Name:Disconnect (Free)
URL:https://chrome.google.com/webstore/detail/disconnect/jeoacafpbcihiomhlakheieifhpjdfeo?hl=de/
Description:Free and open source software to block trackers
Utility:This free tool helps – 

• Visualize and block the invisible trackers 
• Load the pages faster and saves bandwidth

Link for the same extension for Mozilla Firefox is -https://addons.mozilla.org/en-US/firefox/addon/disconnect/