Volpy is a mobile application developed by Nexus Smart that allows users to sell or exchange their smartphones quickly and easily. It has received positive reviews from reputable media outlets such as BFM, Maddyness, Le Figaro, L'Echo, and M6. This app has been ranked number one on the App Store on 30 and.

To exchange, users need to download the app, evaluate their current mobile, choose their new phone, and pay only the difference. For selling, users need to download the app, evaluate their current mobile, and get the best price and guaranteed farm. The app offers a fast and simple process, and users can receive their payment within 48 hours by bank transfer, PayPal or within 2 to 3 days per check.

Volpy's commitment to the environment is also noteworthy. For every phone collected, the app contributes to a reforestation project in the world, and users can make a major ecological gesture by avoiding the waste of natural resources and limiting the production of electronic waste indispensable to the manufacture of smartphones.