This has to be fixed – Skins & Robux Codes for Roblox Review

So when I downloaded this app I was doing codes for robust but when I did it . It said has not been able to give robux for free and the codes did not work because it said to much people using it u have to fix this all of u fix this me give 5 ????? ??. ?? ? ?????? ??? ????
Review by app god huge app person on Skins & Robux Codes for Roblox.