Price checked on October 13, 2026
Roami eSIM for Vietnam: our review
- Vietnamese networkViettelMobiFoneVinaphone
- Listed
- 15 vietnam plans · from $1.99
- 5G
- Hotspot OK
- Unlimited
Verdict
Roami connects to Viettel, MobiFone, Vinaphone. Roami · 1 GB · 3 days · from $1.99
This page is generated from our eSIM registry and has not yet been reviewed by an editor in this language.
Roami in Vietnam: the facts
- Vietnamese network
- Viettel, MobiFone, Vinaphone
- https://www.roamiapp.com/vietnam-esim/
- 5G
- Yes
- Hotspot
- Yes
- Phone number
- data only
- Plan starts
- at first connection in Vietnam
- Top-up
- Yes
- Refunds
- Page banner: 100% refund if the eSIM does not activate / cannot connect due to a technical issue on their side; but the page's JSON-LD offers state 'MerchantReturnNotPermitted'. No dedicated refund page found.
- Support
- chat, email, 24/7
- Unlimited
- Not stated
- Type
- International eSIM
- Last checked
- October 13, 2026
- Roami is listed from a one-off check on October 13, 2026; prices may have changed since.
Roami Vietnam plans and prices
| Plan | Data | Validity | Network | Price | Promo code −20 % | per GB |
|---|---|---|---|---|---|---|
| Vietnam 3 Days 1GB | 1 GB | 3 days | ViettelMobiFoneVinaphone | $1.99 | $1.59 | $1.99 |
| Vietnam 3 Days 3GB | 3 GB | 3 days | ViettelMobiFoneVinaphone | $3.99 | $3.19 | $1.33 |
| Vietnam 7 Days 1GB | 1 GB | 7 days | ViettelMobiFoneVinaphone | $3.99 | $3.19 | $3.99 |
| Vietnam 7 Days 3GB | 3 GB | 7 days | ViettelMobiFoneVinaphone | $6.99 | $5.59 | $2.33 |
| Vietnam 3 Days 10GB | 10 GB | 3 days | ViettelMobiFoneVinaphone | $8.99 | $7.19 | $0.90 |
| Vietnam 7 Days 5GB | 5 GB | 7 days | ViettelMobiFoneVinaphone | $8.99 | $7.19 | $1.80 |
| Vietnam 3 Days Unlimited | Unlimitedthen 512 kbps | 3 days | ViettelMobiFoneVinaphone | $10.99 | $8.79 | — |
| Vietnam 15 Days 5GB | 5 GB | 15 days | ViettelMobiFoneVinaphone | $11.99 | $9.59 | $2.40 |
| Vietnam 7 Days 10GB | 10 GB | 7 days | ViettelMobiFoneVinaphone | $14.99 | $11.99 | $1.50 |
| Vietnam 15 Days 10GB | 10 GB | 15 days | ViettelMobiFoneVinaphone | $15.99 | $12.79 | $1.60 |
| Vietnam 30 Days 10GB | 10 GB | 30 days | ViettelMobiFoneVinaphone | $15.99 | $12.79 | $1.60 |
| Vietnam 7 Days Unlimited | Unlimitedthen 512 kbps | 7 days | ViettelMobiFoneVinaphone | $22.99 | $18.39 | — |
| Vietnam 30 Days 20GB | 20 GB | 30 days | ViettelMobiFoneVinaphone | $26.99 | $21.59 | $1.35 |
| Vietnam 15 Days Unlimited | Unlimitedthen 512 kbps | 15 days | ViettelMobiFoneVinaphone | $40.99 | $32.79 | — |
| Vietnam 30 Days Unlimited | Unlimitedthen 512 kbps | 30 days | ViettelMobiFoneVinaphone | $74.99 | $59.99 | — |
Read on Roami's website on October 13, 2026. Prices in US dollars, before any promo code.
Roami promo code
Code web20 gives 20% off at checkout. Tested on October 13, 2026. new users, at checkout
web20Installing a Roami eSIM for Vietnam
- Check that your phone is eSIM-compatible and carrier-unlocked (Settings → About → "Digital SIM" or "EID" on Android, "Add eSIM" on iPhone).
- Buy the plan on Roami's site or app and install it at home on Wi-Fi: scan the QR code or let the app add it.
- Label the line "Vietnam", keep your home SIM for calls and SMS, and turn on data roaming for the eSIM line only.
- Leave mobile data on your home line off before take-off. On landing, select the Roami line for data: the plan starts counting at first connection.
- No signal after a few minutes? Toggle airplane mode, then pick the network manually in the cellular settings.
Alternatives to Roami for Vietnam
For the same trip, here is what the other brands charge: (10 days, 5 GB)
- VietnamobileVietnamobile5 GB/day · 10 days$1.54
- ViettelViettel5 GB/day · 15 days$3.09
- MobiFoneMobiFone1 GB/day · 30 days$3.86
Roami in Vietnam: questions
Which network does Roami use in Vietnam?
Roami connects to Viettel, MobiFone, Vinaphone. Plans on the Viettel network
Is Roami's unlimited plan really unlimited?
No. Roami applies a daily fair-use cap: 512 kbps. Light use is never affected; video and tethering are.
Do I get a Vietnamese phone number with Roami?
No. Roami is data-only: no Vietnamese number, so no Vietnamese SMS. Calls go through WhatsApp or your home line in roaming.
Can I share Roami's connection as a hotspot?
Yes
When does the Roami plan start?
The plan starts at first connection in Vietnam. Install it at home, keep data roaming off on that line until you land.
Related guides
Other eSIM brands for Vietnam
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