Coupondekho.com: You can find that which company is offering discounts and you can share through social media.
Cashkaro.com: For each transaction you have made will allow retaining that amount by retailers through this site.
Groupon.co.in: You can find the discounts as per the city on each category.
TimesDeal.com: You can view the deals as per the states.
Mysmartprice.com: Here you can compare the prices of electronic goods and smart phones and other with other states.
Junglee.com: Not only above mnetioned it provides additional benefit of compare with other sites also.