中古車検索グーネット中古車 is a free Android app developed by Proto Corporation. It falls under the category of Travel & Navigation. With over 5 million downloads, it is Japan's largest used car search service, offering a database of approximately 500,000 used cars nationwide.

The app allows users to search for their desired used car from a wide range of options. Users can check the condition of the cars, request estimates, and receive free consultations. The app also provides various search filters, such as price range, mileage, and repair history, to help users narrow down their options.

Additionally, users can search for cars based on specific criteria such as manufacturer, model name, body type, and budget. The app also offers a smart reservation feature, allowing users to check the availability of cars at selected dealerships.

Overall, 中古車検索グーネット中古車 is a comprehensive and convenient app for anyone looking to buy a used car in Japan.