FOR WEBMASTERS & BLOGGERS

Free Embeddable Calculator Widgets

Engage your readers, lower your bounce rate, and add high-utility interactive tools to your website. 100% free, responsive, and easy to embed with a single line of HTML.

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Instant & Fast Loading

Lightweight sandboxed iframes optimized with zero external bloat. Loads in under 200ms without slowing down your Core Web Vitals.

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100% Responsive Design

Adapts seamlessly to phones, tablets, and desktop sidebars. Fits neatly into full-width article bodies or narrow 300px sidebars.

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725+ Tools Available

Every single calculator on TryCalc can be embedded! Simply replace the ID in the iframe snippet with any of our 725 calculator slugs.

Featured Popular Widgets
Finance & Real Estate
Mortgage & Amortization Widget

Ideal for real estate agents, home builders, and mortgage brokers. Computes monthly P&I, total interest, and loan payoffs.

HTML EMBED SNIPPET:
<iframe src="https://trycalc.net/embed/mortgage" width="100%" height="720" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);" title="Mortgage & Amortization Widget"></iframe> <p style="font-size:12px;color:#64748b;margin-top:6px;text-align:right;">Powered by <a href="https://trycalc.net/calculators/mortgage" target="_blank" rel="noopener noreferrer" style="color:#4f46e5;font-weight:600;text-decoration:none;">TryCalc</a></p>
Health & Fitness
BMI & Health Metric Widget

Essential for personal trainers, nutritionists, and wellness blogs. Computes BMI, WHO weight category, and target weight.

HTML EMBED SNIPPET:
<iframe src="https://trycalc.net/embed/bmi" width="100%" height="680" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);" title="BMI & Health Metric Widget"></iframe> <p style="font-size:12px;color:#64748b;margin-top:6px;text-align:right;">Powered by <a href="https://trycalc.net/calculators/bmi" target="_blank" rel="noopener noreferrer" style="color:#4f46e5;font-weight:600;text-decoration:none;">TryCalc</a></p>
Finance & Banking
Auto & Personal Loan Widget

Perfect for auto dealerships, peer-to-peer lenders, and personal finance portals. Calculates monthly payments and total payback.

HTML EMBED SNIPPET:
<iframe src="https://trycalc.net/embed/loan-calculator" width="100%" height="680" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);" title="Auto & Personal Loan Widget"></iframe> <p style="font-size:12px;color:#64748b;margin-top:6px;text-align:right;">Powered by <a href="https://trycalc.net/calculators/loan-calculator" target="_blank" rel="noopener noreferrer" style="color:#4f46e5;font-weight:600;text-decoration:none;">TryCalc</a></p>
Fitness & Nutrition
Daily Calorie & TDEE Widget

Calculates BMR and total daily energy expenditure based on Mifflin-St Jeor equation across activity levels.

HTML EMBED SNIPPET:
<iframe src="https://trycalc.net/embed/calorie-calculator" width="100%" height="720" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);" title="Daily Calorie & TDEE Widget"></iframe> <p style="font-size:12px;color:#64748b;margin-top:6px;text-align:right;">Powered by <a href="https://trycalc.net/calculators/calorie-calculator" target="_blank" rel="noopener noreferrer" style="color:#4f46e5;font-weight:600;text-decoration:none;">TryCalc</a></p>
Construction & DIY
Concrete Slab & Footing Volume Widget

Calculates cubic yards, cubic meters, and 60/80lb cement bag counts for contractors, patio builders, and landscapers.

HTML EMBED SNIPPET:
<iframe src="https://trycalc.net/embed/concrete" width="100%" height="680" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);" title="Concrete Slab & Footing Volume Widget"></iframe> <p style="font-size:12px;color:#64748b;margin-top:6px;text-align:right;">Powered by <a href="https://trycalc.net/calculators/concrete" target="_blank" rel="noopener noreferrer" style="color:#4f46e5;font-weight:600;text-decoration:none;">TryCalc</a></p>
Math & Everyday
Percentage, Discount & Markup Widget

Fast multi-mode percentage solver for eCommerce merchants, teachers, and accounting blogs.

HTML EMBED SNIPPET:
<iframe src="https://trycalc.net/embed/percentage-calculator" width="100%" height="640" frameborder="0" style="border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);" title="Percentage, Discount & Markup Widget"></iframe> <p style="font-size:12px;color:#64748b;margin-top:6px;text-align:right;">Powered by <a href="https://trycalc.net/calculators/percentage-calculator" target="_blank" rel="noopener noreferrer" style="color:#4f46e5;font-weight:600;text-decoration:none;">TryCalc</a></p>
How to Embed Any Calculator on WordPress, Webflow, Shopify, or Custom HTML

Embedding a calculator takes less than 60 seconds. Follow these 3 simple steps:

1
Find the Calculator Slug

Browse any of our 725 calculators and copy its URL slug (e.g. mortgage, calorie-calculator, or auto-loan).

2
Paste the Iframe Code into Your CMS

In WordPress, add a Custom HTML block and paste the snippet. In Shopify or Webflow, add an Embed Component.

3
Publish & Enjoy Live Calculations

The widget instantly becomes live and calculates results natively inside your page with zero maintenance required on your end.