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East Asia eSIM (Instant Delivery)

Ulaanbaatar, Mongolia
Self-Drive Tours
Instant confirmationSecure checkoutNo hidden fees

About this activity

Stay connected across East Asia with an instant eSIM that delivers within minutes—no physical SIM card needed. Perfect for self-drive explorers and digital nomads who need reliable 4G/5G data without the hassle of local carrier shops.

• 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 arrives instantly; activate in minutes by scanning
  • ✓30 days of mobile data across East Asia including Mongolia
  • ✓4G LTE and 5G speeds where available
  • ✓Mobile hotspot enabled for sharing connection with travel companions
  • ✓No contracts, auto-renewals, or hidden fees—one-time prepaid only

Insider tips

  • ★Verify eSIM compatibility before purchase: devices from China and Hong Kong often lack eSIM support; check your phone model online or contact your carrier
  • ★Install the eSIM before departing home to test it works and avoid connectivity gaps at the border
  • ★Activate within 30 days of purchase; the plan validity clock starts only after installation, so timing is flexible
  • ★Keep your purchase confirmation email handy—supplier support responds via email for troubleshooting

Good to know

  • •Data-only service: voice calls and SMS are not supported; use apps like WhatsApp, Telegram, or Viber for messaging
  • •Requires an eSIM-compatible, unlocked device; most carrier-locked phones cannot use eSIM
  • •No refunds for compatibility issues or itinerary changes—confirm your travel dates and device compatibility before buying
  • •Coverage depends on local network availability; check your carrier's roaming partners in your specific East Asia destinations

Who it's for

Self-drive road-trippers and adventure travelers needing uninterrupted data across East AsiaDigital nomads and remote workers requiring reliable connectivityTravelers who want to skip local SIM queues and avoid roaming chargesGroup travelers using mobile hotspot to share a single data connection

Best time to visit

Purchase and install your eSIM 1–2 weeks before departure to troubleshoot any compatibility issues. Activate it closer to your travel date so the 30-day validity period aligns with your actual trip.

Frequently asked questions

Available
From€10
per person