eSIM with data in South Korea
- High Enjoy your trip with Unlimited data in South Korea.
- Receive your QR code and connect instantly.
- Keep your WhatsApp number on your cellphone.
- No subscriptions or signatures. Easy to set up.
- Connect to the best networks in South Korea.
- Forget about roaming and searching for public WiFi networks.
You'll receive an email with your eSIM in seconds, no matter where you are.
Buy an international eSIM for South Korea and never pay for roaming again. Connect to unlimited Internet at 3G / 4G / LTE speed in minutes and stay in touch with your family and friends.
It’s easy to start using our services. After your purchase, you will receive a QR code in your email, scan it with your smartphone camera, install and enjoy a fast and stable Internet connection in South Korea.
All smartphones with eSIM technology-enabled are compatible.
- Networks: KT Corporation
- Speed: 3G/ 4G / LTE
- Tethering / Hotspot: No
- Data packages: Unlimited
- Days of use: 5, 7, 10, 15, 20
- FUP: No
- Phone number: No
- Plan type: Prepaid
- SMS: No
- Analog calls: No, only through apps (VOIP).
- Activation: Automatic, activated when connected to a cellular network.
- Compatibility: all smartphones with eSIM technology enabled. Operation on smartwatches and tablets is not guaranteed.
- Coverage: You will have stable coverage in cities such as Seoul, Busan, and other cities and tourist areas of South Korea.
- Shipping: via email.
- Delivery time: immediate, after purchase.
- Installation: scan a QR code.
- ID required: No
- Technology: eSIM
- Designed for: tourism, backpackers, vacations, digital nomads, and business.
- Speed reduction: the eSIM includes unlimited data for the contracted time. However, please note that the carrier may reserve the right to apply a Fair Usage Policy.
Conoce por qué nuestra eSIM de viajes internacionales es tu mejor elección de datos móviles para tener internet en el extranjero y mantenerte conectado en tu próxima aventura.
Very easy to use
Set up your data plan by scanning a simple QR code. Activate the eSIM when you land and you’ll be connected instantly. All products come with thorough instructions.
Unlimited data plans
No more top-ups or worrying about running out of data. With a prepaid unlimited data in South Korea, you can relax knowing we’ve got you covered.
Keep your WhatsApp number
You can call and message all your contacts on WhatsApp, like you’re in the same country. Don’t lose touch with family and friends.
24/7 customer support
The eSIM is easy to use, but if you have questions or experience technical issues you can reach us by email or our 24 hour chat support. We’re here to help.
If you’re in a rush or you’re already traveling, don’t worry about waiting for delivery. We send the South Korea eSIM immediately to your email, so you can connect in seconds.
Keep your original SIM for calls
The eSIM is digital, so your original SIM will work as usual if you need it.
How does the Holafly eSIM work?
Check your phone is compatible with eSIM
Check if your smartphone is compatible
Buy your prepaid eSIM
Chose the plan that suits you best and buy your eSIM card from our online store.
Scan the QR code
It’s easy. Just scan the QR code we send you and turn on data roaming from your settings. Now you can enjoy browsing the web.
What you should know
No local phone number
This eSIM only includes data. It does not allow you to make cell phone calls or send SMS messages. You can still use WhatsApp or Skype to call your contacts.
Your phone must be compatible with the eSIM
Make sure that your phone is unlocked and that it is one of our supported devices: Apple iPhone XR, XS, XS Max, 11, 11 Pro and 11 Pro Max, 12, 12 Mini and Google Pixel 3, 4, 5.
Install before you travel and take off
Scan the QR code from your smartphone settings and add the data plan. But don’t activate it until you land at your destination. Take the printed QR code on your travels just in case.
We will send you the eSIM to your e-mail
As soon as you make your purchase, you will receive the instructions to install and activate your international travel eSIM and have unlimited internet on your next adventure!
Installation instructions with QR code
Manual installation instructions
DON’T stress about your phone service when you travel abroad! I used Holafly to travel home to California this year. The instructions were super easy to follow and I had no problems with the service for the whole 20 days that I used it. It was nice not to worry about how much my phone company was going to charge me for service abroad.Verified buyer
I have used your Sim for my trip to the USA! I recommend it 100%. Thank you very much for your service.Verified buyer
I swear that Holafly has a customer service that is to cry with pleasure ;___; In no time will I buy another unlimited data SIM for Japan because the first time it worked wonderfullyVerified buyer
A complicated request was solved urgently within 24 hours of traveling. They are wonderful and I recommend it to everyone. Thank you HolaFly team!Verified buyer
Frequently Asked Questions about the South Korea eSIM
When does my data plan start?
Your plan starts the moment you activate your eSIM by scanning the QR code on your smartphone.
Can I renew or extend the data on my eSIM?
Yes, you can do so by logging into your HolaflyCenter on the Holafly website. You will find the data plans you can purchase there. Once you’ve made your purchase, it will be activated immediately on the eSIM you have linked.
Can I make phone calls and send messages with my Holafly eSIM?
The USA eSIM only allows you to use mobile data. It does not include a local phone number for mobile calls or messages. You can still make calls using apps like WhatsApp.
Can I share data with other devices?
No, with the South Korea eSIM you can’t share data between devices.
Which devices work with the eSIM card?
You can check if your
How do I set up the eSIM on my device?
After your purchase, we will send a QR code to your email. Either print the QR code or open it on your computer. On yor cell phone, go to Settings > Mobile Data > Add Data Plan and scan the QR code. Your phone will allow you to assign a specific name to this data plan. You will now be able to switch between your Holafly data plan and the original plan from your provider. The Holafly data plan will only be operational once you arrive at your destination. Once you land, turn on data roaming on your cell phone settings and activate the Holafly data plan. Consult your phone’s user manual for more details on adding a data plan. All eSIM products come with comprehensive set-up instructions.
When will I receive my eSIM?
Once you purchase an eSIM, you will receive it immediately to your email address. You then just need to scan the QR code to activate the SIM. Note that no refunds can be made once you purchase your eSIM. See our refund policy for more information.
When should I set up my eSIM?
Set up your eSIM before your departure. Once you reach your destination, just activate the data plan and turn on data roaming. We recommend you print the QR code and take it with you on your vacation just in case. Remember that you need internet access to activate the eSIM. Set up is quick and you will be able to enjoy your data plan right away.
Can I keep my WhatsApp number?
You don’t need to do anything to keep your WhatsApp number. You’ll automatically keep your number, contacts and conversations.
How can I check my data balance?
You can check how much data you have by going to your device’s data settings. Our support team cannot tell you how much data you have remaining.
How quick is the Holafly eSIM?
The Holafly eSIM offers maximum speed coverage (4GLTE). But bear in mind that in some areas of limited coverage there may be a lower speed connection.
How many times can I use my eSIM card?
Your eSIM can only be activated on one device. If you delete the eSIM from your device, you will not be able to reuse it. You cannot scan the QR code on two devices, but you can share data between devices by setting up a hotspot on your cell phone.
Do I have to activate data roaming on my device?
Yes. To ensure that your eSIM gets the best coverage, you must turn on data roaming on your mobile settings. This will not incur any additional charges, as long as you have already set up the Holafly eSIM.
How can I delete the Holafly eSIM once I’ve used my data?
You don’t need to delete the eSIM. But if you want to, please see how to delete eSIM on iOS and Android.
What do I do if I delete or lose my eSIM’s QR code?
If you cannot find the code, please contact our 24/7 customer support team at [email protected] or our online chat function. We will resend the code to your email.
Can I use my SIM card and Holafly eSIM at the same time?
If you are using an Apple device, you can use your SIM card and your eSim at the same time. Choose the Sim card for phone calls and SMS, and Holafly eSIM for data from your device. Please remember that if you leave your Sim card activated, your network provider may apply data roaming charges to receive or make phone calls as well as SMS.
What happens if I use up my data or my days of validity?
If you use all your data or run out of days, your eSIM card will no longer work and you will lose internet connection.
How do I get a refund?
The eSIM is a digital product. Holafly cannot check if you have used the data plan associated with the eSIM card. Therefore, once your eSIM is delivered, we cannot offer a refund. Please see our eSIM Refund Policy for more information.
What eSIM data plan should I choose for South Korea?
You can choose 5 days unlimited data, 7 days unlimited data, 10 days unlimited data, 15 days unlimited data and 20 days unlimited data. You can contact us at any time if you’re not sure which plan is best for you.
Which eSIM carrier will I connect to in South Korea?
The South Korea eSIM uses KT Corporation, one of the best eSIM providers in the country.
Can my connection speed be reduced?
This eSIM includes unlimited data for the contracted time. However, please note that the operator may reserve the right to apply a Fair Usage Policy, as it applies to all other network users. In particular, if the operator estimates the usage of more than 90GB of data in a month, it may temporarily reduce the speed to between 256-1024KB to avoid affecting other users. This limitation is intended to prevent network saturation and will be removed within 24 hours. If you think the local operator has limited your speed, please get in touch with us by chat, and we will check if there is any incidence and how to restore your rate to the maximum speed allowed by the network.
20 days unlimited data
Check that your device is compatible with eSIM
Don't worry; we are here for you!
If you have any difficulty in this process, you can find us 24/7 in our Support Live Chat.