Login with Formloop account

Username (e-mail):

Click here to get an account for free.

Login with Google account

I agree to the FormLoop TOS    

Google Account or Gmail ?

Search for Calculators

On-line Stats

  • Created Formulas: 661
  • Created Widgets: 3640
APIs, Widgets & Apps
"Making the complex simple"

Calculator with converter

Add your custom Calculator with integrated Conversions without any coding knowledge. Pick an existing formula or start by adding a few variables followed by adding the formula that will do the calculation. When designing the widget press the button "Modify Content & Layout" and set either "Flexible units" ON if you want the user to be able to change the units in the calculator, or change units on the input and output in the bottom. The system will convert automatically so there is no need to change the formula or adjust inputs.

We have the following types of calculator widgets with conversions, see selected examples below:
- calculator with conversions
- formula calculator with conversions
- project calculator with conversions

Calculator app with conversions

All the below widgets can be launched as apps instead. Our apps are written in responsive html5 design and works for all operative systems and adapts to any device and size. Create your app calculator with integrated conversions by creating an account and then following the instructions for calculator app.

Calculator with conversions

An example of a converter calculator is shown below:

Formula Calculator with integrated Conversions

We have large library of formula calculators. An example of a formula calculator is shown below:

Project Calculator with integrated Conversions

An example of a project calculator is shown below:

Please use "Create Widget" in the menus to generate the website calculator form with conversions that suits your needs or click:Calculator Widget


Test the widget by copying the code below into your webpage:

<div id="fw_217248571263833082"><a href="https://www.formloop.com/ProjectWidget/all">FormLoop</a></div>
<script type="text/javascript" src="https://d15pwioa8qyjit.cloudfront.net/js/calc_quick_p.js"></script>
<script type="text/javascript">
var pass_id='217248571263833082';
var height='600';
var width='350';
var lang_code='';
var mobile='';