Site users can zoom in on pictures and view products in one, two or three columns to compare items.
Designed by Mobile Interactive Group, the site is designed to give consumers confidence to buy via mobile.
Dom McBrien, ecommerce director at New Look said: "At New Look our aim is to offer customers an outstanding multi-channel experience. To do this we must offer an easy and convenient shopping experience through a multitude of channels.
"Research suggests that in 2012 access to the internet via smartphone devices will even supersede the desktop PC, so this is a clear opportunity.