Price checked on October 13, 2026
Monty eSIM for Vietnam: our review
- Vietnamese networkNot stated
- Listed
- 3.3/5 · 59 · Trustpilot
- 4 vietnam plans · from $4.50
Verdict
Monty eSIM · 5 GB · 10 days · from $4.50
This page is generated from our eSIM registry and has not yet been reviewed by an editor in this language.
Monty eSIM in Vietnam: the facts
- Vietnamese network
- Not stated
- 5G
- Not stated
- Hotspot
- Not stated
- Phone number
- data only
- Plan starts
- at first connection in Vietnam
- Top-up
- Not stated
- Support
- email, whatsapp
- Trustpilot
- 3.3/5
- 59 · October 13, 2026
- Type
- International eSIM
- Last checked
- October 13, 2026
- Monty eSIM is listed from a one-off check on October 13, 2026; prices may have changed since.
Monty eSIM Vietnam plans and prices
| Plan | Data | Validity | Network | Price | per GB |
|---|---|---|---|---|---|
| Vietnam 5 GB / 10 days | 5 GB | 10 days | Not stated | $4.50 | $0.90 |
| Vietnam 10 GB / 30 days | 10 GB | 30 days | Not stated | $7.99 | $0.80 |
| Vietnam 20 GB / 30 days | 20 GB | 30 days | Not stated | $14.50 | $0.73 |
| Vietnam 50 GB / 30 days | 50 GB | 30 days | Not stated | $27.99 | $0.56 |
Read on Monty eSIM's website on October 13, 2026. Prices in US dollars, before any promo code.
Monty eSIM promo code
Monty eSIM has no public promo code at the moment. Discounts, when they exist, apply automatically through the link below; we remove codes as soon as they stop working.
What Monty eSIM customers complain about
Trustpilot score 3.3/5 on 59 reviews (read on October 13, 2026). The recurring themes:
- no service at all after install
- account + app set-up required before the eSIM works (unclear instructions)
- refund promised or impossible to obtain
- hotspot not working / unexpected card charges
Installing a Monty eSIM 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 Monty eSIM'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 Monty eSIM 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 Monty eSIM 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
Monty eSIM in Vietnam: questions
Which network does Monty eSIM use in Vietnam?
Monty eSIM connects to Not stated.
Is Monty eSIM's unlimited plan really unlimited?
Monty eSIM does not sell an unlimited plan for Vietnam: all its plans have a fixed data allowance.
Do I get a Vietnamese phone number with Monty eSIM?
No. Monty eSIM is data-only: no Vietnamese number, so no Vietnamese SMS. Calls go through WhatsApp or your home line in roaming.
Can I share Monty eSIM's connection as a hotspot?
Not stated
When does the Monty eSIM 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
Some links on this page are affiliate links. We may earn a commission if you buy through them, at no extra cost to you. Rankings are not influenced by commissions.