Exspecto - shopping search engine is provide features like can sort by target price, view price history, see product ratings and tip a friend. The categories that you can find are adult clothing, clothing, clothing accessories, computers, electronics, entertainment, food, furniture, garden, gifts, health, home, jewellery, malls, office products, photography, sports, tools, toys and games.
Exspecto is only a shopping portal service; they not sell the product directly to the customers and only give feature to make customers have an easy comparison price from web store to web store. However, those services are really wonderful and give many benefits for customers. So, what are you waiting for?