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Asia Explorer 5G eSIM 10 Countries | 3 – 30GB | Data-Only | 30 Days

(23 customer reviews)


Up to 30GB
4G/5G speed
30 Days
Data Only
Use within 90 days

For use in 10 countries



What’s Included?

  • 3 – 30GB (Unlimited data at 128kbps)
  • No daily limit
  • 4G/5G speed
  • 30 days of service from activation
  • For use in 10 countries in Asia
  • China: Automatic VPN is set up to grant access to restricted sites and apps like Google, Facebook, WhatsApp, and more
  • Hotspot/Tethering enabled
  • How do eSIMs work? Check our eSIM setup guide
    • Purchase your eSIM plan, QR code will be sent instantly via email
    • Scan the QR code to add the eSIM to your eSIM compatible phone
    • Turn on data roaming to use the eSIM
  • eSIM must connect to supported network and be used within 90 days of purchase

Thing’s to know

  • The eSIM’s provider is CTM Macau
  • Plan starts when eSIM connects to supported network
  • No ID registration needed
  • No calls or texts included (data-only eSIM)
  • Network Operator list included below
  • Compatible with unlocked eSIM-enabled phones (with EID numbers)
  • Check data usage online
  • List of countries where data is included:
    • China, Hong Kong, Indonesia, Macau, Malaysia, Singapore, South Korea, Taiwan, Thailand & Vietnam

Important Notes

  • Adding the eSIM outside the coverage country may result in a “failed activation,” which is normal. The eSIM will activate once you reach your destination.
  • Turn off the eSIM line and do not turn on data roaming until you reach your destination.
  • Haven’t received your eSIM? Check your junk mail or reach out to us
  • Check network coverage in your intended travel areas; Coverage issues are outside our control and we do not offer refunds.

Troubleshooting Guide

eSIM not working? Don’t stress! Follow this guide to get you up and running.

  1. Disable VPN and any secondary SIM/eSIM lines (for dual SIM phones)
  2. Connect to Wi-Fi and disable airplane mode before scanning the eSIM
  3. Confirm mobile data is sourced from our eSIM (i.e. the correct eSIM profile is selected)
  4. Turn data roaming on (Android: select all network)
  5. Wait up to 10 minutes for activation to occur
  6. APN: ctm-mobile | Username: [blank]  Password: [blank] (Android: select manually)
  7. Turn off automatic network selection and manually choose from the list below.
  8. Restart your phone and/or turn on and off airplane mode
  9. Still not working? Chat with us live, we’re here to help!

We are not affiliated with the network provider. Data allowance may change without notice; check our website for updates.

Network Operator(s) List

Asia Explorer 10 SIM / eSIM Countries (APN CTM-mobile)
Coverage Operator
China CMCC(5G)
Hongkong SmarTone(5G)
Indonesia Telkomsel(5G)
Macau CTM(5G)
Malaysia Maxis(4G)
Singapore Singtel(5G)
Singapore M1(5G)
South Korea SKT(5G)
Taiwan CHT(5G)
Thailand AIS(5G)
Vietnam Mobifone(4G)

*Updated product listing on 1 Jun 2024: Changed provider from CHT to CTM, removed coverage in Cambodia, Japan & the Philippines and added coverage in Taiwan. Network operators have also been updated

List of eSIM Supported Handsets (not exhaustive)

Additional information


3GB, 5GB, 10GB, 20GB, 30GB





Reviews (23)

23 reviews for Asia Explorer 5G eSIM 10 Countries | 3 – 30GB | Data-Only | 30 Days

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Based on 23 reviews
Showing 2 of 23 reviews (4 star). See all 23 reviews

Customer Images

Image #1 from Anonymous
Image #2 from Catherine L.
Image #1 from Anonymous


Flawless service. Worked across 3 different countries: Korea, Japan, Singapore.

(0) (0)
Image #2 from Catherine L.

Catherine L.

Super easy to use and works well, except sometimes the signal drops in certain areas.

(0) (0)
Image #1 from Anonymous
Image #2 from Catherine L.
1-5 of 23 reviews
  1. A

    I had issues from the moment I arrived in Malaysia, it didn’t work properly. Company were very quick to fix but it did take nearly 3 other e-sims to get it to finally work. Worked fine in other countries.

    (0) (0)
  2. H

    Quick response to any questions

    (0) (0)
  3. TM

    Actual data couldn’t be used as advertised

    (0) (0)
    • T

      Hello there are usage on this SIM, if you are having issues with connecting you should contact us as we reply within minutes to resolve any queries.


    • T

      Hello we regret that you are having issues with the eSIM. It seems like it is working in Japan and you are currently in Vietnam.

      Please kindly choose Vinaphone on your network settings to see if it is better. We also ask all customers to please contact us so we can assist to get you connected again.


  4. A
    (0) (0)
  5. A

    Flawless service. Worked across 3 different countries: Korea, Japan, Singapore.

    Image #1 from Anonymous
    (0) (0)
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