Stay Connected in Vietnam with eSIM Skyfi (MobiFone Network Partner)
With eSIM SkyFi (MobiFone MVNO) by Vietnamesim.com, travelers can enjoy 7GB of daily high-speed data per day on the reliable MobiFone network infrastructure across Vietnam. This plan runs on Skyfi – trusted virtual network operator (MVNO) partner of MobiFone, offering nationwide coverage and stable connectivity without the need for registration or ID verification.
If you need a simple, high-capacity, data-only solution for Vietnam travel – this plan is for you.
What you can expect
#Top network speed
Enjoy the real-time tested, high-speed 4G/5G data from Vietnam’s leading mobile network.
Instant activation
Receive your eSIM QR code via email within minutes and start using data automatically upon arrival in Vietnam.
Keep primary number
Receive calls and bank OTPs from home while using Vietnam data on your eSIM.
Zero roaming fees
Everything paid upfront, zero hidden fees or roaming costs.
Call, text, and browse easily across Vietnam
Built on Skyfi - a reliable virtual network operator (MVNO) partner of MobiFone, this plan offers stable connectivity without any registration or ID verification.
Simply scan the QR code, connect automatically when you arrive in Vietnam, and start surfing the web within minutes.
Ideal for both short trips and extended stays, this data-only plan includes:
- Nationwide coverage with consistent 4G/5G signal.
- Daily data refresh at midnight (GMT+7) for a smooth, uninterrupted connection.
How it works
Step 1
Choose your plan
Browse our travel data plans, pick the perfect option and place an order.
Step 2
Scan QR code
Receive the QR code and user guide via email (instantly). Simply scan to install.
Step 3
You’re all set!
Enjoy unlimited access through our fast and reliable network.
Things to know

Your eSIM Skyfi (MobiFone MVNO) for Vietnam provides data from Skyfi through MobiFone’s network infrastructure. You can use voice apps to make calls and send texts.

Verify your phone supports eSIM and is unlocked. Check our eSIM compatibility list before purchasing.

Your plan activates automatically after you arrive in Vietnam and connect to the supported network for the first time.

Activate your data plan within 30 days after purchase. No cancellations, refunds, or changes after this period.

Each QR code works only once – never delete your eSIM during use. Contact [email protected] or +1 657-571-1199 if you need help.
Frequently asked questions
If you still have questions about this service? We are here to help
The activation time is upon arrival in Vietnam right after arrival in Vietnam and connect to the Skyfi network.
No. This eSIM plan will be expired after you use up all data or your eSIM validity end.
No, these are data-only plans. Voice calls and SMS are not supported. However, you can use chat and calling apps such as WhatsApp, Zalo, Telegram, or Skype.
Yes, eSIM Skyfi for Vietnam plans allow you to share data. In case the hotspot does not automatically work, please set your eSIM APNs to m-wap.
Like other esims, our Vietnam eSIM works on all device which is equipped with Add eSIM or Add mobile data feature.
They include, but not limited to:
- iPhones XR onwards, except for certain iPhones for China, Hong Kong, Macao market
- Samsung S20 onwards, except for certain Samsung S20/S21 FE and certain Samsung phones for USA and Canada markets.
- Google Pixel 3 onwards, except for certain Google Pixel 3 for Australia, Taiwan, and Japan markets.
For full list and important notes, please refer to https://vietnamesim.com/esim-compatible-devices/.
Yes, eSIM Skyfi (MobiFone MVNO) plans include hotspot feature for sharing data with other devices.
After you place your order, we will send an email with your eSIM information, including QR code, confirmation code and activation guide within 3-10 minutes. Just scan the QR code and follow the user guide.
You can easily check your remaining data balance by dialing *090*5# on your phone’s keypad. A message will appear on your screen showing your current data usage and remaining mobile data.
Yes, of course, you can. But please keep in mind the following things:
- Set your SIM card for phone calls and SMS, and Vietnam eSIM for mobile data on your phone.
- Do not Turn on Auto data switching mode on your phone (if any) to avoid data roaming charge on your primary SIM card.
- International roaming charges might be applied for making phone calls and sending SMS.
So, it is highly recommended to keep your primary phone number active only when you need to receive calls and SMS when you are in Vietnam. Otherwise, make full use of our eSIM’s unlimited data to contact your friends, family members via Apps like WhatsApp, etc.
We provide 24/7 customer support via WhatsApp (+1 657-571-1199) and email to promptly resolve any connectivity issues during your Vietnam adventure.

