Data-only eSIMs do not come with traditional voice calls but you can use some ways to make a phone call with a data-only eSIM.
Many travel eSIM plans are data-only. In theory, data-only eSIM plans do not come with a traditional phone number, meaning that you cannot make analog phone calls and text SMS via this eSIM line. However, in fact, you can still stay connected with friends and family while traveling, no matter whether your data has a phone number or not. In this article, we will guide you on 04 methods on how to make a phone call with a data-only eSIM.
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A data-only eSIM plan is a digital SIM card that provides internet connectivity without traditional voice calling or SMS texting capabilities.
These plans are designed majorly for accessing mobile data, so they are commonly used by travelers or those people who need Internet access only.
A data-only eSIM plan can be activated quickly by scanning a QR code or entering activation information provided by the eSIM provider manually.
While eSIMs themselves do not have a function to make phone calls (because phone numbers are not associated with the eSIMs), there are still ways to make and receive phone calls with a data-only eSIM.
The most effective way to make phone calls with data-only eSIM is through internet-based calling apps. These apps use Voice over Internet Protocol (VoIP) technology to place and receive calls over your eSIM’s data connection, eliminating concerns about roaming charges. Popular options include WhatsApp, FaceTime (for Apple devices), Skype, Zoom, and Hushed (offers temporary phone numbers in 300+ area codes)
The advantages of using these apps are:
Requirements:
Internet-based calling apps can be ideal to save data roaming charges while traveling.
For businesses, especially in countries where WhatsApp is widely used, like Latin America, parts of Europe and Southeast Asia, they provide WhatsApp numbers for communicating with customers.
Notes:
You can use your eSIM with cellular data to make calls over social media apps. The Messenger app of Facebook and Instagram have calling features. However, like the first option, you are also limited by your contacts who also use the app, but this is an easy way to stay connected.
Note: You should also turn off data roaming on your primary line to save roaming charges while calling or texting.
You can still use your primary phone number for calls and texts while using a data-only eSIM, but careful management is needed to avoid roaming unexpected fees.
You need to take the steps below:
This setup will use your eSIM for internet access and your primary SIM for calls and texts. However, roaming charges may apply. Your carrier will bill you for any calls or texts at international rates, which may vary by carrier and country. It’s a good idea to check with your carrier about their roaming rates in advance.
Modern smartphones support WiFi calling feature, which allows you to make phone calls over a WiFi network using your data plan.
To use this option:
By using WiFi-Calling, you can stay connected without being charged roaming fees. This method gives uninterrupted communication services while relying on your data-only eSIM or available WiFi networks.
It can be said that an eSIM makes it easy to stay connected while traveling, including using WiFi calling over cellular data on travel eSIM. You can visit the Gigago store to find an eSIM plan for your next trip.
Yes, depending on your eSIM plan. Plans with call services provide an international number. For data-only plans, use internet-based apps or your primary number (may incur roaming fees).
Yes, depending on your eSIM plan. Plans with call services provide an international number. For data-only plans, use internet-based apps or your primary number (may incur roaming fees).
The capability to make phone calls with a phone number of Gigago eSIMs varies by destination and plan. For example, Gigago eSIM for Thailand has plans with a Thai phone number and some credit accounts that allow users to make calls with their eSIM during their trip.
Use internet-based calling apps, social media, or your primary number (may incur roaming fees).
If your eSIM includes call services, use it like a regular number. For data-only eSIMs, use FaceTime or other internet-based calling apps to avoid roaming charges.
Whether you use a physical SIM or eSIM during your trip, this guide will walk you through the simple process of reconnecting with your home network and avoid any unwanted roaming charges.
Using one eSIM in multiple countries simplifies international travel and connectivity. Modern eSIM technology lets travelers stay connected across borders without switching physical SIM cards or paying high roaming fees.
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