This is a MUST HAVE tool for your oil business. You'll be able to serve your customers and help your customers order things that will help them. I'm only selling because I no longer have an oil business. Skip the ridiculous monthly fees by simply buying your own scanner outright. (This is HUGE.) iTOVi pairs over 100 years of scientific research and technology with modern day algorithms to find which essential oils and supplements you match with best. The easy-to-use, free iTOVi app creates personalized reports so you can record, track, and be a source of knowledge on your path to wellness. • Unlimited personal scans • Unlimited Client scans • Mobile App so you can access the service on the go • No Contract required (refer to the iTovi site for details)