I don't use it personally as I shop at Morrisons and as they don't have online shopping not yet anyway it so cannot be compared for pricing.
What you do is fill your imaginary basket and it will give you the cheapest overall price after comparing all the online supermarkets for one e.g. Tesco. Of course individual items may be cheaper in another one but they will take the lowest when all items are combined
Govt announces Ukrainian style scheme to bring thousands more migrants to UK
