Cellfire Express gives you coupons for shops around your local area. Take your iPhone with you to the store! When you’re in line, bring up your coupon again and press Use Now. Simply show your screen to the cashier. It’s that easy! Sign up for a free account and get $100 in savings. Once you are logged in you will see local coupons. Coupons show local locations where they can be redeemed. Not fully iPhone optimized but Must be using iPhone.