Welcome to Purpl PRO, the most significant and exiting innovation to hit the industry in years. Purpl PRO is a pocket-sized potency application that is crazy accurate, totally afforadble, and easy to use. Turn your mobile phone into a state-of-the-art Potency Measurement System. Using Purpl PRO is simple. With as few as 3 clicks, you get results. We designed Purpl PRO to be amazingly fast, have the accuracy of a lab and and be totally user friendly.