# SimSmash eSIM plans for South Korea

> 30 active SimSmash plans that cover South Korea, from $0.89.
> Updated September 23, 2026. Prices in USD. Web page: https://esimguide.com/south-korea-esim/simsmash

## Networks in South Korea

As stated by SimSmash: KT (5G), LG U (5G), SKTelecom (5G). The technology is the fastest the provider states, not a measured speed.

## Plans

Where plans share the same data, validity and coverage type, only the cheapest is listed: 21 distinct of 30 plans.

| Plan | Data | Validity | Price | Coverage | Network | Hotspot | Voice | SMS | Phone number | Top-up | ID check | Breakout |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| South Korea 1GB for 7 Days | 1 GB | 7 days | $1.19 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Asia 1GB for 7 Days | 1 GB | 7 days | $4.99 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| Asia 3GB for 15 Days | 3 GB | 15 days | $8.90 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| South Korea 3GB for 30 Days | 3 GB | 30 days | $2.59 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Asia 3GB for 30 Days | 3 GB | 30 days | $10.99 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| South Korea 5GB for 30 Days | 5 GB | 30 days | $3.69 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Asia 5GB for 30 Days | 5 GB | 30 days | $15.99 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| South Korea 10GB for 30 Days | 10 GB | 30 days | $5.99 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Asia 10GB for 30 Days | 10 GB | 30 days | $26.99 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| South Korea 20GB for 30 Days | 20 GB | 30 days | $10.99 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Asia 20GB for 30 Days | 20 GB | 30 days | $45.99 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| South Korea 50GB for 30 Days | 50 GB | 30 days | $20.40 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Asia 50GB for 180 Days | 50 GB | 180 days | $94.99 | 19 countries | 5G | Yes | — | — | — | Yes | No | HK |
| South Korea Daily Unlimited 500MB/day | 500 MB/day, then throttled | 1 day | $0.89 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| South Korea Daily Unlimited 1GB/day | 1 GB/day, then throttled | 1 day | $1.60 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Global Daily Unlimited 1GB/day | 1 GB/day, then throttled | 1 day | $5.59 | 116 countries | 5G | Yes | — | — | — | Yes | No | GB |
| South Korea Daily Unlimited 2GB/day | 2 GB/day, then throttled | 1 day | $2.49 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| Global Daily Unlimited 2GB/day | 2 GB/day, then throttled | 1 day | $9.19 | 116 countries | 5G | Yes | — | — | — | Yes | No | GB |
| South Korea Daily Unlimited 3GB/day | 3 GB/day, then throttled | 1 day | $2.89 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| South Korea Daily Unlimited 5GB/day | 5 GB/day, then throttled | 1 day | $4.69 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |
| South Korea Daily Unlimited 10GB/day | 10 GB/day, then throttled | 1 day | $5.99 | South Korea only | 5G | Yes | — | — | — | Yes | No | SG |

Yes / No are what the provider states. Varies means it differs across the plan's coverage. — means the provider does not say, which is not the same as No.
Breakout lists every country the provider declares for the plan; where it names several, which one serves this destination is not stated.

## More

- [All providers for South Korea](https://esimguide.com/south-korea-esim.md)
- [SimSmash plans for South Korea, with filters](https://esimguide.com/south-korea-esim/simsmash)