+512 countries
Cross Asia without changing SIMs
Instant Travel Data. No App. No Account.
CambodiaChinaHong Kong SAR ChinaIndonesiaJapanMacao SAR ChinaMalaysia
Singapore
South Korea
Taiwan
Thailand
Vietnam
Cambodia— Metfone4G
China— China Unicom5G
Hong Kong SAR China— csl4G
Indonesia— Telkomsel5G
Japan— KDDI/au5G
Macao SAR China— CTM5G
Malaysia— CelcomDigi / Maxis5G
Singapore— SingTel5G
South Korea— SKTelecom / LG U+5G
Taiwan— Chunghwa5G
Thailand— DTAC / TrueMove H5G
Vietnam— MobiFone / Viettel Mobile / Vietnamobile5GChoose your plan
Instant delivery · 180-day activation· No app needed · 100% Hotspot allowed
What's Included with Your eSIM
Prepaid travel data across every covered country. Instant delivery. No app or signup required. Data-only.
One data pool, every country
Your data works identically in all covered countries. No per-country balances, no juggling.
Nothing to do at the border
Your eSIM reconnects to a local partner network automatically. No swapping, no reinstalling.
3G/4G speeds
Fast, reliable data on leading local networks in each country.
Activate when you land
Buy now and install anytime within 180 days. Your plan starts when you first connect.
Tap to install — no app required
Receive an installation link by email. Tap, follow the steps, and you're online in minutes.
Hotspot supported
Share your connection with laptops, tablets, or travel companions. All plans support tethering.
How it works
From checkout to connected in minutes
Pick your plan
Choose the data amount that fits your trip. One plan covers every country in the pack.
Check your email
Your installation link and setup instructions arrive in your inbox within 5 minutes.
Tap, activate & go
Tap the link on your phone to install. Activate when you land — the same eSIM works at every border.
Regional eSIM FAQ
Everything you need to know before your trip. Can't find your answer?
See the full list at the top of this page — every covered country with its local partner network.
No. Your phone connects to the local partner network automatically, usually within a minute of landing.
Yes — one data pool for the whole trip. Use it in any covered country, in any order.
We have no limits on the amount of data you tether/hotspot to your other devices or travel companions.
You'll get 3G/4G speeds which typically range from 10-50 Mbps download — more than enough for streaming, video calls, maps, and social media.
Our support team is available 24/7. Reach us anytime at support@travelsimasia.com — we typically respond within minutes.