Wren - Offset your carbon footprint by saving rainforests
BeFrugal - BeFrugal is a cashback shopping portal that allows you to receive cashback on every purchase.
Capture - A great free screen capture utility that allows you to capture either a window or the desktop and save it to either a file or the clipboard.
Paribus - Find out for free if online stores owe you a refund!
Treepoints - Fight climate change and earn rewards
Freebird - Freebird is a cashback and shopping rewards platform that allows anyone to participate at no cost.