Digital Coupons Market Size, Share & Trends Analysis Report By Type (Product Coupons, Shipping Coupons, Sitewide Coupons, Discount Vouchers, Cashback Offers), By Device Platform (Desktop, Mobile), By Application (Retail, Food & Beverage, Travel & Tourism, Healthcare & Wellness, Entertainment & Media, Consumer Electronics, Apparel and Fashion), By End-User (Individual Consumers, Businesses (B2B coupons and promotional deals)) and By Region (North America, Europe, APAC, Middle East and Africa, LATAM) Forecasts, 2026-2034