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4G LTE Prepaid SIM card Recommended New 적립금

Basic Information
Product 4G LTE Prepaid SIM card
Price $26.90
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Your Best, Reliable Friend during Your Trip to Korea

the Most Reliable and Inexpensive Mobile Service in Korea

SIM card

KT Mmobile Prepaid SIM card

Are you planning a trip to Korea? The best communication solution during the trip!
Use Korea’s best 4G LTE prepaid SIM card that allows you to keep using your smartphone,
making calls, text messaging, and internet possible.

The very same product sold in tens of thousands
at three CUs in Incheon International Airport

You can buy it at a discounted price here
(and pick it up in three international airport; Incheon).

KT Mmobile Prepaid SIM Card,
a must-have item for a trip to Korea!

  • Overseas text messaging and voice calls available 100% from anywhere in Korea
  • Completely use up the given data and minutes with combined deduction of voice calls,
    text messages, and the Internet
  • Convenient method of just switching the SIM card (you can do it yourself)
  • Keep using your address book and applications
  • The lowest rates available
  • Use Korea’s 010 mobile number (received calls and messages are free of charge)
  • Low price without a safety deposit

kt Mmobile Prepaid SIM Card Features

Korean NO. 1 Telecom Company

SIM card
SIM card

4G LTE 1GB (3in1)

compatible with all smartphones

$ 30.8 (price at Inchoen Int'l Airport)

13% off $ 2 6 . 9

SIM card

4G LTE 2GB (3in1)

compatible with all smartphones

$ 44.1 (price at Inchoen Int'l Airport)

12% off $ 3 8 . 9


How to Register your SIM Card

1. Go to 'sim.ktmmobile.com'(in free WiFi), submit information and finish registration.

SIM Card

USIM Number and Mobile Number are printed in a sticker on this
manual or on the SIM itself.


When you upload the image of your passport, make sure that your
photo and passport number are clearly shown.
(If not, you might have to upload it again.)

Your SIM card will be activated shortly after your registration(within Max. 1 hour). If you register after the working hours, activation process
will be completed after 9 am on the next day.
Operation hours: Mon-Fri (9AM~8PM), Weekend&Holiday (10AM~8PM), (7 days a week)

2. Insert your SIM card into your phone. (Be cautious of the SIM size in your phone.)

3. Set your phone, following steps written below.

Settings, Airplane mode off, Wi-Fi off, Data Network on, Repeat to turn on and off the power about 4-5 times Power on / off

How to Solve Internet Related Problems

If your internet doesn’t work even after the activation is completed, follow this step.

Android Phone

[Settings] → [Wireless and Networks] → [Mobile Networks] → [Access Point Names] →
[New APN] → input the values on the right rectangle → choose [KT] → restart

Name: KT
APN: alwayson.ktfwing.com
MMSC: http://mmsc.ktfwing.com:9082
MCC: 450
MNC: 08

Iphone (before Iphone6)

1[Setting] → [General] → [Reset] → [Reset Network Settings]

2[Setting] → [Carrier] → Turn off [Automatic] → Press [KT] network → restart

After Iphone6 (including Iphone6)

1(under WIFI condition) go to “www.unlockit.co.nz” → click “Create APN”

2Country : Korea → Carrier : KT → click “Create APN”

3“Install Carrier APN” appears → restart


  • Before using the SIM card, register your card through the mobile website. (sim.ktmmobile.com)
  • All LTE or WCDMA country unlock phones from overseas are available.
  • This SIM card must be inserted in '1st SIM slot' supporting WCDMA in case of dual SIM phone.
  • This SIM card is valid for maximum 30 days after your registration.
    (Even in case of all credit used up, you can still answer call and receive messages for free for scheduled 30 days. It will not be cut off.)
  • Activation with Korean Passport is unavailable.
  • Korean SKT 3G(WCDMA) phones can be used (however, MMS or other additional services may be limited).
    And SKT 2G and all LGU+ phones can not be used.

To Make International Calls

Dial 00345 → Enter Country Code → Enter Area Code → Enter Telephone No.

For the country code and the rate for international call click here.

To Make International Calls

How to Check Credit Balance

  • Call 080-012-0114(ARS; for free of charge) on your phone. You will receive a text message with your credit balance account instantly.
  • Also, you can call 080-770-0114 and ask staff about your credit balance.

How to Recharge

  • You can recharge here in this homepage.
  • Or you can also recharge at any convenience stores in South Korea in every convenience stores, like 7-Eleven, CU and GS25 nationwide 24/7.
  • Where to Recharge
  • Recharge will be finished at the moment and you will receive notification SMS message in real time.
  • KRW 10,000 / 500MB. Recharge amount is unlimited. All the payment methods are supported including almost all the international credit cards.
  • In case of top-up from CVS, 7-11 and GS25 has easier way which you can simply show your Korean phone number and pay the desired amounts to top-up. In case of any language issues, you can show below table to the reception staff.

  • CU has PIN code base top-up system. (customer top-up on their own) Once the staff is done processing, you will get a receipt with PIN codes printed (11 digits). Then call 080-013-0114 (for free) and follow the message on the line.

Statement for Private Policy

kt Mmobile company stores and uses your private information in order to activateSIM card and solve customer's consultative problems.
It will be never misused or disclosed.

Order and Payment

When ordering the product, indicate the pick-up date, the airport name,
your name (as on your passport), and your passport number
in the additional message box

Orders, Changes and Cancels can be made on your order until 15:00 of one days prior to the pick-up date.(GMT+09:00)

If pick-up date is Sunday or Monday, it must be finished until Friday 15:00.(GMT+09:00)


Please check the pick-up location, the open hours and your arrival time for pick-up availability.

It is recommended that you use the free Wi-Fi at the Incheon International Airport.

In case of an exchange, the purchaser is verified with his/her passport.

Uncollected products are held for up to 4 days from the designated pick-up date,
and can be picked up within the period. Uncollected products are not subject to a refund.

1) Incheon International Airport

On the designated date, pick-up the product at ‘Book Store’ located on the arrival floor of the Incheon International Airport. In front of the Exit 7, Millennium Hall, 1F of the Incheon International Airport.Open Hours : 8AM ~ 8PM (Open all year round; Phone: 032-743-0091)

Incheon International Airport
2) Gimpo International Airport

On the designated date, pick-up the product at ‘Baggage Deposit’ located on the arrival floor of the Gimpo International Airport. Follow the board sign the Baggage Deposit on the left side of arrival exit. Open Hours : 6:30AM ~ 7:50PM (Open all year round; Phone: 02-2661-1201)

Gimpo International Airport

Customer Center

Please do not hesitate to contact us for any further questions.

about Purchase or Pick-up : Please send me Facebook Message to ID 'krsim'.
(Your inquiries are responded as checked during the business hours)

about Product, Service, or Register

  1. · Free : 080-770-0114 (on any phone)
    · Charged : 1899-6283 / 070-4906-6283
  2. · Operation Hours (7 days a week)
    Monday to Friday : 9AM ~ 8PM
    Weekends & Holidays : 10AM ~ 8PM

4G LTE Unlimited Data and Prepaid SIM Cards in Korea at the Lowest Price Guaranteed USD 22 | Korea SIM Card powered by kt(Korea Telecom) is a Authentic Company, that provide the best communication solution in Korea with unlimited data, 4G LTE Prepaid SIM and WiFi router. With advanced 4G LTE Technology, Korea unlimited data and prepaid SIM, powered by kt(Korea Telecom), you can avail personal local and international crystal clear voice calling at lowest prices.

Korea unlimited data and 4G LTE prepaid SIM help you to connect to internet with no concern and to your loved ones at exciting rates without any voice attenuation or distortion. Our Korea unlimited data and 4G LTE prepaid SIM users can now avail the opportunity of enjoying lowest rates in making and receiving calls and SMS service across the globe using local number over a lighting fast data connection. Korea unlimited data and 4G LTE prepaid SIM offers all new prepaid services and packages that are best designed for diverse customer requirements.

Korea unlimited data and 4G LTE prepaid SIM allows you to stay connected with your relatives at unbelievable rates and premium telecommunication qualities. Korea SIM card welcomes you to experience its comprehensive customer support system including rapid complaint responses, and billing statements. We love to make things easier and fast for our valuable users hence we integrate latest updates and trends in our Korean unlimited data and 4G LTE prepaid SIM. We encourage you to browse our wide range of packages on Sim Card Korea and incredible offers keenly prepared for you. Rush to our nearest store to get your very own Korea Sim Card and start availing the best services like never before.

Total count : 113Total rate : 4.8/5.0

Please leave your reviews here about 4G LTE Prepaid SIM card.

Product Reviews
No. Title Posted by Date View Point

The network speed is really really good. Highly recommended to get this during trip to Korea.

Chean Sin 2018-01-15 1 5points

This data plan was awesome !With high speed internet, you can post your photo and video to social media without worry in anywhere anytime whenever you like!

Elyna 2018-01-15 1 5points

The price of the product is high, but the international calls are really cheap.

Buying the product was a good choice.

ابراهيم 2018-01-11 8 4points

Easy to locate. Setup pretty straightforward and no fuss. 4G speed was fast and unlimited as advertised. Very satisfied. :)

Vichard 2018-01-08 5 5points

Would suggest to get this SIM card instead of the egg wifi as it’s unlimited and may access to internet anywhere anytime 24/7.

Sooyoung 2018-01-08 6 4points

It took some time before I got it working. Overall, excellent service. The connection and speed is great. Highly recommended.

Biện Bạch Hiền 2018-01-03 12 4points

Fast Speed and great coverage. Highly recommended!

JAN 2018-01-03 5 5points

excellent 4G connection as always! very convenient and user friendly. Will always purchase this SIM card whenever i go to Korea

sakura 2017-12-29 9 5points

It's too fast.

Jacob 2017-12-26 15 5points

It was very fast and easy to obtain, helped us a lot in regards to navigating and exploring more remote neighborhoods and trains

Wei 2017-12-26 8 5points

Smooth and quick process of getting the sim card upon reaching airport. Connection and signal were all good!

Aiden 2017-12-26 7 5points

it is fast response to buy the sim card in the web site and easy to get the sim card in korea, and the 4G/LTE is stable when connect internet.

Jackson 2017-12-22 9 5points

The connection was good and trustworthy. it's especially good when you are on business trip.

Choe 2017-12-21 12 5points

Buying this SIM card is one of the best thing I ever did on our Seoul trip. It made navigating easier and I stayed connected with my family and friends wherever I go. You get unlimited data at super fast internet speed, I couldn't ask for more.

Maxime 2017-12-20 17 5points

韓国に出張に来るたびにここsim cardを使用しています。



SOUSKE 2017-12-20 18 4points

It's much cheaper than buying it at the airport convenience store or ICN desk!

The goods are identical.

I'd like to recommend you buy in advance.

Thérèse 2017-12-20 20 5points

The international calling is really cheap!!

4G data is really fast!!!

İsa Yaşar 2017-12-20 13 5points

It was fine:) Didn't have much problems with it. Staffs also helped when i had trouble installing the sim card.

Jowins 2017-12-19 14 4points

You can easily get your sim card at arrival hall. The speed is very good and you can access it almost everyway in Korea.

Stephanie 2017-12-19 17 5points

excellent 4G connection as always! very convenient and user friendly. Will always purchase this SIM card whenever i go to Korea.

Mariane 2017-12-19 13 5points

Great. Very cheaper than when you buy at the airport. Very easy when you find the place and take it.

Ilyas 2017-12-18 20 5points

The data speed is good. I can do video chat without lagging while walking in the street. It is highly recommended.

Steven 2017-12-18 14 5points

Hello, krsim facebook message sevice very good .

Umair Javed 2017-12-18 23 5points

The goods are too good, but the price is too expensive.

Mylin Martinez Garbi 2017-12-14 22 3points

The network speed is fast with good coverage.

Eric Volt 2017-12-14 15 5points
18 Very convenient and fast download. Mayo 2017-12-11 48 5points
17 Very fast and efficient. Will buy again if i go back korea. The network is stable and quite fast. Customer service at the counter is also good. They will help you with the setup and ensure everything is working before you leave. Highly recommended. It is very easy to buy and use too. Nuri 2017-12-11 49 5points

    Very good. The network is great whether it is easy to share with friends in Busan or Seoul.

miu 2017-12-08 44 5points

The internet speed and coverage are good. Also, easy to activate and no need to return after use!

Yenchia 2017-12-08 37 5points

convenient pick up at airport!

Allison Sherlock 2017-12-07 42 5points
13 The connection was really good. No problems with the speed. Also the procedure for picking up the sim card at the airport was very smooth. Strongly recommended. kok 2017-12-07 44 5points

The speed is great! It's made my trip more convenient because I frequently use it to connect a gps.

froment pierre 2017-12-07 40 4points

Extremely convenient and hassle free!

mathilda matthee 2017-12-07 44 5points
10 It took some time before I got it working. Overall, excellent service. The connection and speed is great. Highly recommended. Amira 2017-12-05 20 4points
9 The sim is super fast and reliable. Highly recommended to whoever loves to connect with the world all the time Mar 2017-12-05 21 5points
8 Excellent!!:) will recommend it to friends..:) SZE 2017-12-05 15 5points
7 It's an ultimate experience using LTE Data Sim Card as compared to Wifi Egg, the LTE connection is really fast and it almost doesn't lost signal even I'm in a festive or concert while wifi egg isn't working at all! CHRISTOPHER 2017-12-05 25 5points

Quick online help when the SIM card didn't activate due to a problem with my phone. I was worried I was in for a hassle, but things were handled in a professional and friendly manner. Best price I found at the airport, too!

Dave osgood 2017-12-04 12 5points

Service is really awesome....I really enjoying 4G LTE service and also i feel that international call rates are pretty cheap!

Sanjay Saini 2017-12-04 20 5points

I was having trouble with the SIM I bought the other day. I messaged the guys on Facebook and they had it fixed up for me in no time. I was very happy with the service I received, thanks!

Tonu cotton 2017-12-04 15 5points

Vert fast internet !! 😃 perfect! :):):):)

Hoi man 2017-12-04 22 5points

Compared to other sites, I think it's the cheapest and best.

MARY GRACE 2017-12-04 12 5points

I recommend you to live here without worrying about it. Because it is a great experience to come to Korea and enjoy the Internet at this speed.

Brian 2017-12-04 15 5points

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