186 countries
One QR code gets you online in any major destination worldwide.
About
About Sīrū
Sīrū sells instant eSIM data plans for 186 countries. No physical SIM cards, no roaming fees. Buy a plan, scan a QR code, get online — wherever you are.
Activate in 2 minutes
Scan the QR code on your phone. No SIM-card swaps, no waiting.
Refund policy
미사용·미개통 eSIM은 180일 이내에 수수료 없이 전액 환불됩니다. 개통 실패 및 기술 문제에 대한 조건은 환불 정책을 확인하세요. Read the full refund policy.