Prostay is a modular, cloud-based property-management ecosystem built for hotels, resorts, and vacation rentals. The platform unifies PMS, channel manager, booking engine, point-of-sale, AI guest messaging, and payments in one interface—available on desktop, tablet, and mobile with offline sync. Hoteliers can activate only the modules they need, automate routine tasks, eliminate double data entry, and boost revenue with real-time analytics and smart upselling tools.