eSIM Jeju


• Unlimited data with high-speed every day.
• Best connection in Jeju with KT’s network.
• Get your QR code and activate it instantly.
SKU: N/A Category:

Instant Delivery

eSIM is sent via email within 5 to 15 minutes!

Daily Data plans
renew every 24 hours

Get high-speed data everyday during your travel.
No need to make a top-up for more data amount.
Discover the most cost-effective price.

Find the best eSIM Jeju Daily Data plans


0.5GB per day with 4G LTE

*384kbps speed afterward

Data Only plan
Starts at



1GB per day with 4G LTE

*384kbps speed afterward

Data Only plan
Starts at



2GB per day with 4G LTE

*384kbps speed afterward

Data Only plan
Starts at


All our plans include these benefits

Internet Usage


Free mobile

Top-up options available
Validity Days 0.5GB 1GB 2GB
3 Days $4.99 $6.99 $9.99
5 Days $6.99 $9.99 $14.99
7 Days $8.99 $12.99 $18.99
8 Days $9.99 $14.99 $21.99
10 Days $11.99 $16.99 $25.99
Validity Days 0.5GB 1GB 2GB
12 Days $13.99 $20.99 $31.99
15 Days $16.99 $24.99 $36.99
20 Days $21.99 $31.99 $47.99
30 Days $29.99 $43.99 $69.99
Validity Days 0.5GB 1GB 2GB
3 Days $4.99 $6.99 $9.99
5 Days $6.99 $9.99 $14.99
7 Days $8.99 $12.99 $18.99
8 Days $9.99 $14.99 $21.99
10 Days $11.99 $16.99 $25.99
12 Days $13.99 $20.99 $31.99
15 Days $16.99 $24.99 $36.99
20 Days $21.99 $31.99 $47.99
30 Days $29.99 $43.99 $69.99

What you can expect

High-speed Data

Experience the reliable 4G LTE local network.

Instant Connectivity

Get mobile data connection in just a couple of minutes.

Keep Number

Keep your current number and use data with our eSIM.

Near-local Rate

Goodbye to expensive roaming fees. No hidden fee.


High-speed data

Experience the reliable
4G LTE local network.

Instant connectivity

Get mobile data connection
in just a couple of minutes.


Keep number

Keep your current number
and use data with our eSIM.

Near-local rate

Goodbye to expensive
roaming fees. No hidden fee.

150,000+ Travelers like you already used our eSIM

Join them now!
We have helped thousands of customers get hassle-free connectivity. Experience the easiest way to stay connected.

Our Local Network provides best connection in Jeju

eSIM Jeju offers reliable service on the KT’s network. You’ll enjoy 4G LTE speed not only in Jeju but also everywhere in Korea.

1GB of data is enough for most travelers for a day

Watch videos for 1 hr
Kakao Taxi
Request a taxi 100 times
Google Maps
Search 2,500 routes
Make calls worth 2.5 hrs

How it works

Get eSIM at your fingertips, Get ready for your trip!
Step 1

Pick a plan

Choose the plan that suits your travel needs and place an order.

Step 2

Scan the QR code

Receive the QR code via email and instantly scan it to activate.

Step 3

Ready to go!

Have a light and enjoyable trip without any data concerns.

Things to know

Check Compatibility

Before ordering, ensure your device is compatible and unlocked. Check our list of compatible models by clicking here. To briefly check compatibility, dial *#06# on your device and check that your IMEI or MEID is displayed.

Activation Point

Your data plan will start as soon as you connect to local network. You can scan the QR code and install the eSIM in advance. 24 hours is counted as 1 day and counted continuously from the point of service activation.

Expiration Period

Purchased plan can be used within 180 days from purchase. Since it is one-time prepaid data plan, once it is activated, there is no auto-renewals or extra charges.

To get in touch with us, ask eSIM World Team anytime via [email protected].


Yes, eSIM Jeju works not only in Jeju but also 99% of time in Korea. City eSIM Plans help you connect to the best network in the selected city.
If you plan to stay longer in a particular city, consider choosing our City eSIM Plans for added convenience.

You can purchase an eSIM at your convenience, either one day before your travel date or upon arrival at your destination.
Additionally, please note that to install the eSIM, your device must be connected to a Wi-Fi or a cellular data network.

You cannot make phone calls or use SMS with this eSIM plan.
eSIM Jeju Plans are data-only and do not include a local mobile number.

We also offer a top-up service. You can find the “Make a Top-up” button in the email containing your QR code.

Please be aware that as this eSIM plan provides a Hong Kong IP address, you may encounter issues accessing services such as TikTok or other restricted services in Hong Kong.

Our QR code is sent automatically to the email address you’ve written in the order form within 15 minutes. If you haven’t received your email, please check the followings below :
  1. Please check your promotion or spam folder first.
  2. You may have a typo in the email address you provided to us. In this case, please contact us at [email protected], so we can resend it to you as soon as possible.
  3. There might be a delay in completing the payment.
    • If you used iDEAL or a payment method other than PayPal, be aware that the payment transfer to PayPal may take several minutes to hours. Since this process depends on the payment gateways, we recommend contacting them directly for assistance.
    • In some cases, your payment might be pending due to PayPal’s security measures. While we cannot guarantee the timeframe, the payment could be completed within 72 hours.
    • Keep in mind that even if you paid with a credit or debit card, the payment is processed through PayPal. Therefore, it might be subject to PayPal’s security checks, resulting in a pending status. As this is PayPal’s policy, it’s best to contact PayPal’s customer service for assistance.

To get in touch with us, ask eSIM World Team anytime via [email protected].

Customer Reviews

Customer Reviews

Based on 5 reviews
Sin Lei

Great. I appreciate the fast customer service, that's the important thing. Keep up the good work

We’re thrilled to hear that you appreciate our fast customer service, Sin!
Providing prompt and efficient support is one of our top priorities, and it’s wonderful to know we met your expectations.
Your kind words motivate us to continue striving for excellence.
We’re committed to maintaining this high level of service and are grateful for your encouragement.
Thank you for your feedback and support!

eSIM was very easy to use

Very good

Thank you for sharing your positive experience with our eSIM, Mircea!
We're thrilled that you found it easy to use and had a very good experience overall.
Your satisfaction is our priority, and we're committed to providing convenient and reliable services.
If you have any questions or need further assistance in the future, please don't hesitate to contact us.
We appreciate your feedback and support!


eSIM Jeju

We have noticed your recent 1-star review for our eSIM Jeju, Quoc.
But it appears that no specific content or feedback was provided.
Your experience is important to us, and we are committed to addressing any concerns you may have.
If you encountered any issues or have feedback about your experience with our eSIM please consider sharing more details so that we can investigate and work towards a resolution.
Your input helps us improve our services and ensure a better experience for all our customers.
Please don't hesitate to reach out with any information or concerns you may have.
We value your feedback and aim to provide the best possible service.

Elayne Loo Yi Lin

Excellent network coverage and speef

We're thrilled to know that you've had such a positive experience with our network coverage and speed, Elayne!
Providing reliable and fast connectivity is a top priority for us, and it's fantastic to know that our efforts are translating into a great user experience for you.
We continually invest in the latest technologies and infrastructure to ensure our network remains cutting-edge and capable of meeting the increasing demands of today's digital world.
Your satisfaction is our ultimate goal, and your feedback is highly valued. If there's anything specific you appreciate or if you have any suggestions for improvement, please feel free to share—we're always looking for ways to enhance our services.
Thank you for choosing us, and we look forward to continuing to meet your connectivity needs.

Donn Jann Marie

eSIM Jeju

Thank you for your review, Donn Jann!
While your feedback is concise, we're here to address any specific questions or concerns you may have.
If you need more information or have any further feedback, please don't hesitate to reach out.
We're here to assist you with any eSIM-related inquiries or assistance you may require.
Thank you for choosing eSIM Korea!