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InternationalSIM eSIM Plans for South Korea
Compare InternationalSIM's current data plans for South Korea — real prices, checked daily.
Discount code:
First payment only
- 17
- Plans for South Korea
- $8.96
- Cheapest plan with 7+ days & 3GB+
- #67 / 122
- Price rank in South Korea
- 12/12
- Trust facts verified
Best price/day
InternationalSIM
InternationalSIM
$0.34/day
$0.34/day
$0.30/day
1GB · 30 days
$10.09 total
$9.08 total
17 plans
All prices checked Oct 11, 2026
| # | Data | Duration | Daily cap | Price/GB | Price/day | Price | |
|---|---|---|---|---|---|---|---|
| 1 |
500MB
🌍 Regional
Also valid in: Azerbaijan, Bangladesh, Brunei, Cambodia +21 more
|
1 days | — | $6.88/GB | $3.36/day |
$3.36 (3.00 EUR) $3.36
$3.02 $6.88/GB
|
|
| 2 |
1GB
🌍 Regional
Also valid in: Cambodia, China, Hong Kong, India +12 more
|
1 days | — | $3.36/GB | $3.36/day |
$3.36 (3.00 EUR) $3.36
$3.02 $3.36/GB
|
|
| 3 | 1GB | 7 days | — | $4.48/GB | $0.64/day |
$4.48 (4.00 EUR) $4.48
$4.03 $4.48/GB
|
|
| 4 |
Best price
3GB
|
7 days | — | $2.99/GB | $1.28/day |
$8.96 (8.00 EUR) $8.96
$8.06 $2.99/GB
|
|
| 5 |
Best price/day
1GB
🌍 Regional
Also valid in: Azerbaijan, Bangladesh, Brunei, Cambodia +21 more
|
30 days | — | $10.09/GB | $0.34/day |
$10.09 (9.00 EUR) $10.09
$9.08 $10.09/GB
|
|
| 6 |
3GB
🌍 Regional
Also valid in: Cambodia, China, Hong Kong, India +12 more
|
30 days | — | $4.86/GB | $0.49/day |
$14.57 (13.00 EUR) $14.57
$13.11 $4.86/GB
|
|
| 7 | 10GB | 7 days | — | $1.46/GB | $2.08/day |
$14.57 (13.00 EUR) $14.57
$13.11 $1.46/GB
|
|
| 8 | 10GB | 30 days | — | $1.68/GB | $0.56/day |
$16.81 (15.00 EUR) $16.81
$15.13 $1.68/GB
|
|
| 9 |
3GB
🌍 Regional
Also valid in: Azerbaijan, Bangladesh, Brunei, Cambodia +21 more
|
15 days | — | $7.10/GB | $1.42/day |
$21.29 (19.00 EUR) $21.29
$19.16 $7.10/GB
|
|
| 10 |
10GB
🌍 Regional
Also valid in: Cambodia, China, Hong Kong, India +12 more
|
7 days | — | $2.80/GB | $4.00/day |
$28.02 (25.00 EUR) $28.02
$25.22 $2.80/GB
|
|
| 11 |
Best price/GB
25GB
|
30 days | — | $1.17/GB | $0.97/day |
$29.14 (26.00 EUR) $29.14
$26.23 $1.17/GB
|
|
| 12 |
Best unlimited
Unlimited
|
7 days | Not stated | — | $4.16/day |
$29.14 (26.00 EUR) $29.14
$26.23 |
|
| 13 |
10GB
🌍 Regional
Also valid in: Cambodia, China, Hong Kong, India +12 more
|
30 days | — | $3.25/GB | $1.08/day |
$32.50 (29.00 EUR) $32.50
$29.25 $3.25/GB
|
|
| 14 |
10GB
🌍 Regional
Also valid in: Azerbaijan, Bangladesh, Brunei, Cambodia +21 more
|
30 days | — | $4.82/GB | $1.61/day |
$48.19 (43.00 EUR) $48.19
$43.37 $4.82/GB
|
|
| 15 |
25GB
🌍 Regional
Also valid in: Cambodia, China, Hong Kong, India +12 more
|
30 days | — | $2.02/GB | $1.68/day |
$50.43 (45.00 EUR) $50.43
$45.39 $2.02/GB
|
|
| 16 | Unlimited | 30 days | Not stated | — | $1.87/day |
$56.03 (50.00 EUR) $56.03
$50.43 |
|
| 17 |
Unlimited
🌍 Regional
Also valid in: Cambodia, China, Hong Kong, India +12 more
|
30 days | Not stated | — | $2.50/day |
$75.08 (67.00 EUR) $75.08
$67.57 |
Other providers in South Korea
Cheapest plan with 7+ days & 3GB+ (5GB+ from 15 days, 10GB+ from 180 days) from each provider, next to InternationalSIM's $8.96. Compare any two in South Korea side by side.
About InternationalSIM
Fully verified 12 of 12 facts confirmed- Founded
- 2004
- Headquarters
- Silvolde, Netherlands
- Legal entity
- No Worries Services (Netherlands, KVK 83771085) -- trades as InternationalSIM and Roam-ON.
- Website
- internationalsim.eu
- Refund policy
- 14-day money-back guarantee: full refund if the eSIM QR code has not been scanned or activated, processed to the original payment method in 3–5 business days. Read the policy ↗
- Validity starts
- Smartstart: plans activate automatically on arrival in a covered destination, with the validity period starting then, not at purchase; unactivated plans expire automatically 6 months after purchase.
- Fair-use limit
- Data services are subject to Fair Use Policies set by the local network carrier per InternationalSIM's terms, but no specific data threshold or throttled speed is disclosed.
- Top-ups & rollover
- Existing eSIMs and SIM cards can be recharged with more data through the InternationalSIM customer portal without needing a new eSIM.
- Lost device / reinstalling
- A new eSIM would be required.
- Billing currency
- All InternationalSIM product listings and checkout prices are calculated and charged in EUR (€), including VAT.
- Support
- Email · Phone · Help center · 24/7
- Payment
- Card · PayPal · Apple Pay · Google Pay
- ID verification
- Not required
Facts verified on Sep 5, 2026 from InternationalSIM's own site and details confirmed by InternationalSIM
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