HomeAppsFood & DrinkKrystalApps like Krystal Here are some great alternatives to Krystal by The Krystal Company : Messenger ★4.2 Newk's Eatery ★4.7 FAR Out Loyalty ★5.0 Cidercade ★3.8 MyMacca's ★4.0 Hot Table ★4.7 Checkers & Rally's Rewards ★4.3 PurLife Rewards ★4.3 Yatco Rewards ★4.7 Gyro Shack ★4.6 Clover: Perks and Order Ahead ★4.6 The Percantile ★5.0 klosebuy ★4.7 The Market Rewards ★4.7 PlaytimePerks ★3.3 Lucky Seven Perks! ★4.3