Contents: Roaming charges in Armenia can easily reach $10–20/day with a home carrier. An eSIM solves this: you get a local data plan before you even land, without swapping physical SIMs or visiting a store. It takes under 10 minutes to set up and works on arrival immediately. An eSIM (embedded SIM) is a digital SIM card built into your device. Instead of a plastic chip, you download a carrier profile via a QR code or app. You can store multiple profiles and switch between them without touching hardware. For travelers, this means keeping your home number active on one profile while using a local data plan on another — both at the same time on dual-SIM devices. Most flagship smartphones released after 2018 support eSIM. Key compatible models include: 💡 Tip: To confirm eSIM support, go to Settings → General → About and look for an "Available SIM" or "Add eSIM" option. Carrier-locked devices may not support third-party eSIMs. You can purchase an Armenia eSIM plan online before your trip.