South East Asia
Up To 20GB
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Vietnam eSIM up to 20GB

Vietnam eSIM up to 20GB

The Vietnam Travel eSIM is your essential gateway to seamless connectivity while exploring a country of profound history, vibrant culture, and breathtaking natural beauty. Vietnam is an exhilarating journey, inviting you to cruise the ethereal limestone karsts of Ha Long Bay, navigate the bustling, historic streets of Hanoi and Ho Chi Minh City, savor a delicious bowl of authentic Phở, or explore the tranquil rice paddies of Sa Pa.

This practical, data-only solution provides reliable, high-speed internet access throughout your Vietnamese adventure. Say tạm biệt to the stress of expensive roaming charges or the hassle of dealing with local physical SIM cards. Activation is instant and straightforward: simply scan the prepaid eSIM's QR code upon purchase and enjoy immediate, uninterrupted service from the Mekong Delta to the northern highlands.

Choose a flexible data plan with no contracts or hidden fees to suit your exploration pace. Your generous data allowance ensures you can effortlessly book overnight train tickets, use translation apps in local markets, share stunning photos of lantern-lit Hội An, and stay connected with loved ones back home. Travel with confidence, knowing your unbeatable coverage keeps you online as you embrace the energy and spirit of Vietnam.

Stay Connected With Best Coverage
  • Data: Up to 20GB (No daily limit)
  • Speed: 4G/LTE
  • Calls & Texts: Not included (Data-only)
  • When to install: It’s best to install and activate your eSIM just before your departure or upon arrival at your destination. ***Wi-Fi is required during installation.
  • Hotspot/Tethering: Yes
  • ID requirement: No
  • Delivery: Instant via email

All our eSIM needs to be activated within 180 days of purchase.

  • Speed: 4G/LTE
  • Network: We provide the most reliable and secure connections from our premium network providers.
  • Save time and money: Avoid hefty roaming fees and save time searching for local SIM cards.
  • Device Compatibility:: Unlocked eSIM compatible devices. For details on compatibility, please see the "eSIM compatible devices" page.
  • Installation: Easy and fast.
  • Calls & SMS: Not available, only through apps. (This is data-only eSIM).
  • Tech Support: Our friendly Aussie travel eSIM team is always here to assist you.
  • Vietnam - eSIM network provided by Vietnamobile / Vinaphone

For iOS devices

(Updating the APN is not normally required for iOS)

  • Name: [type anything here]
  • APN: mobile.three.com.hk
  • Username: [leave this section blank]
  • Password: [leave this section blank]

For Android devices

  • Name: [type anything here]
  • APN: mobile.three.com.hk
  • Proxy: [leave this section blank]
  • Port: [leave this section blank]
  • User name: [leave this section blank]
  • Password: [leave this section blank]

Stay Connected with Discounted Prices
note_icon_note_EktVwh eSIMs are instantly delivered to your email!
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Check if your device is compatible

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How To Install eSIM4u eSIM?

Here take iPhones as an example. The actual texts might differ depending on the iOS version and the device.

✅You must have an internet connection to install eSIM. Please ensure that there is available WiFi or mobile data before installation. ---> ⏩ Watch Video Here

① Add eSIM to devices that support eSIM.


② Go to Settings – Cellular data/Mobile data – Add eSIM Cellular Plan/Add eSIM


③ Scan the QR code. If the camera doesn’t work, enter SM-DP +Address and Activation Code manually.


④ We recommend that you disable this newly installed eSIM until you reach your destination.


⑤ Rename the newly installed eSIM (e.g., “Travel”) to identify it easily.


⑥ After arriving at the destination, please turn off primary SIM cards and TURN ON your newly installed eSIM along with its 「DATA ROAMING」 to access the internet.


⑦ If you do not have a connection, check your APN settings. These are usually set automatically, except Japan DOCOMO network. iOS: Japan – please set the APN as “vmobile.jp”. --->⏩ LEARN MORE

⚠️ For older versions of Android, you may need to enter manually in some cases.

--->⏩ LEARN MORE

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100% Money Back Guarantee

If you cancel your trip or experience tech issues that we can’t fix; we’ll refund you 100%.

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