Eyefitu is a mobile app founded by Isabelle Ohnemus that helps fashion shoppers find brands in their size from over 50 online stores. The app's business model includes commissions from online shops and advertising partnerships, with initiatives to increase user traction through marketing strategies like influencer marketing and push notifications. The company has garnered industry recognition, including awards and features in prominent publications, and aims to facilitate user-centric shopping experiences in the fashion industry.