SellTrade is an iPhone trade-in service designed to revolutionize how you sell used iPhones online. We understand that life can be challenging, so we’ve made the process quick, simple, and hassle-free. Our web-based service enables you to trade in your iPhone safely and conveniently for the highest payout. You’ll receive payment lightning-fast, without the hassles and risks associated with: – Online Auctions – Classified Marketplaces – Vouchers for trading in your iPhone.