Duel provides visual customer testimonials and social proof for commerce sites. The Duel Visual Testimonial platform enables ecommerce brands and retailers to create an emotional, trusted connection with their customers and enriches the customer experience-boosting conversions and driving high value traffic to sell more online. Using advanced automation and machine learning, Duel engages customers post-purchase and rewards them for creating visual testimonials which are then moderated, curated, and put to work at every stage of the online customer journey.