Walmart’s MCX-based Apple Pay competitor is the CurrentC app, for Android and iOS devices. Check out the reviews on the iTunes App Store. Over 3,000 reviews, averaging one star. A sample.
Terrible. Design fail. What idiot green lit this? Use at your own risk. I wish I could give less stars. Do not support. Insecure and outdated. Horrible. Be ashamed. Be very ashamed. Hacker paradise. Useless. Nightmare. Absolute failure.
Those are collected titles on the first page of reviews. Many are worse.