Webmaster & Developer Resource

Free Financial Calculator Widgets for Your Website

Boost your website’s user engagement and dwell time with responsive, mobile-optimized financial calculators. 100% free, updated for FY 2026-27, zero third-party branding ads, and simple 1-line HTML iframe integration.

100% Free & Clean

No popup ads, zero tracking pixels, and ultra-fast edge loading. Designed to keep your visitors on your site longer.

Works on Any Platform

Compatible with WordPress (Custom HTML block), Webflow, Ghost, Wix, Squarespace, Next.js, and static HTML pages.

Always Up-to-Date

Tax slabs (Budget FY 2026-27), EPF rates, and RBI benchmark calculations update automatically inside the widget.

Popular Embeddable Calculators

Copy the HTML snippet directly into your CMS or template.

Customize colors & sizes
InvestmentPreview

SIP Return Calculator Widget

Interactive monthly investment compounding slider with year-wise corpus projection.

Embed HTML Code:
<iframe src="https://fincalculator.in/embed/sip" width="100%" height="520" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;overflow:hidden;" loading="lazy"></iframe>
<p style="font-size:12px;color:#64748b;margin-top:6px;">Powered by <a href="https://fincalculator.in" target="_blank" style="color:#2563eb;text-decoration:none;">FinCalculator.in</a></p>
LoansPreview

Home Loan & Personal EMI Widget

Instant monthly EMI, interest outflow, and total loan repayment breakdown.

Embed HTML Code:
<iframe src="https://fincalculator.in/embed/emi" width="100%" height="520" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;overflow:hidden;" loading="lazy"></iframe>
<p style="font-size:12px;color:#64748b;margin-top:6px;">Powered by <a href="https://fincalculator.in" target="_blank" style="color:#2563eb;text-decoration:none;">FinCalculator.in</a></p>
Tax & SalaryPreview

In-Hand Monthly Salary Calculator Widget

Converts annual CTC into net monthly in-hand take home after PF and income tax deductions.

Embed HTML Code:
<iframe src="https://fincalculator.in/embed/salary-calculator" width="100%" height="560" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;overflow:hidden;" loading="lazy"></iframe>
<p style="font-size:12px;color:#64748b;margin-top:6px;">Powered by <a href="https://fincalculator.in" target="_blank" style="color:#2563eb;text-decoration:none;">FinCalculator.in</a></p>
Government SchemesPreview

Public Provident Fund (PPF) Widget

Official 7.1% government PPF interest rate compounding with 15-year maturity wealth chart.

Embed HTML Code:
<iframe src="https://fincalculator.in/embed/ppf-calculator" width="100%" height="520" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;overflow:hidden;" loading="lazy"></iframe>
<p style="font-size:12px;color:#64748b;margin-top:6px;">Powered by <a href="https://fincalculator.in" target="_blank" style="color:#2563eb;text-decoration:none;">FinCalculator.in</a></p>

How to Embed in 3 Simple Steps

1. Select Your Tool

Choose from SIP, EMI, Salary, Tax, PPF, or any of our 50+ calculation modules.

2. Copy the Snippet

Copy the iframe code with preset dimensions (100% width adapts seamlessly to mobile screens).

3. Paste in Your Post

In WordPress, add a 'Custom HTML' block and paste the code. Publish your post!