caskroom/homebrew-cask — pull request #8114 by martinbmadsen (2014-12-14 21:42:03+00:00)
Title: Update Whatpulse from v2.4.1 to v2.5 and set license

Hard to find license information, but Wikipedia's article [here](https://en.wikipedia.org/wiki/WhatPulse) has it listed as freeware. I couldn't find anything on their website about it, but it sounds right.