Stepping off the plane in Vietnam, you want maps, ride apps and messages working before you even reach the taxi rank. An eSIM makes that happen the moment you land.
Why use an eSIM in Vietnam
A Vietnam eSIM is a digital SIM you install before you travel. No queuing at the airport, no passport registration desk, no swapping tiny plastic cards.
- Activates instantly with a QR code
- Keeps your home number live for calls and texts
- Runs on fast local data, not expensive roaming
- Lets you keep one app for maps, Grab and translation
Get your Vietnam eSIM in 30 seconds
Instant delivery, 4G/5G speeds, no roaming bills.
View Vietnam plans →Networks and coverage
Vietnam has excellent, affordable mobile coverage. eSIMs connect to the major operators Viettel, Vinaphone and MobiFone.
- Viettel has the widest reach, strong even in rural and mountain areas
- 4G is fast and nationwide; 5G is live and expanding in big cities
- Solid signal in Hanoi, Ho Chi Minh City and Da Nang
Coverage stays reliable along the coast and in tourist hubs like Hoi An and Nha Trang.
How to get connected
1. Buy your eSIM online and check your phone shows as eSIM-compatible 2. Scan the QR code we email you and install the profile 3. Turn on data roaming for the eSIM line when you arrive and you are online
How much data do you need
- Light use (maps, chat, email): 1 GB per week
- Everyday travel (social, browsing, some maps): 3-5 GB
- Heavy use (video, hotspot, lots of uploads): 10 GB or more
Wi-Fi is common in hotels and cafes, so most travelers do well with a mid-size plan.
Good to know
- Currency: Vietnamese dong (VND)
- Capital: Hanoi
- Language: Vietnamese
- Time zone: Indochina Time (UTC+7)
- Famous places: Ha Long Bay, the old town of Hoi An, and the Cu Chi Tunnels near Ho Chi Minh City
FAQ
Will my phone work with an eSIM? Most recent iPhones, Samsung Galaxy, Google Pixel and other flagship phones support eSIM. Check Settings for an Add eSIM option before you buy.
When should I install it? Install at home over Wi-Fi before you fly. It only activates once you connect in Vietnam, so your days are not wasted.
Can I keep my WhatsApp number? Yes. WhatsApp is tied to your existing number, which stays active. You just get cheap data from the eSIM.
Get your Vietnam eSIM in 30 seconds
Instant delivery, 4G/5G speeds, no roaming bills.
View Vietnam plans →