Detect and display promotional coupons and offers in real-time on any website
https://www.coupert.com/
http://www.swagbucks.com/
https://bestprice.com
https://www.couponbirds.com/
https://www.joinhoney.com/
https://couponuts.com/
https://www.retailmenot.com/
Kindred Soul Ltd
https://cashbackangel.com
https://priceblink.com
https://www.allkeyshop.com/
