Vietnam eSIM with Calls & SMS

🇻🇳  Vietnam eSIM (Supports Calls & SMS)

Stay connected across Vietnam with stable and reliable 4G/5G mobile data, plus voice & SMS support with a local Vietnam number. One eSIM connects you automatically to Mobifone’s network—no physical SIM required.

🌍 Coverage Countries

Country: Vietnam

• Full nationwide network coverage
  
• All taxes included — no hidden roaming charges

⚠ Coverage may exclude some remote areas · Please confirm with customer support before purchase

⚡ Hotspot & Network Speed

• Network Carrier: Mobifone
  
• Speed: 5G/4G or 4G/3G (depending on the selected plan)
  
• Plan Type: Data, Voice & Text (Includes local number)
  
• Tethering / Hotspot: Supported

📞 Phone Number Features

• Free incoming calls and SMS

• Check your phone number: dial *0#

• Check data balance: dial *090*5# OK, or text "KT_ALL" to 9199

📦 Data Packages

Flexible plans to suit your travel needs:

The package offers 5 to 20 days of selectable duration, with data traffic ranging from 3GB per day to 8GB per day, and a total limit of up to 50GB.

📱 Supported Devices

Works on eSIM-enabled, carrier-unlocked devices.
👉 Check full list of supported devices

⚠ Make sure your device supports eSIM before purchase. Unsure? Contact our support team.

🧩 Installation Process

Simple Setup – No Physical SIM Required

Buy Now • Activate Anytime Within 30 Days

Buy now, use later. You can install your eSIM at any time, but only turn it on when you actually need it.

You must activate your plan within 30 days of purchase. After that period, it will activate and expire automatically.

4 Simple Steps to Get Connected

1️⃣ Place your order

Your eSIM QR code will receive it via email or in the GTeSIM app inbox after payment.

2️⃣ Scan & install using Wi-Fi

Use a stable Wi-Fi connection to scan and install the eSIM.

Once scanned, the eSIM is added to your phone.

To install manually, go to Settings > Cellular/Mobile Data > Add eSIM > Use QR Code.

3️⃣ Enable data roaming at your destination

After arriving at the destination, turn on data roaming—connection is automatic.

Go to Settings > Cellular or Mobile Data and find your GTeSIM line. Turn it ON.

4️⃣ Activate your plan according to your package type

• For "30GB and 50GB plans“:

After enabling data roaming, dial "900" and press "1" to activate your plan. You will receive a confirmation message.

• For all other plans (daily 3GB/4GB/5GB/8GB): 

No further action is needed – your plan will activate automatically upon network connection.

Make sure Data Roaming is ON for your GTeSIM line.

That’s it! Your phone will automatically connect to the best available network. Enjoy your data!

✅ No eKYC or ID verification required

⏱ Installation takes just minutes

⏰ Validity

• Starts when connecting to a supported network

• Daily reset based on UTC+7 timezone

🔔 Refund Policy

• Technical Issue:

Refund available within 48 hours after activation if the eSIM cannot be activated or used due to a GT eSIM technical issue (Proof required, subject to verification)

• Before Activation:

 Refund available before installation/activation, with a 10% service fee deducted

• After Activation:

No refund once the eSIM is successfully activated (unless required by law)

✈️ Suitable for Multiple Use Cases

Experience blazing-fast 4G/5G connectivity with GT’s Vietnam Travel eSIM. Stay seamlessly connected across Vietnam, using your favorite apps for navigation, social media, streaming, and messaging. Whether you're in bustling cities or tranquil regions, enjoy uninterrupted access wherever you go.