Mortgage & Loan Calculator Widget — HTML + CSS + JS

👁 LIVE DEMO — try it yourself:

https://codex-mortgage-demo.netlify.app

🏠 Embeddable mortgage & loan calculator for real estate websites.

Pure HTML + CSS + JS. No dependencies. No monthly fees.

✅ Live sliders: home price, down payment (%), interest rate

✅ 15 / 20 / 30 year loan terms

✅ Monthly payment (principal & interest)

✅ Total interest + total loan cost

✅ Animated principal-vs-interest breakdown bar

✅ Mobile-first responsive design

✅ Embeds into ANY website in 5 minutes

✅ README with embed guide + commercial license

Perfect for: realtors, mortgage brokers, loan officers,

real estate bloggers, financial advisors.

💰 $15 once (launch week, regular $29) —

cheaper than one coffee with a client!