The technical reference for travel eSIM.

Plans pulled from live partner inventory and ranked mechanically by price per GB. No sponsored ordering, no fluff.

DestinationPlansFrom
Japan96$1.05Scan →
China57$1.05Scan →
United Arab Emirates51$1.05Scan →
South Korea50$1.05Scan →
Malaysia49$1.05Scan →

Reference desk

RSP Fundamentals
CoreESIM: Technical Reference on eSIM Provisioning Mechanisms
This note details the technical processes, architectural components, and governing standards behind eSIM profile provisioning for consumer and M2M devices.
RSP Profile Download
CoreESIM: SM-DP+ Activation Handshake Protocol Reference
This note details the technical protocols and standards governing the SM-DP+ activation handshake for eUICC profile provisioning within the CoreESIM framework.