Free Calculator Widgets – Build ROI, Pricing & Savings Calculators (No Code) | Embeddable
Free Calculator Widget for Your Website
Create custom calculator widgets in minutes with AI. Build mortgage calculators, ROI calculators, pricing tools, savings calculators, and more. Embed anywhere, no coding needed.
Create Your Free Calculator Browse Templates
Calculator Widget Templates
Choose a template and customize it with AI, or start from scratch and build exactly what you need.
1. BMI Calculator
Calculate Body Mass Index with height and weight inputs. Provides BMI value and health category classification.
BMI Calculator
Calculate your Body Mass Index and discover your health classification
Unit System
Metric Imperial
Height
Weight
Calculate BMI Reset
BMI Classification
- Underweight: BMI < 18.5
- Normal Weight: BMI 18.5 - 24.9
- Overweight: BMI 25 - 29.9
- Obese: BMI ≥ 30
BMI is a screening tool. Consult a healthcare professional for personalized advice.
Use This Template
2. ROI Calculator
A ROI calculator widget that helps businesses calculate potential savings from switching to our SaaS platform.
Calculate Your ROI
See how much your business saves by switching to our platform
Your Current Setup
- Current Monthly Software Cost
- Team Size
- Hours on Manual Tasks / Person / Week
- Average Hourly Rate
- Our Platform Monthly Cost
Monthly Cost Comparison
| Total Monthly Spend | Before | After |
|---|---|---|
| $19.3k | $7.4k |
You save $11.9k/mo · $142.7k/yr
3. Tip Calculator
Calculate tips and split bills with bill amount, tip percentage, and number of people. Shows tip amount and total per person.
Tip Calculator
- Bill Amount
- Tip Percentage
- Number of People
4. Mortgage Calculator
Calculate monthly mortgage payments with loan amount, interest rate, and term. Shows total interest paid and amortization breakdown.
Mortgage Calculator
Calculate your monthly mortgage payment
5. ROI Calculator
Calculate return on investment with initial investment, final value, and time period. Displays ROI percentage and profit/loss.
ROI Calculator
Calculate your return on investment
6. Loan Calculator
Calculate loan payments with principal, interest rate, and term. Shows monthly payment, total interest, and payment schedule.
Loan Calculator
Calculate your monthly payments and view a detailed amortization schedule
Payment Schedule
| Payment # | Payment | Principal | Interest | Balance |
|---|---|---|---|---|
| 1 | $408.54 | $179.38 | $229.17 | $49,820.62 |
| 2 | $408.54 | $180.20 | $228.34 | $49,640.43 |
| 3 | $408.54 | $181.02 | $227.52 | $49,459.40 |
7. Savings Calculator
Calculate savings growth with initial deposit, monthly contributions, interest rate, and time. Shows total savings and interest earned.
Savings Growth Calculator
8. Conversion Rate Calculator
Calculate your website's conversion rate and compare to industry benchmarks.
9. Bounce Rate Impact Calculator
10. Cart Abandonment Calculator
11. Profit Margin Calculator
12. Customer Lifetime Value Calculator
13. ROAS Calculator
14. Discount Impact Calculator
15. Customer Acquisition Cost Calculator
16. Churn Rate Calculator
17. Cost Per Lead Calculator
18. Email List Growth Rate Calculator
19. Gamification ROI Calculator
20. Marketing Budget Allocator
21. Website Engagement Score Calculator
22. Delivery Date Estimator
23. International Shipping Estimator
24. Flat Rate Shipping Calculator
Our Widgets Work Anywhere
Fully compatible with any website platform, yours included.
Build Your Custom Calculator in Minutes
Simply describe what you need in plain English. Our AI instantly transforms your ideas into fully functional, conversion-ready widgets and landing pages.
Popular Use Cases
- Mortgage and Loan Calculators
- ROI and Investment Calculators
- Pricing and Quote Calculators
- Savings and Finance Calculators
- BMI and Fitness Calculators
- Unit Converters and Conversion Tools
Frequently Asked Questions
How do I add the widget to my website?
Is it really free?
Can I customize the widget design?
Do I need coding skills?
Can I integrate the widget with my tools?
Ready to Add Your Custom Calculator to Your Website?
Start building your custom calculator widget with AI in minutes. No coding required, works on any website.