So to help keep your bellies and wallets full, we rounded up a few free food apps to help you score complimentary grub! 7-Eleven. Once you download the 7-Eleven app and sign up for their rewards program, you instantly secure a free coffee. Panera Bread. Wendy's. Krispy Kreme. Baja Fresh. Quiznos. Dairy Queen. Baskin-Robbins.