant, and in-browser.

Technical Specifications & Supported Formats
Processing Engine:Client-side Native JavaScript & WebAssembly
Privacy & Security:100% In-Browser (Zero File Upload)
Supported Formats:All Standard Formats & Code Text
Max File Limit:100 MB

How to use Loan & Mortgage Amortization Calculator

3 simple steps to complete your task directly in your browser:

  1. Enter Loan Amount

    Specify the total principal borrowed for your home mortgage, car loan, or personal loan.

  2. Set Interest Rate & Term

    Input the annual interest rate (APR %) and repayment term in years or months.

  3. Add Optional Extra Payments

    Test how much time and interest you save by adding regular extra monthly principal payments.

Common uses

  • Homebuyers & Mortgages: Estimate fixed-rate monthly mortgage payments and total interest over 15 or 30 years.
  • Auto Financing: Compare car loan terms and calculate total vehicle financing costs.
  • Debt Payoff Strategy: Discover how extra monthly payments accelerate your debt-free date.
  • Financial Planning: Budget monthly expenses and loan commitments accurately.

Why choose VersaTools

100% private

Your files are processed inside your browser and are never uploaded to a server.

Free, no account

No sign-up, no watermark, no paywalled “premium” tier. Just open a tool and use it.

Instant

No upload, no queue, no server round-trip — work starts the moment you drop a file.

Runs in your browser

Built on open web standards. Works on any modern desktop browser, nothing to install.

No upload size caps

Nothing leaves your device, so there’s no server file-size limit — only your machine’s memory.

Yours to keep

Results download straight to your device in clean, standard file formats.

Frequently asked questions

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