All done finally.
https://bcsengineering.com/store/mobile-mod-for-x-cart.html?MMCF_xf_mobile
If you need it for any version other than 4.2.x drop us an email! We can do presales for 4.1.x and 4.3.x to get it converted faster.
If you are an existing customer, you may contact us for a demo site.
Carrie