Top eSIMs for South Korea
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Billion Connect — South Korea eSIM 1 Day 1GB/Day — $0.97
Billion ConnectSouth Korea eSIM 1 Day 1GB/Day 5G
$0.97›
1GB
+ ∞ at 128 kbps
1day
$0.97
$0.97›
1GB
1day
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
Orbit Mobile — Global Pass — $1.00
Orbit MobileGlobal Pass
$1.00›
1GB
1day
$1.00
$1.00›
1GB
1day
Coverage
AU · AT · BD · BE · BG · HR · CY · CZ · DK · EE · FI · FR · GF · DE · GI · GR · GP · HU · IS · IN · ID · IE · IT · LV +53
TetheringTop-up available
1 days
MicroEsim — Japan & South Korea 5G 1 Day / Dail — $1.11
MicroEsimJapan & South Korea 5G 1 Day / Dail 5G
$1.11›
1GB/day
1day
$1.11
$1.11›
1GB/day
1day
5G
Networks
KDDI (4G) · SOFTBANK (4G) · LG (4G, 5G) · SKT (4G, 5G)
Tethering
Unlimited 384kbps after high-speed data is used up.
MicroEsim — Japan & South Korea 5G 5 Days / Tot — $1.21
MicroEsimJapan & South Korea 5G 5 Days / Tot 5G
$1.21›
1GB
5days
$1.21
$1.21›
1GB
5days
5G
Networks
KDDI (4G) · SOFTBANK (4G) · LG (4G, 5G) · SKT (4G, 5G)
Tethering
eSIM4Travel — South Korea - 1GB/1Days — $1.29
eSIM4TravelSouth Korea - 1GB/1Days 5G
$1.29›
1GB
1day
$1.29
$1.29›
1GB
1day
5G
Networks
SKT (5G, 4G) · LG (5G, 4G)
TetheringTop-up available
Unthrottled · This eSIM data package will expire in 180 days from the date of your purchase. Please install and activate it within this period.
Supera link — South Korea - Regular — $1.29
Supera linkSouth Korea - Regular 5G
$1.29›
1GB
7days
$1.29
$1.29›
1GB
7days
5G
Networks
Local Network (4G, 5G)
TetheringTop-up available
eSIM4Travel — South Korea - 1GB/7Days — $1.34
eSIM4TravelSouth Korea - 1GB/7Days 5G
$1.34›
1GB
7days
$1.34
$1.34›
1GB
7days
5G
Networks
SKT (5G, 4G) · LG (5G, 4G)
TetheringTop-up available
Unthrottled · This eSIM data package will expire in 180 days from the date of your purchase. Please install and activate it within this period.
Textr eSIM — South Korea 1GB — $1.39
Textr eSIMSouth Korea 1GB 5G
$1.39›
1GB
7days
$1.39
$1.39›
1GB
7days
5G
Networks
Local Network (4G, 5G)
Billion Connect — South Korea eSIM 1 Day 2GB/Day — $1.53
Billion ConnectSouth Korea eSIM 1 Day 2GB/Day 5G
$1.53›
2GB
+ ∞ at 128 kbps
1day
$0.77
$1.53›
2GB
1day
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
MicroEsim — Japan & South Korea 5G 1 Day / Dail — $1.73
MicroEsimJapan & South Korea 5G 1 Day / Dail 5G
$1.73›
2GB/day
1day
$0.87
$1.73›
2GB/day
1day
5G
Networks
KDDI (4G, 5G) · Softbank (4G, 5G) · LG U+ (4G, 5G) · SKT (4G, 5G)
Tethering
Unlimited 128kbps after high-speed data is used up.
Soovia eSIM — South Korea 1GB 7 Days — $1.75
Soovia eSIMSouth Korea 1GB 7 Days 5G
$1.75›
1GB
7days
$1.75
$1.75›
1GB
7days
5G
Networks
Local Network (4G, 5G)
TetheringTop-up available
Supera link — South Korea - Regular — $1.78
Supera linkSouth Korea - Regular 5G
$1.78›
2GB
15days
$0.89
$1.78›
2GB
15days
5G
Networks
Local Network (4G, 5G)
TetheringTop-up available
Billion Connect — Global eSIM [20 Regions] 1 Day 1GB/ — $1.81
Billion ConnectGlobal eSIM [20 Regions] 1 Day 1GB/ 5G
$1.81›
1GB
+ ∞ at 128 kbps
1day
$1.81
$1.81›
1GB
1day
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
Billion Connect — Global eSIM [20 Regions] 7 Days 1GB — $1.94
Billion ConnectGlobal eSIM [20 Regions] 7 Days 1GB 5G
$1.94›
1GB
+ ∞ at 128 kbps
7days
$1.94
$1.94›
1GB
7days
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
eSIM4Travel — South East Asia - 1GB/7Days — $1.97
eSIM4TravelSouth East Asia - 1GB/7Days
$1.97›
1GB
7days
$1.97
$1.97›
1GB
7days
Coverage
BD · CN · HK · ID · JP · MO · MY · SG · KR · TW · TH · VN
TetheringTop-up available
Unthrottled · This eSIM data package will expire in 180 days from the date of your purchase. Please install and activate it within this period.
Instabridge — 1 GB South Korea eSIM Mobile Data P — $2.00
Instabridge1 GB South Korea eSIM Mobile Data P 5G
$2.00›
1GB
7days
$2.00
$2.00›
1GB
7days
5G
Networks
Local Network (4G, 5G)
Ubigi — Best Asia Prepaid eSIM data plan - — $2.00
UbigiBest Asia Prepaid eSIM data plan - 5G
$2.00›
1GB
1day
$2.00
$2.00›
1GB
1day
5G
Networks
Ubigi (4G, 5G) · Ubigi (4G, 5G) · Ubigi (4G, 5G) · Ubigi (4G, 5G) · Ubigi (4G, 5G) · Ubigi (4G, 5G) +11
Catalog: KHM,CHN,HKG,IND,IDN,JPN,KOR,LAO,MAC,MYS,PAK,PHL,SGP,LKA,TWN,THA,VNM | 1GB | 1 day
RedteaGO — South Korea — $2.00
RedteaGOSouth Korea
$2.00›
1GB
30days
$2.00
$2.00›
1GB
30days
Coverage
KR
This service does not require a physical SIM card. Please activate your data plan within 30 days after purchase. Expired plans that are not activated cannot be used and are non-refundable.
Within the validity period, the network service will be stopped once the data allowance of the plan is fully consumed.
In certain areas or environments with poor network coverage from the operator, the network experience may be lower than 4G
eSIMCard — eSIM Data For 1GB in 3Days, Republi — $2.10
eSIMCardeSIM Data For 1GB in 3Days, Republi 5G
$2.10›
1GB
3days
$2.10
$2.10›
1GB
3days
5G
Networks
KT Corporation II (3G, 4G, 5G)
TetheringTop-up available
eSim will be activated when first byte of data is consumed · Package: DATA-ONLY
MicroEsim — Japan & South Korea 5G 1 Day / Dail — $2.27
MicroEsimJapan & South Korea 5G 1 Day / Dail 5G
$2.27›
3GB/day
1day
$0.76
$2.27›
3GB/day
1day
5G
Networks
KDDI (4G, 5G) · Softbank (4G, 5G) · LG U+ (4G, 5G) · SKT (4G, 5G)
Tethering
Unlimited 128kbps after high-speed data is used up.
Billion Connect — Global eSIM [20 Regions] 1 Day 2GB/ — $2.29
Billion ConnectGlobal eSIM [20 Regions] 1 Day 2GB/ 5G
$2.29›
2GB
+ ∞ at 128 kbps
1day
$1.15
$2.29›
2GB
1day
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
Billion Connect — South Korea eSIM 3 Days 3GB — $2.29
Billion ConnectSouth Korea eSIM 3 Days 3GB 5G
$2.29›
3GB
+ ∞ at 128 kbps
3days
$0.76
$2.29›
3GB
3days
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
Billion Connect — South Korea eSIM 3 Days 1GB/Day — $2.36
Billion ConnectSouth Korea eSIM 3 Days 1GB/Day 5G
$2.36›
1GB
+ ∞ at 128 kbps
3days
$2.36
$2.36›
1GB
3days
5G
Networks
Local Network (4G, 5G)
Max speed
Max speed: No limit
After cap: 128 kbps
After cap: 128 kbps
Tethering
MicroEsim — Japan & South Korea 5G 3 Days / Tot — $2.40
MicroEsimJapan & South Korea 5G 3 Days / Tot 5G
$2.40›
3GB
3days
$0.80
$2.40›
3GB
3days
5G
Networks
KDDI (4G, 5G) · Softbank (4G, 5G) · LG U+ (4G, 5G) · SKT (4G, 5G)
Tethering
Unlimited 128kbps after high-speed data is used up.
Roamless — South Korea - No Expiration — $2.45
RoamlessSouth Korea - No Expiration 5G
$2.45›
1GB
∞
$2.45
$2.45›
1GB
∞
5G
Networks
SK Telecom (3G, 4G, 5G) · LG (3G, 4G, 5G)
TetheringTop-up availablePay as you go
No throttling. · Pay-as-you-go. Unused RoamlessFlex credits never expire. · Roamless eSIM and RoamlessFlex credits never expire. · Roamless eSIM and RoamlessFlex credits can be used globally.
Frequently Asked Questions about eSIM for South Korea
What is an eSIM and how does it work?
An eSIM (embedded SIM) is a digital SIM card built into your smartphone. Instead of inserting a physical chip, you scan a QR code or download a profile to connect to a mobile network in South Korea. It works exactly like a regular SIM for data but without swapping cards.
Is my phone compatible with eSIM?
Most newer smartphones support eSIM, including iPhone XS and later, Samsung Galaxy S20 and later, Google Pixel 3 and later, and many more. Check your phone settings or manufacturer website to confirm eSIM compatibility.
Can I keep my WhatsApp number?
Yes! Your WhatsApp account is linked to your phone number, not your SIM card. When you activate your eSIM data in South Korea, WhatsApp will continue working exactly as before.
When should I activate my eSIM?
Most eSIM providers recommend installing the eSIM before your trip while you still have a stable Wi-Fi connection. The data plan usually starts counting when you first connect to a network in South Korea.
All providers with eSIM plans for South Korea
Textr eSIM
Billion Connect
Orbit Mobile
MicroEsim
eSIM4Travel
Supera link
Soovia eSIM
Instabridge
Ubigi
RedteaGO
eSIMCard
Roamless
BNESIM
eSIMX
Spark Roam
Strong eSIM
Simbye
eSIM.sm
Esimatic
Truely
MobiMatter
Saily
Eskimo
Jetpac
Nomad
Sim Local
Breeze
EtravelSIM
SimOptions
eSIMo
GoMoWorld
Lotso Travel
ConnectedYou
Gigago
Voye Global
TooSim
Yesim
Keep On Roaming
Ohayu
Qrispy eSIM
TropiTrade
ZenSim
GigSky
Airalo
Maya Mobile
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