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Simsima eSIM Plans for South Korea
Compare Simsima's current data plans for South Korea — real prices, checked daily.
- 21
- Plans for South Korea
- $10.78
- Cheapest plan with 7+ days & 3GB+
- #92 / 122
- Price rank in South Korea
- 11/12
- Trust facts verified
21 plans
All prices checked Oct 22, 2026
| # | Data | Duration | Daily cap | Price/GB | Price/day | Price | |
|---|---|---|---|---|---|---|---|
| 1 | 100MB | 7 days | — | $15.36/GB | $0.21/day |
$1.50 $15.36/GB
|
|
| 2 | 1GB | 7 days | — | $3.92/GB | $0.56/day |
$3.99
-2%
$3.92 $3.92/GB
|
|
| 3 |
Best unlimited
Unlimited
Throttled to 1 Mbps after the high-speed allowance
|
3 days |
then 1 Mbps
|
— | $2.13/day |
$10.54
-39%
$6.39 |
|
| 4 | 3GB | 30 days | — | $2.94/GB | $0.29/day |
$8.82 $2.94/GB
|
|
| 5 | Unlimited | 3 days | Not stated | — | $3.33/day |
$9.98 |
|
| 6 |
Best price
5GB
|
30 days | — | $2.16/GB | $0.36/day |
$10.78 $2.16/GB
|
|
| 7 | Unlimited Throttled to 512 Kbps after the high-speed allowance | 3 days |
then 512 Kbps
|
— | $3.60/day |
$10.81 |
|
| 8 | Unlimited Throttled to 1 Mbps after the high-speed allowance | 5 days |
then 1 Mbps
|
— | $3.04/day |
$15.31
-1%
$15.21 |
|
| 9 | Unlimited Throttled to 512 Kbps after the high-speed allowance | 5 days |
then 512 Kbps
|
— | $3.60/day |
$18.01 |
|
| 10 | Unlimited Throttled to 1 Mbps after the high-speed allowance | 5 days |
then 1 Mbps
|
— | $3.60/day |
$18.01 |
|
| 11 | Unlimited Throttled to 512 Kbps after the high-speed allowance | 5 days |
then 512 Kbps
|
— | $3.72/day |
$18.62 |
|
| 12 | 10GB | 30 days | — | $1.86/GB | $0.62/day |
$18.62 $1.86/GB
|
|
| 13 | Unlimited | 7 days | Not stated | — | $3.64/day |
$25.48 |
|
| 14 | 20GB | 30 days | — | $1.47/GB | $0.98/day |
$29.40 $1.47/GB
|
|
| 15 | Unlimited | 10 days | Not stated | — | $3.41/day |
$34.12 |
|
| 16 | 50GB | 30 days | — | $0.95/GB | $1.59/day |
$47.72 $0.95/GB
|
|
| 17 | Unlimited | 15 days | Not stated | — | $3.20/day |
$48.02 |
|
| 18 | 50GB | 90 days | — | $1.35/GB | $0.75/day |
$67.62 $1.35/GB
|
|
| 19 | Unlimited | 30 days | Not stated | — | $2.25/day |
$67.62 |
|
| 20 |
Best price/day
20GB
|
365 days | — | $4.24/GB | $0.23/day |
$84.83 $4.24/GB
|
Other providers in South Korea
Cheapest plan with 7+ days & 3GB+ (5GB+ from 15 days, 10GB+ from 180 days) from each provider, next to Simsima's $10.78. Compare any two in South Korea side by side.
About Simsima
11 of 12 facts confirmedStill researching: Founded
- Headquarters
- Barcelona, Spain
- Legal entity
- Simsima SLU
- Website
- simsima.io
- Refund policy
- Full refund if the eSIM hasn't been installed/activated, there's a technical failure on Simsima's side, or the wrong plan was delivered — not available once installed and connected to a network.
- Validity starts
- Starts when the eSIM first connects to a network in the destination country, not at installation — you can install days or weeks ahead without losing validity.
- Fair-use limit
- No fair-use throttling on Unlimited plans — full speed for the entire validity period; only real network conditions may vary speed.
- Top-ups & rollover
- Add more data anytime from your Simsima account without reinstalling the eSIM.
- Lost device / reinstalling
- Free, unlimited eSIM profile reinstallation if the eSIM is accidentally deleted.
- Billing currency
- Charges in your local currency when supported (USD, AUD, CAD, EUR, GBP, JPY); otherwise standard bank FX rates/fees may apply.
- Support
- Live chat · WhatsApp · Email · 24/7
- Payment
- Card · Apple Pay · Google Pay · Crypto · Alipay
- ID verification
- Not required
Facts verified on Sep 5, 2026 from Simsima's own site
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