Definitely the best software to create PDF form is Fill Pdf And Edit LiveCycle Designer. It is true that the form you created are behind the curtain XML forms, but you can save them directly in PDF format and use this in any Fill Pdf And Edit Reader v 7.0.2 or higher (of course compatibility depends on what features you are using).
Your completed PDF form is ready now, now only you need to send it via email to the desired PDF document.