Viff is an AI assistant designed to generate courteous and contextual responses to guest reviews for businesses. It claims to have no setup or integration work and can be trained to learn brand voice and tone in as little as 10 responses. According to the website, Viff can understand and respond in more than 20 languages. It is designed to provide professional and courteous responses to reviews and help businesses increase booking volumes and improve TripAdvisor rankings. Some users may find the chrome extension helpful to quickly respond to reviews without having to depend on staff. Viff may differentiate itself from similar software competitors by its AI assistant feature, its ability to be trained to learn brand voice and tone, and its response language capability.