How quickly do I receive my eSIM?

The QR code is delivered within minutes of purchase. You can then activate it on your device at any time within one month.

Can I use this eSIM for phone calls or text messages?

No, this plan is data-only. Voice calls and SMS are not supported. Consider downloading a VOIP app or purchasing a local SIM for calls if needed.

Will this work on my phone?

The eSIM works on devices that support eSIM technology and are not carrier-locked. Most phones from China and Hong Kong do not support eSIM—check your device's specifications or contact your service provider before purchasing.

Can I share this data with other devices?

Yes, mobile hotspot is supported, so you can share your data connection with companions' phones, tablets, or laptops.

Is this plan refundable if I change my travel dates?

No, the plan is non-refundable and non-cancellable. Ensure your travel dates are confirmed before purchase, as no refunds are issued for itinerary changes or compatibility issues.

What should I do if I have connection problems while travelling?

Contact the supplier via email for assistance. Keep your purchase confirmation handy when reaching out to support.

1 / 8

Indochina eSIM (Instant Delivery)

Siem Reap, Cambodia

Self-Drive Tours

Instant confirmationSecure checkoutNo hidden fees

About this activity

Stay connected across Indochina with a 30-day eSIM delivering instant mobile data access upon QR code activation. Designed for travellers exploring Cambodia and the region, this prepaid plan eliminates roaming charges and SIM card hassles with seamless 4G LTE/5G coverage on compatible devices.

• Receive eSIM QR Code within minutes.
• Simply scan the designated QR Code to set up the eSIM.
• Validity Date: eSIM plan starts upon installation.
• Plan Type: Mobile Data only. Voice and SMS not supported.
• Mobile Hotspot: Supported.
• Billing: One-time prepaid package with no auto-renewals or contracts.
• Compatibility: Works with eSIM-compatible devices that are not carrier locked. Please be aware that most devices bought in China and Hong Kong do not support eSIM. It’s advisable to check online to see if your device is eSIM-compatible, or contact your service provider.
• Do ensure your travel plans are confirmed. No refunds or cancellations are given due to eSIM compatibility issues or changes in the itinerary.
• Support: Please respond to the email from the Viator Supplier for any assistance or queries.
• Expiration: Start using the eSIM within one-month of purchase.
• *Connections to major local mobile network at 4G LTE or 5G speeds, depending on availability.

Highlights

✓QR code delivery within minutes of purchase
✓30 days of mobile data coverage across Indochina
✓4G LTE and 5G connectivity where available
✓Mobile hotspot support for sharing connection
✓No contracts, auto-renewal, or hidden fees
✓Activate anytime within one month of purchase

Insider tips

★Activate your eSIM only when you arrive to maximise your 30-day validity window
★Check device compatibility before purchase—most phones sold in China and Hong Kong don't support eSIM
★Use the mobile hotspot feature to share data with travel companions and keep multiple devices online
★Screenshot your QR code as backup in case your email is inaccessible during travel

Good to know

•Data only: calls and SMS are not supported; consider a VOIP app or local phone for voice needs
•Device must be eSIM-compatible and not carrier-locked—verify with your provider beforehand
•Prepaid and non-refundable; no cancellations accepted for compatibility or itinerary changes
•Plan activation begins upon eSIM installation, not purchase date
•Contact supplier via email for technical support or connection issues while travelling

Who it's for

Independent travellers exploring Siem Reap and Southeast AsiaDigital nomads and remote workers needing reliable dataFamilies and groups wanting to share a hotspot connectionTourists seeking hassle-free connectivity without local SIM card transactions

Best time to visit

Activate upon arrival in Cambodia to preserve your full 30-day validity. Purchase 1–2 weeks before departure to confirm device compatibility and receive your QR code in advance.