The ETravelSim Vietnam eSIM works in Sapa town, Ha Giang town, and Phong Nha town centers, but signal becomes uneven on remote mountain roads, the Ha Giang motorbike loop, and inside Phong Nha's national park caves. Viettel has the strongest rural reach, which is why ETravelSim uses it as one of the connected networks. Download offline Google Maps and the Maps.me Vietnam pack before heading north. Expect connectivity at homestays and trekking villages but plan around drops on remote passes.
Clear and simple: full-speed data each day, then unlimited at a steady speed—resets daily.
Use the quick steps below or search by brand/model. This page helps you verify eSIM support before you buy—reducing activation issues and last‑minute surprises.
All iPhone XR/XS and newer models support eSIM.
Menu names vary by brand (Samsung, Google Pixel, etc.).
EID = eSIM ID. Presence of EID generally confirms eSIM capability.
Don’t see your phone? It may still work—use the checks above to verify eSIM support in your Settings.
For corporate/MDM or carrier‑locked devices, administrators or carriers may disable eSIM.
eTravelSIM works across multiple networks in each covered country. However, your phone must be factory‑unlocked and eSIM‑capable. Coverage and 5G/4G availability vary by network.
Yes—most modern devices support Dual SIM (eSIM + physical SIM). You can keep calls/SMS on your home SIM and use eTravelSIM for data while abroad. Configure default lines in Settings.
Update to the latest OS, restart, and check again. If still missing, your device/region/carrier may have eSIM disabled. Please contact your carrier or device maker.
Last updated: Oct 2025. Information is provided as a guide only. Some regional variants may differ.