Sionic Mobile's Merchant Marketplace, featuring 100,000-plus retail and restaurant locations, is now part of the OnStar AtYourService marketplace inside myChevrolet, myBuick, myGMC and myCadillac mobile apps, providing millions of drivers with exclusive savings at nearby merchants.

Additionally, OnStar subscribers can now complete fast, secure mobile checkouts powered by Sionic Mobile's ION Rewards app, according to a press release.

"We continue to grow our OnStar AtYourService ecosystem to create more value for our connected drivers and enhance their ownership experience," said Mark Lloyd, consumer online officer of Global Connected Customer Experience at GM. "Sionic Mobile is helping us deliver content with every day savings at many national and regional merchants."
 
First launched in early 2015, OnStar's AtYourService mobile commerce platform drives digital engagement between drivers and merchants. Integrating Sionic Mobile's ION Merchant Marketplace further enhances this engagement, providing OnStar subscribers access to more nationwide retailers, restaurants, spas, hotels and cinemas than any other mobile rewards program in the market today. OnStar subscribers can download the ION Rewards app using the links provided through OnStar AtYourService. After signing up for the free ION Rewards program, with a few simple taps, OnStar subscribers can pay for purchases on their phones and receive real-time savings for every checkout, on top of credit card and other loyalty points, according  to the announcement.
 
"GM-brand mobile app users can now conveniently make purchases with their phones and receive instant savings at their favorite merchants nationwide," said Ronald Herman, CEO and founder of Sionic Mobile. "Working closely with OnStar, the pioneering provider of driver connectivity, safety and conceirge services, we've created a simple, yet robust user experience that is unique in the automotive industry."