My Mitsu, is a webservice in Japan, allows users to create an estimation(calculation) form. A powerful form allows you to create a conditional form with calculation, and outputs a PDF file. It is suited for business persons.
https://my-mitsu.com/ (written in Japanese.)
My Mitsu allows you to put a form into your WordPress website, by filling in a html code, like
This plugin allows you to output an iframe html tag in a simple way. Simply filling in a shortcode will ouput an iframe html code.
[mymitsu]274[/mymitsu] will output
Optionally, a shortcode accepts an ID, width, and height as attributes.
[mymitsu id=”myform” width=”800″ height=”600″]274[/mymitsu] will output