100+ HTML Calculator Templates for Websites
Upgrade your website with ready-made Calculators tailored for any use case: from pricing and cost estimation to measurements, ROI analysis, and budgeting tools. Start collecting leads, increasing conversions, and delivering instant results for free, all without coding.
Create a calculator plugin to unlock the secret formula for profitable product price on your website.
Create a calculator template for your website to determine accurate shipping costs based on distance and rates.
Embed a calculator widget to help website users count monthly mortgage payments and get their dream home.
Embed a calculator widget to help website users plan the costs of road trips using the rental car.
Add a calculator plugin to specify monthly loan payments and total repayment amounts for your website users.
Creating a calculator widget for your website lets users check their body mass index (BMI) and assess their weight status.
Add a calculator template to generate accurate quotes in seconds based on your products, price, and website customer information.
Add a calculator widget to let website visitors manage Equated Monthly Installment (EMI) for loans and mortgages.
Create an optimized pricing strategy and calculate your profit margin on a website with this calculator template.
Embedding a calculator widget helps to stay compliant by calculating sales tax accurately on a website.
Create custom T-shirts that fit your website users' budget with this pricing calculator widget.
Create a path for energy independence with a solar panel system using this calculator widget on a website.
Embed a calculator plugin to embark website users on a healthy journey with their daily calorie needs.
Add a calculator widget to provide instant car insurance estimates for your website audience.
Create a calculator plugin to set clear fees for products or services on your website page.
Add a net calculator widget to a website to empower prospective students with affordable college prices.
Embed a calculator on your website to let people track their nutrition, creating a tailored diet plan.
Embed a calculator widget to witness the treasure chest of online advertising revenue calculations on your website.
Embedding a calculator plugin on a website helps revolutionize home renovation cost planning for online customers.
Embed a calculator widget on a website to convert point scores into letter grades based on your custom grading scale.
Embed a calculator template on a website to provide instant cost estimates for window replacement or installation.
Adding a calculator plugin is a way to help your website users achieve their financial goals and manage budgeting.
Create a calculator template to enable website users to forecast event cost expenses and make strategic decisions.
Add a calculator to a website to let your users conquer the competitive world of dropshipping and get their profit.
Adding a calculator widget to a website can help your customers determine the correct t-shirt sizes with a flattering fit.
Embed a calculator plugin on a website to elevate university accessibility and support students with net prices.
Embed a calculator template on a website to create memorable events and stay within a budget for your customers.
Embedding a calculator widget helps to analyze your data and increase your conversion rates on a website.
Add a calculator plugin to a website to bake delightful treats and cakes with precision prices.
Add a calculator plugin to help website users achieve health goals with a personalized ketogenic diet.
Creating a calculator widget is the way to have accurate and professional estimates on your website page.
Adding a quote calculator plugin is a way for website users to make their wedding day more special with great photography.
Create a calculator widget for your website to let users measure audience engagement rate and fine-tune strategy.
Creating a calculator widget for a website can reduce environmental impact and offset the carbon footprint.
Embedding a calculator widget estimates loan amounts your website users need to grow their businesses.
Create a calculator template for a website and provide an estimated due date based on your users' last menstrual period.
Add a calculator plugin to a website to let students track their Point Average (GPA) and elevate study habits.
Embedding a calculator widget on a website helps you share the costs of your video production services transparently.
Adding a calculator widget is a way to compute body fat percentage and set fitness targets for your website users.
Embed a calculator plugin to help website visitors determine the distance between two locations and explore alternative routes.
Creating a calculator widget is ideal for promoting irresistible discounts and managing prices on a website.
Add a calculator widget to a website to estimate your users' Blood Alcohol Content (BAC) and ensure safety.
Adding a calculator widget to a website can estimate customer lifetime value (CLTV) and identify high-value clients.
Add a calculator widget to a website to compute the Cumulative Grade Point Average (CGPA) and help users monitor academic progress.
Embed a calculator plugin and estimate the number of calories your website users burn at rest based on the Basal Metabolic Rate (BMR).
Add a calculator plugin to a website to streamline courier operations and provide transparent pricing to customers.
Adding a calculator widget to help website users conquer balloon payments and plan finances effectively.
Add a calculator template to a website and empower users to estimate construction project prices.
Embed a calculator widget on a website to determine the Total Daily Energy Expenditure (TDEE) for your users.
Embedding a calculator widget on a website is the way to calculate investment growth, considering compound interest rates.
Creating a calculator plugin for website users elevates their auto leasing experience and optimizes terms.
Embed a calculator widget on a website to teach users about time management techniques and identify areas for improvement.
Embedding a calculator widget can help website users plan higher education at a college with all the costs.
Create a calculator plugin to enable website users to anticipate cleaning expenses accurately and plan budgets.
Embed a calculator plugin on a website to help students manage their loan debt, ensuring a transition into a professional career.
Creating pristine carpet cleaning services and sharing true costs on a website is simple with this calculator widget.
Create a crystal-clear view of your website store's profit performance with this calculator plugin.
Embed a calculator template on a website to estimate the price of installing a solar energy panel system.
Adding a quick way to calculate the cost of towing services for cars to a website is easy with this calculator plugin.
Creating a calculator widget provides website estimates for loan amounts to switch to sustainable energy—a solar panel.
Creating a calculator plugin is best for letting website users estimate the loan terms for their dream car.
Add a calculator to your website to enhance screen printing projects with this ready-to-use template.
Create a calculator template to motivate website users to track their savings progress and build a solid financial foundation.
Embed a calculator widget on a website to estimate commission rates based on sales targets.
Create a calculator plugin for a website to analyze key metrics and optimize users' sales strategy.
Add a calculator template to a website and optimize your SaaS business with growing revenue numbers.
Create a calculator template for a website to deliver the cost of roof repairs, considering the clients' preferences.
Embedding a calculator template on a website is the best way to forecast revenue and set realistic financial targets.
Embed a calculator template on your website to determine the return on investment (ROI) and maximize marketing impact.
Embed a calculator template to help website users build their retirement nest egg savings.
Creating a calculator plugin for a website can estimate potential rental income based on property value.
Add a calculator template to a website and help visitors make informed decisions on loan refinancing.
Create a calculator template for a website to maximize real estate investment returns with precision.
Add a calculator plugin to a website to let users plan printing projects with precision and cost in mind.
Embed a calculator plugin to elevate your website users' pregnancy experience and prepare for the baby's arrival.
Embed a calculator on a website to offer pricing for various photography services with this coding-free widget.
Add a calculator plugin to a website and let users make smart borrowing decisions for personal loans.
Embedding a calculator widget on a website can help you perform various percentage operations and solve complex problems.
Create a calculator plugin for a website page to predict a fertile window and ovulation date.
Create a deep understanding of website customers with Net Promoter Score (NPS) feedback using this calculator template.
Creating a calculator widget for a website is the way to get to know the real net price and estimate college costs after financial aid.
Embed a calculator template on a website to compute the total cost of your customers' moving experience.
Create a calculator plugin to allow website users to take control of their mortgage and accelerate the payoff journey.
Embedding a calculator widget estimates mortgage payments and analyzes payment structures for your website users.
Add a calculator plugin to help website users examine mortgage affordability and what they can qualify for.
Adding a calculator widget to a website helps determine the cost of your meetings based on hourly rates and attendance.
Adding measurement precision for pricing policy on a website is easy with this calculator template.
Embed a calculator plugin to let website users calculate repayment schedules and track loan progress.
Add a calculator template to a website and let users determine the right amount of life insurance coverage.
Add a calculator widget to a website and allow users to compare investment options and plan for their future.
Creating a calculator widget for a website provides instant cost estimates for interior design services.
Add a calculator plugin to simplify income tax calculations and ensure compliance on your website.
Adding a calculator widget to a website helps users get costs for house painting services and plan their budget.
Create a calculator plugin for website users and unlock the door to their dream home with estimated loan amounts.
Embed a calculator plugin on a website to help users find the most comprehensive insurance coverage for a home.
Adding a calculator template to a website can help compute grades and optimize study efforts for stellar performance.
Embed a calculator plugin on a website to estimate customs duties and import taxes.
Add a calculator widget to a website to estimate shipping costs and provide instant quotes.
Create a calculator plugin for a website to offer laser-precise cost breakdowns.
Add a calculator widget to a website to help conquer complex, scientific calculations.
Create a calculator widget for a website to deliver accurate shipping costs from UPS.
No Suitable Template?
You can easily assemble the widget you need using our simple-to-use configurator.
What Is Calculator Template?
It’s a pre-designed calculator created to perform specific computations for your website visitors. You can use templates for pricing, cost estimators, profit projections, loan calculators, measurements, quote builders, and more; each crafted to solve a real business task.
All you have to do is select one, adjust the numbers and text to your needs, and add it to an HTML website. No coding, technical setup, or design experience needed.
Top Calculator Template Features
All Calculator templates include a powerful set of features. Here’s what you can easily configure:
- Adjust calculation fields.
Some preset values might differ from yours. Feel free to make changes to build something unique to your business case. Our templates just serve as a perfect blueprint. - Edit a calculation formula.
Handle simple and advanced equations effortlessly. The editor supports complicated formulas, percentages, conditional statements, and multi-step calculations. - Use an AI Calculator Generator.
To globally alter your template, you can use an Elfsight AI Calculator Generator. Type in a prompt using natural language and wait a bit for the generation process to stop. Don’t be afraid to experiment to find your own approach to creating calculators. - Create a custom results section.
Show results exactly how you want: numbers, texts, custom messages, CTA buttons, and lead forms are available for you. - Advanced design customization.
Adjust colors, fonts, layout styles, and separators. Full styling control without writing any code. - Apply custom CSS & JavaScript.
Experienced users can add custom CSS and JS scripts or styling for even more flexibility. It’s fully optional.
How to Add Calculator Template to Website?
You only need to go through four simple steps:
- Select your template. Explore our catalog and find the calculator that matches your industry or purpose.
- Customize the fields and formulas. Add your calculations, adjust fields, and personalize the layout and results section.
- Copy the installation code. Click “Add to your website for free” to automatically generate the embed code once your calculator template is ready.
- Paste it into your HTML website. Open your website editor, choose a section or page, and insert the code where you want the calculator to appear.
If you ever need help, our Help Center, Elfsight Community, and support specialists are ready to guide you through setup and customization.
FAQ
Can I use a template for free?
Yes, all Calculator templates are available for free. Simply pick a template, modify the fields and formulas to match your needs, and embed it on your website.
Every template comes with a lifetime Free plan that includes core features.
Can I change a calculator template’s design?
Yes, you can customize colors, fonts, and field styles in the visual editor without touching code. If you prefer advanced customization, additional flexibility is available through custom CSS and JavaScript.
Do I need to edit my website’s HTML to use ready-made calculators?
No structural changes are required. You only need to paste a small HTML embed code into your website, nothing else.
What are the best examples of using templates?
Calculator templates are ideal for a wide range of industries and business goals. Here are some popular examples:
- E-commerce. Use pricing, shipping, or product measurement calculators to help customers place accurate orders.
- Real Estate. Mortgage calculators, rent estimators, or property tax calculators work perfectly for agencies and listing platforms.
- Fitness & Wellness. BMI calculators, calorie calculators, or workout estimators help users track progress.
- Construction & Home Services. Create material estimators, renovation cost calculators, and area/volume measurement tools.
- Marketing & Finance. ROI, lead cost, budget planning, and profit estimation calculators support better decision-making.
If your industry isn’t listed yet, feel free to leave a suggestion in the Community Wishlist.
Can I create my version of a calculator with templates?
Yes, you can build your own custom calculator using any template as a starting point. Modify fields, formulas, units, and results to create a unique tool for your website.
You can also begin with a blank template and construct a calculator fully from scratch with personalized logic and design.
Can I add my own calculation formulas?
Yes, the editor supports custom formulas, conditional logic, advanced calculations, and multi-step operations.
