Substitute Items with Mobile WMS The Mobile WMS solution allows the user to lookup substitute items for a particular item. Watch a Webinar See how to optimize your warehouse processes with the user friendly Mobile WMS Solution. Request a Demo Get a personal online demo and get answers to all your questions about the Mobile WMS solution. Get a Quote Please fill out the form and we will return quickly with a non-binding quote. Become a Partner Become part of the global network of Mobile WMS resellers.