Twilight view of New York City skyline featuring the iconic Empire State Building.
// live market scan

The technical reference for travel eSIM.

Plans pulled from live partner inventory and ranked mechanically by price per GB — no sponsored ordering. Tap any destination to scan today's prices.

United States
United States
28 plans · from $1.84
Japan
Japan
27 plans · from $1.4
Mauritania
25 plans · from $15.7
Kuwait
Kuwait
23 plans · from $2.73
Nepal
22 plans · from $3.88
China
China
21 plans · from $1.4
Australia
Australia
20 plans · from $1.4
Malaysia
Malaysia
20 plans · from $1.4
Vietnam
Vietnam
20 plans · from $2.97

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.
eSIM Provisioning Protocol
CoreESIM: LPA Strings Explained for Remote Profile Provisioning
LPA strings are standardized activation codes that facilitate the secure and interoperable remote provisioning of eSIM profiles onto eUICC-enabled devices, adhering to GSMA specifications.