Gazelle - Buy and Sell your used cell phones and electronics. Sell your iPhone, Samsung Galaxy, iPad and more for cash, or buy used iPhones, iPads and other cell phones. More than one million customers trust Gazelle.

Melltoo - Melltoo is an elegant mobile application that helps you to buy and sell your stuff right on your mobile devices.

Cashify - Cashify has earned a good fame and name in the field of used smartphones, tablets, and laptops.

Geoship - Geoship is an efficient mobile application that provides you all international eBay search information right on your mobile device.

CashOn Pick - Cellular Country is not as greater used smartphones trading platforms as compared to others, but still, there are many factors that make it the best platform for getting used smartphones and also selling used or second-hand smartphones as well.

Deals Tracker for eBay PRO - Deals Tracker for eBay PRO is an efficient mobile app that enables you to search eBay for the items you need and browse items that match your requirements.