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Most failures come down to carrier lock, not the phone model — check yours first, it takes 5 seconds:
Most flagship phones from 2019 onward support eSIM — iPhone XS and newer, Google Pixel 3 and newer, recent Samsung Galaxy S/Note/Z models.
Apple's eSIM-compatible iPhones ↗ · Google Pixel eSIM guide ↗
Asia (30+ countries)
6GB high-speed + unlimited 128kbps
Turn on data roaming in your phone settings when you arrive.
Asia (15 countries)
5GB high-speed
Turn on data roaming in your phone settings when you arrive.
Asia (15 countries)
10GB high-speed
Turn on data roaming in your phone settings when you arrive.
Asia (15 countries)
10GB high-speed
Turn on data roaming in your phone settings when you arrive.
Asia (15 countries)
20GB high-speed
Turn on data roaming in your phone settings when you arrive.
Asia (15 countries)
20GB high-speed
Turn on data roaming in your phone settings when you arrive.
Asia (15 countries)
30GB high-speed
Turn on data roaming in your phone settings when you arrive.
Travelling across multiple Asian countries? An Asia roaming eSIM covers dozens of countries on a single plan — ideal for multi-destination trips combining Thailand, Vietnam, Laos, Cambodia and beyond. One QR code, one data balance, no carrier switching.
Thailand, Vietnam & Cambodia on One eSIM: The Southeast Asia Loop
Doing the classic Bangkok–Siem Reap–Ho Chi Minh City loop? One regional eSIM covers Thailand, Vietnam and Cambodia on a single plan. Here's how to set it up — plus what to do if you're only visiting two of the three.
The Banana Pancake Trail eSIM Guide: Staying Online Across Southeast Asia
Backpacking the Banana Pancake Trail through Laos, Vietnam, Thailand and Cambodia? Here's an honest guide to staying connected the smart way — and which eSIM covers which leg.