QX9.RU Автомобили Запчасти is a free Android app that allows you to buy and sell vehicles, motorcycles, special equipment, and even watercraft. With this app, you can place free ads on the QX9.ru website, complete with photos, and manage your listings easily. The app also features a search function that lets you find relevant ads based on specific criteria and get in touch with the seller or dealership. The app provides access to a free database of vehicles and equipment, featuring only current listings. Additionally, users can save listings to their device's memory to view them later or upload them in a Wi-Fi zone to save data usage.