Find out what app this store is using

[haqq016]

Hello to all! I hope all is well. 

I am wondering if anyone can look at the code and tell me what app this store is using for the "POPUP SMS DISCOUNT APP" website: muckclothing.com

Please let me know if you can get to the bottom of this.

[AtomicEcom]

It's PostScript. Here's their website – https://postscript.io/