Can my eSIM be used for calls or SMS?

Many new eSIM users wonder if they can make calls or send SMS using Global Komunika eSIM. The answer is no, because Global Komunika eSIMs are designed specifically for internet connectivity (data only). Global Komunika eSIM Is Data-Only Global Komunika eSIM functions entirely as a data network, allowing you to browse the web, access social media, watch videos, and use internet-based apps like WhatsApp, Telegram, or Zoom. However, it cannot be used to make or receive traditional mobile calls or SMS. How to Still Make Calls and Send Messages Even though Global Komunika eSIM does not support cellular calls or SMS, you can still communicate using internet-based apps such as WhatsApp, Telegram, Line, and many others. Conclusion Global Komunika eSIM is focused on internet usage, providing fast and stable connectivity across countries. So, even without traditional call or SMS support, you can continue to communicate smoothly via data-based apps.

15 November 2025

Can My eSIM Connect To a 5G Network?

Global Komunika provides Travel eSIMs with 5G network support in all countries, allowing you to enjoy fast and stable connectivity wherever you are. Your ability to connect to a 5G network still depends on the device you’re using and the availability of local 5G coverage in your area. How can I check if my eSIM supports 5G networks? You can check if your eSIM supports 5G networks through the Product Details section on the product page at Global Komunika. If “5G” is listed under network information, the eSIM can connect to 5G networks in supported areas. Device Also Affects 5G Connectivity Besides the eSIM, your ability to use 5G also depends on the device you’re using. Make sure your smartphone supports 5G technology to enjoy the maximum internet speed provided by Global Komunika’s eSIM. Tips to Optimize 5G Connectivity To ensure a smooth and fast internet experience in Japan, especially when using an international eSIM, it’s important to maximize 5G performance. Here are some simple tips: Ensure your device is 5G-ready and located in an area with sufficient 5G coverage. Enable automatic network settings so your phone can automatically connect to the strongest signal. Regularly update your software to maintain device compatibility and ensure optimal 5G network performance.

15 November 2025