NOTICE: This content was originally posted to an older blog, then imported here. Some formatting may be lost, links may be dead, and images may be missing.
Originally filed under project Marketplace Tools, tagged Good news, Marketplace, Developer tools.

As converting prices and entering them into the developer portal for Marketplace is a cumbersome and lengthy operation, I've written a small calculator that takes care of most of the work for you. Nothing Microsoft could not have incorporated into the portal itself, of course.

It doesn't look like much but it works:

http://www.jongma.org/mpcalc/mpcalc.php

Enjoy.