WaitLink is a real-time wait time tracker designed for walk-in businesses like barbershops, salons, and clinics. Customers scan a window poster QR code to see live queue updates, estimated wait times, and their spot in line directly from their phone—no app download required. Front desks manage check-ins effortlessly with one-click calls, while business owners get custom branding, window posters, and daily turnaround analytics. Eliminate crowding and boost customer trust with zero hassle.