Tuesday, June 28, 2016 Verified Review #47847 Martin Schmitd from Global Screen Gmbh Limited So what is WISP? Before I signed up with this WISP service a few months ago, I wasn't using such kind of solutions because of their copmplexity. But WISP is different. It was really easy to start and create my own app for employees 1 of 1 people found this review helpful. Did you find this review helpful?