This free Mac app reveals the truth about your mystery USB-C cables - The Verge

This free Mac app reveals the truth about your mystery USB-C cables  The VergeFree Mac app WhatCable tells you what each of your USB-C cables can really do  9to5MacUSB-C cables look identical, but one simple spec separates the slow ones from the fast ones  How-To GeekA USB-C Port Isn't A Guarantee Of High Speeds: Here's Why  EngadgetWhatCable gives you the download on your USB cables  Six Colors