2023-03-19 00:00:00 1) What Is Gadget’s Xchanger (GX)? # Gadget’s Xchanger (GX) Is An Application To Sell Old/Used Smartphones Online That Promises Hassle Free Selling Of Used Mobile Phones Of Various Brands. 2) What Are The Advantages Of Selling Your Old Smartphone With Gadget’s Xchanger (GX)? #Minimum Offline Procedures While You Sell Used Mobiles With Gadget’s Xchanger (GX) Get One Of The Best Pricing In The Market For Your Used Smartphones. Also, Pick Up From Door Services Within 24 Hours Of Contacting Us