ESIM.DOG Deals & Coupons 2026

eSIM.dog sells fixed-data bundles for single countries and regions, which can be refilled from the order page onto the same eSIM without a new QR code; validity starts at activation, not purchase. Alongside sits WorldPass, a monthly subscription for one global eSIM with a fast-data allowance, then slower unlimited data, hotspot, and satellite access on compatible flights and cruise ships. An optional UK phone number is sold as an add-on.