Create a powerful calculator form for your website.

Boost sales and engagement. Reduce hassle.


Grow your business

Capture more leads quicker and follow up with confidence. Create a website calculator (e.g. instant quote) form for your website.

Save time

Let your customers turn the knobs and calculate their price, ROI or savings. All within one easy-to-use calculator form.

Make things simple

Make selling easier for you and your customers. Build, embed and grow. Let ConvertCalculator do the heavy lifting.


The versatile calculator form builder for your website

One tool with a lot of use-cases to grow and simplify your business

Lead Generation

Price Quoting

Product Configurator

Order Form

ROI & Savings


website calculator examples

Create the perfect sales tool your unique business needs

Take a look at these examples to get an idea of what is possible:

Wedding Video Price Quote Calculator example

and more

All the features you need from a versatile calculator builder

No coding skills required

You don't have to have technical skills to create and deploy your calculator.

Powerful calculation for your website form

If you know how to use Excel or Google Spreadsheets, you can use our calculator builder.

Accept online payments

Accept online payments directly from a calculator. Whether its through a custom-build calculator or Squarespace form.

Powerful integrations

Hubspot, MailChimp, Slack, Stripe, you name it. We integrate with 1000+ apps through Zapier.

Designer and dev friendly

Rendered as HTML on your site (not an iframe) so your designer has total design freedom. Use the JS API to power-up your calculator.

Any platform, anywhere

Set up in minutes on any website. ConvertCalculator integrates with every platform or CMS. 100% mobile support.

integrate with any website

Embedding your calculator form is easy on these platforms

Also create a calculation form with ease for Webflow, Godaddy, Hubspot, CraftCMS, ExpressionEngine, and a lot more...

Let us do the work!

You don't have to do any of the work if you don't want to. Just send us your spreadsheet and we will create the calculator for you.

Sign up for the concierge service

Already 13,379 businesses signed up to get results like these...

"As for my experience, the calculator has been a huge help. It only took about 10 minutes to figure everything out and add to my Squarespace site. I really love how the design of the calculator form adapts to my website."
Graham Deurance
CEO Lawyer Graham
"Wow! ConvertCalculator has enabled us to take a complex freemium pricing model and make it super-easy for our prospects to understand. I was able to build, install and customise our website calculator without any dev assistance."
Matthew Jones
Marketing Manager Evaluagent
"Thank you so much Joris, I really appreciate you going above and beyond to help me figure out how to embed the calculator. This worked perfectly."
Lisa Zheng
Marketing Associate at Nomad Health

Live statistics

Calculator visits
Form submissions
Live calculators

These customers love that they now have a calculator for their website

Ready to boost sales and reduce hassle?

Start for free to grow your business. Create your calculator now or view our features.