Tracked by Evreward since 2009, Moonpig UK offers coupons and cash back rebates, with savings as high as Free Gift off. Moonpig UK discount coupons are rare, only available once or twice a year, and can be less valuable than similar merchants. Even when Moonpig UK doesn't have a coupon, you can always get up to 2% cash back, and other great rewards, with every purchase.