Formidable Forms is the WordPress calculator plugin you can depend on. Transform your site into a lead generation machine with our user-friendly calculator builder.
Easily create forms that automatically calculate anything you want.
Perform calculations inside forms or dynamically anywhere on your site.
Input item pricing and create eCommerce solutions with ease.
Create sleek calculators for every screen size on your WordPress website.
Adding calculators to WordPress is easy with our drag and drop form plugin.
Ensure your calculators match your site with our intuitive visual styler.
Show calculation data dynamically on your site without any PHP knowledge.
Our calculator templates can get you started in just a few clicks.
Easily build business calculators for finance, insurance, real estate, software, fitness and much more. The best part? Our calculator templates are ready to do the hard work for you. Get started with the most flexible calculator plugin for WordPress.
Try Formidable Forms Risk-Free for 14 days
Calculate BMI (body mass index) to help clients improve health & fitness.
View Demo Use TemplateOptimize your real estate website with this simple mortgage calculator!
View Demo Use TemplateGet an advanced, in-depth financial analysis on a new mortgage.
View Demo Use TemplateCalculate the total value of a WooCommerce product.
View Demo Use TemplateGet valuable feedback to increase customer satisfaction.
View Demo Use TemplateCalculate monthly payments with an easy auto loan calculator.
View Demo Use TemplateCalculate total compound interest on an investment or loan.
View Demo Use TemplateCalculate the grade needed on an exam to get the desired final score.
View Demo Use TemplateCalculate the number of days until the baby due date.
View Demo Use TemplateCalculate the daily calorie intake required to reach fitness goals.
View Demo Use TemplateConvert lengths across different units of measurement.
View Demo Use TemplateFind your salary, daily, weekly and monthly wages based on hourly rates.
View Demo Use TemplateCalculate a tip whether splitting the bill or paying alone.
View Demo Use TemplateEstimate monthly mortgage payment principal and interest amounts.
View Demo Use TemplateCheck for a healthy debt to income ratio before starting a loan.
View Demo Use TemplateOffer accurate life insurance estimates with this calculator.
View Demo Use TemplateEstimate the profit or loss on an investment as a simple percentage.
View Demo Use TemplateEstimate profit from an investment or savings account.
View Demo Use TemplateLet customers select and order multiple t-shirts in the colors and sizes the want.
View Demo Use TemplateCalculate deadlines in seconds. Add or subtract days from a date to calculate a new date.
View Demo Use TemplateEnter a wage before and after a raise to find out how big it is.
View Demo Use TemplateLet employees request time off online with this vacation request form template.
View Demo Use TemplateNeed a fundraiser order form template to help your volunteers raise money for your nonprofit? Our form template makes online fundraising a breeze.
View Demo Use TemplateBoost sales and eliminate paperwork with this simple bakery order form.
View Demo Use TemplateWant a better way of selling Girl Scout cookies? Collect orders without knocking on doors or sitting outside the grocery store.
View Demo Use TemplateA quick and easy form that can calculate a GPA in a matter of moments.
View Demo Use TemplateA form that can allow you to easily gather expense reimbursements in any setting.
View Demo Use TemplateCreating a form with calculated fields has never been so easy. Formidable forms has dozens of form fields to help you build calculators however you choose. Form elements range from radio buttons to total fields and from sliders to product fields - and all of them work together flawlessly.
A calculator could be one of the biggest lead generators on your WordPress site. And since Formidable is also a form builder, you can handle all your WordPress forms within a single plugin.
Creating forms with Formidable takes just minutes.
Get Formidable Forms NowThe problem with most WordPress calculator plugins? They just do one thing. Formidable Forms is a powerful form builder where calculators are only the beginning. No wonder 300,000+ businesses have given us a 94% satisfaction rating.
With Formidable, creating calculators is easy. Our drag and drop form builder allows you to create calculators with just a few clicks - no coding required.
Run calculations and use them! Visually display your data however you want with Formidable Views and Graphs. Create custom reports, dynamic member profiles, and much more.
Start with a template, then make it your own. Create instant quotes, cost calculators, retirement calculators, loan calculators - we've covered all the basics and then some.
Formidable Forms integrates with all the top platforms. Connect your favorite add-ons: payment platforms, email marketing services, CRM's, automation, and more.
With Formidable, you can calculate more than just interest rates. Create simple quote calculators and cost estimates with addition and multiplication functions. Or ramp things up with more advanced math calculations to build anything you can imagine. The choice is yours.
Powerful calculators are just the beginning. See why our form builder is loved by everyone from developers to independent businesses.
Formidable Forms has allowed me to accomplish the styling, simplicity, and customization I desired. I wouldn't have been able to create this application if it weren't for the built-in calculator functions, amazing support staff, and detailed technical documentation on the Formidable website.
Leigh Neary
It’s a natural for building staff directories, resource libraries, and similar applications that collect and display data on a site. It is also a very strong tool for building front-end data collection forms requiring conditional workflows, calculations and other advanced features.
Dan Bashaw
Do you have a question about Formidable Calculator Forms? See below for our most frequently asked questions.
If you run a WordPress site and you want to publish calculators online, you should use Formidable. The biggest advantage of using our Formidable? It does more than just calculators. It can be used for contact forms, reports, and everything else a drag and drop form builder can do.
All you need is a self-hosted WordPress website. You can also install Formidable Forms on your client's WordPress sites if you are a developer. Unfortunately, our plugin does not work on non-WordPress sites.
Absolutely not. You can create and manage forms without any coding knowledge. If you do have coding skills, you'll be able to tweak your forms in more detail. But coding is not needed to get the most out of our plugin.
Creating a calculator is easy when you use Formidable. The best way to get started is by using one of our templates. From there, you can see how our calculated form fields work together to output calculations.
That may sound like a whole lot of math, but if you are reading this, we are certain you can handle it with ease!
Read more: How to Create a Calculator in WordPress
Adding a calculator to your WordPress site is just as easy as copying and pasting. With Formidable shortcodes, you can place a calculator anywhere on your site. That means you can place them on a page, post, sidebar, footer, or any widget area.
Creating a calculator widget with Formidable could not be easier. All you need is a theme with a widget area. From there, just take a form shortcode and copy it into a text or HTML widget. That's really all there is to it!
100% yes. This is one of the biggest advantages to using Formidable to complement your WooCommerce setup. Formidable Forms can effectively replace each and every WooCommerce extension - saving you hundreds of dollars every year.
Formidable can fully replace any cost calculator plugin. It can be used as a cost calculator builder that can store product info as well as perform field calculations.
Calculators are engaging and interactive tools that keep people on your site. With Formidable Forms, you can create calculators that also collect contact information. This could be used to generate hard leads (quote calculators) or build soft leads by adding users to your email list.
When designing an online calculator, the best place to start is with a template. You also want to think carefully about your audience and the ways they will be using your calculator. Pretty soon your problem will shift - you'll have too many effective ideas and not enough time!
Read more: 6 Ways to Use Calculators on WordPress Sites
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