Con Ed Users Earn Cash Rewards, Reduce Utility Bills, Lower Carbon Footprint with GridRewards™ Virtual Powerplant App GridRewards™, a free mobile app that pays Con Edison customers up to 20 percent of their annual energy bills for reducing usage at peak demand hours, is now available for download on the App Store and Google Play. NEW YORK, UNITED STATES, February 23, 2021 /EINPresswire.com/ -- GridRewards™, a groundbreaking program and accompanying free, mobile app that pays users up to 20 percent of their annual energy bills for reducing usage at peak demand hours, is now available in all areas with Con Edison as the utility provider. In addition, through leveraging Con Edison’s smart meter technology, users’ can track and lower their monthly utility bills.