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InvisibleHand gets you the lowest price on shopping and flights. Automatically. InvisibleHand shows a discreet notification when there are lower prices available on the product...
Ciuvo is a Browser Add-On that shows you the cheapest price, reviews and videos of products you are browsing online.
Ookong is the best way to find your own deals at Amazon: you can check price history, track price changes and get a notification when the price drops.
Tips, reviews and news of Chrome webapp, Chromebook and Chrome OS
Chrome and Firefox to animate Philips Hue lighting system