Vority via Amazon offers the Vority 51-watt 6-Port USB Charger, model no. HEX102AC, for $39.99. Coupon code "ZIQEUUWF" cuts it to $24.99. With free shipping, that's the lowest total price we could find by $22. This charger has three 2.4-amp ports and three 1-amp ports; it's suitable for charging iPhone, iPad, Samsung Tab, and most Android devices.