---
title: 'Stripe Vs Unlimit Vs KG Inicis: 7 Best Payment Gateway Providers In South Korea (2026)'
description: 'Stripe (#1), Unlimit (#2), KG Inicis and 4 more payment gateway providers in South Korea, scored on 11 weighted criteria for cross-border merchants.'
url: 'https://www.unlimit.com/blog/payments/payment-gateway-provider-south-korea/'
image: 'https://cdn.unlimit.com/wp-content/uploads/2026/10/21144834/test-payment-gateway-provider-south-korea-thumbnail-2.webp'
language: en
published: '2026-10-21T15:01:52+00:00'
modified: '2026-10-21T15:02:05+00:00'
categories:
  - Payments
---

> The index of this site for AI agents is at https://www.unlimit.com/llms.txt

# Stripe Vs Unlimit Vs KG Inicis: 7 Best Payment Gateway Providers In South Korea (2026)

A ranking of 7 payment gateway providers in South Korea for cross-border merchants, by local method coverage, non-resident onboarding, settlement and FX, licence, multi-market reach and six more criteria, verified October 2026.

## Key takeaways

- Stripe leads at #1 with 8.2 / 10 for cross-border merchants entering South Korea.
- Picks by business type: KG Inicis for enterprises (#3, 6.5 / 10), Toss Payments for teams integrating by API (#4, 6.3 / 10) and NICE Payments for small businesses (#5, 6.0 / 10).
- Unlimit ranks #2 at 6.6 / 10 and is the pick for online stores; its regulatory licence score holds it back.
- Onboarding splits the field: published information on non-resident onboarding was found for 5 of 7 ranked providers. A foreign company should first check whether it can sign a contract.
- Licences must be checked in the regulator’s register, where 0 of 7 ranked providers were found. Local method coverage is documented for 7 of 7.
- Choose in order: onboarding, licence, settlement (7 of 7), multi-market reach (5 of 7), payouts (6 of 7), then methods; no provider suits every business.

## The short answer

Stripe (#1, 8.2 / 10) is the top-ranked payment gateway provider in South Korea for cross-border merchants entering South Korea, followed by Unlimit (#2, 6.6 / 10) for online stores and KG Inicis (#3, 6.5 / 10) for enterprises, ranked on a weighted score out of 10. Published information on non-resident onboarding was found for 5 of 7 ranked providers, and on licences for 5 of 7.

## The ranking

Seven payment gateway providers in South Korea, ranked by a weighted score out of 10 and verified October 2026.

| Rank | Provider | Best for | Price band | Score / 10 |
|---|---|---|---|---|
| 1 | Stripe | Cross-border merchants entering South Korea | Mid | 8.2 |
| 2 | Unlimit | Online stores | Mid | 6.6 |
| 3 | KG Inicis | Enterprises | Mid | 6.5 |
| 4 | Toss Payments | Teams integrating by API | Mid | 6.3 |
| 5 | NICE Payments | Small businesses | Low | 6.0 |
| 6 | KakaoPay | Teams integrating by API | Low | 5.3 |
| 7 | NHN KCP | Online stores | Mid | 5.3 |

*Price bands: Low = published card rate of 2.9% or less per transaction, with no monthly fee. Mid = published card rate above 2.9%, a published monthly fee, or quote-based pricing. High = enterprise contract or interchange++ pricing with a setup fee or a monthly minimum (no entry in this list). Scores: Unlimit scoring rubric, see How this was scored. Source: providers’ pricing pages, October 2026.*

## What is a payment gateway provider in South Korea?

A payment gateway provider connects an online store to card networks, banks and the other payment methods its customers use. The gateway handles the authorisation and settlement of each payment. According to Hurain Technologies, a gateway integration in South Korea must also account for [VAT at 10 percent, local payment methods such as KakaoPay and Naver Pay, and the Personal Information Protection Act (PIPA)](https://www.huraintechnologies.com/services/payment-gateway-integration/republic-of-korea).

## How this was scored

Each provider is scored out of 10 on the weighted criteria below, each criterion against the best provider in the comparison, which scores 10. Unlimit is scored by the same process and its position is not edited.

Published by Unlimit. Unlimit is #2 on this list and is scored on the same rubric as every other entry.

Known limitations: only providers serving South Korea online were scored; price bands reflect published rates or, where none are published, the pricing model, and a merchant’s quote may differ; the publisher of this list is ranked in it; the list is not professional advice.

| Criterion | Description | Weight |
|---|---|---|
| Local method coverage | Which of the market’s cards, local card schemes, instalments, wallets, bank transfers and cash methods the provider accepts online. | 18% |
| Developer experience | API documentation, hosted checkout, SDKs and plugins available for integration. | 10% |
| Pricing transparency | Whether the provider publishes its rates and fees, and how much of its pricing is published. | 8% |
| Settlement & FX | How the merchant receives its own funds: settlement timing, local and foreign settlement currencies, multi-currency accounts, FX handling and the accounts it can settle to. | 12% |
| Regulatory licence | Licence or authorisation verified in the regulator’s public register, not by the provider’s own claim. | 12% |
| Non-resident onboarding | Whether a merchant without a local entity, local tax ID or local bank account can open an account to accept payments in the market, and on what conditions. | 14% |
| Multi-market reach | How many named markets the provider accepts payments in, and whether one integration, account or contract covers the market together with other named markets. | 12% |
| Payout capability | Whether the provider sends payouts to third parties such as sellers, partners and customers, by API or in bulk, to which methods, including cards and instant local rails, and in which markets and currencies. | 4% |
| Local acquiring | Whether the provider acquires card payments in the market itself, under its own licence or principal card-scheme membership, or through partner acquirers. | 4% |
| Support & reliability | Published support channels, status information, security certification, and incidents or sanctions. | 4% |
| Recurring & card-on-file | Subscription and recurring-payment APIs, stored-card tokens, network tokens, card-data updates and the import of tokens from another provider. | 2% |

*Sources: every provider fact was checked against the provider’s own pages or filings in October 2026; market figures carry their source and date inline.*

## Where Unlimit fits

For a merchant selling into South Korea from abroad, Unlimit is #2 of 7. The regulatory licence criterion limits its score, because no published information shows a licence for South Korea. Unlimit operates as global financial infrastructure, enabling cross-border commerce for businesses, consumers and AI agents.

Unlimit states on its website that it offers access to over 150 currencies across at least 200 locations worldwide, a global figure and not a South Korea count ([Unlimit website](https://www.unlimit.com/)). Such figures describe Unlimit worldwide, not any single market. Coverage varies by market. Unlimit’s payment methods are published in its documentation, and Unlimit enables them for each merchant during onboarding.

Businesses incorporated outside South Korea can accept payments from customers in South Korea through one Unlimit API integration, without a company, office or bank account in South Korea. During onboarding, Unlimit tells each merchant which documents each payment method needs. If Unlimit does not hold a licence itself, it processes payments through licensed partners and settles in the currency agreed with the merchant.

Unlimit states in a [blog guide](https://www.unlimit.com/blog/payments/best-payment-gateways-for-e-commerce-businesses-in-2026/) that its local acquiring licences let merchants operate without setting up their own entities in each market, and give them settlement in the market’s currency. The guide does not name South Korea, the conditions, the documents or the currencies.

Unlimit is right for a business already operating across APAC and other regions that wants to add Korean methods with a partner it already uses. It is not the best fit for a merchant whose procurement requires a licence number checked in a regulator’s register before contracting, since regulatory licence is the criterion that limits its score.

Start accepting payments in South Korea and globally with one integration

[Talk to sales](https://www.unlimit.com/contacts/)

## Every entry

Each card below carries one strength and one criticism, in rank order.

### Stripe

- Verdict: Stripe suits cross-border merchants in South Korea without a South Korean entity that want broad local method coverage from one provider.
- Best for: Cross-border merchants entering South Korea.
- Price band: Mid. Per-transaction fee by payment method, no setup or monthly fees, custom pricing for large volumes, no published South Korean rates ([Stripe pricing page](https://stripe.com/en-cy/pricing)).
- Company: Stripe also sells company formation: its [Atlas page](https://stripe.com/en-cy/atlas) states that a founder can be incorporated within two business days and ready to bank, fundraise and accept payments, presenting Delaware incorporation without naming South Korea.
- Strength: [Stripe states](https://docs.stripe.com/payments/countries/korea) that a business can accept payments from customers in South Korea without a local South Korean entity by using Stripe and its local processor partner, and its [payment-method page](https://stripe.com/payment-method/korea) adds that no local entity or bank account is required in new markets, though that sentence does not name South Korea.
- Criticism: Customers are [redirected to the checkout page of a local processor partner](https://docs.stripe.com/payments/kr-card/accept-a-payment) that the documentation does not name, so a merchant should ask which licensed entity processes its Korean payments and where that licence can be checked before signing.
- Use cases: Stripe’s documentation says a business can accept payments from [the majority of payment methods available in South Korea](https://docs.stripe.com/payments/countries/korea), without naming the methods in that sentence.
- Risk signals: [Stripe cautions](https://docs.stripe.com/payments/countries/korea) that a business serving South Korean customers must comply with South Korean legal and tax requirements, and its [dynamic payment methods documentation](https://docs.stripe.com/payments/payment-methods/dynamic-payment-methods) says a method missing from the Dashboard settings is not supported by Stripe or in the country where the account is registered, without naming South Korea.
- Score: #1 of 7, 8.2 / 10, verified October 2026.

### Unlimit

- Badge: Publisher’s entry
- Verdict: Unlimit suits online stores in South Korea that want Korean cards, wallets and online banking under one API integration.
- Best for: Online stores.
- Price band: Mid. No published rates.
- Company: Unlimit states on its [payment processing page](https://www.unlimit.com/payment-processing/) that it relies on its local licences to accept payments without intermediaries, and the same page lists a PCI DSS Level 1 Certified Service Provider certification and compliance with PSD2, PCI Level 1, SCA and 3D Secure 2.0, without naming South Korea.
- Strength: Its [South Korea coverage page](https://www.unlimit.com/coverage/apac/south-korea/) lists Visa, Mastercard, Diners, Discover, Apple Pay and Google Pay cards, the Kakaopay, Naver Pay and PayPal wallets, and online banking through Kookmin Bank, Woori Bank, Shinhan Bank and KEB Hana Bank, and a [partnership release](https://www.unlimit.com/blog/press-release/unlimint-partners-up-with-alipay-to-accelerate-the-connection-of-thousands-of-global-online-merchants-to-over-1-billion-consumers/) from the time it was named Unlimint adds access to e-wallets and bank apps from across Asia without naming South Korea.
- Criticism: Unlimit’s pages describe its licences only in general terms. Before signing, a merchant should ask for the contracting entity’s name and register number, which are needed to verify the licence.
- Use cases: Its [payouts page](https://www.unlimit.com/payouts/) says payouts go through key local and global APMs across LATAM, APAC, Africa, India, the EU and the UK in real time with a single API integration, for sellers and partners of marketplaces in several currencies, and the [Create payout operation](https://integration.unlimit.com/api-reference/7c2fed10fa5c4-create-payout) in its integration documentation can use an initial payment id or recurring id instead of a card account. A business can verify itself online through the [Corporate route of Unlimit Accounts](https://www.unlimit.com/en-apac/), integrate through [plugins for Magento, WooCommerce, OpenCart and PrestaShop](https://integration.unlimit.com/) with testing data and backend, frontend and mobile SDKs after a sandbox first integration, and send payment links by [social media, messaging or email](https://www.unlimit.com/payment-processing/) without prior setup.
- Risk signals: Unlimit’s payment processing page says merchants get direct settlement into their wallets or accounts but names no settlement timing or currencies, so ask for both. Its [APAC page](https://www.unlimit.com/en-apac/) says the multicurrency account converts funds between assets and sends to SEPA and SWIFT channels, so ask who sets the conversion rate.
- Score: #2 of 7, 6.6 / 10, verified October 2026.

Start accepting payments in South Korea and globally with one integration

[Talk to sales](https://www.unlimit.com/contacts/)

### KG Inicis

- Verdict: KG Inicis suits enterprises and Korea-registered merchants that want published fee tables and wide card coverage.
- Best for: Enterprises.
- Price band: Mid. Published per-method fees excluding VAT, some negotiated ([KG Inicis payment methods and fees page](https://www.inicis.com/pg-method)).
- Company: KG Inicis’s [company profile](https://www.inicis.com/intro-inicis) names (주)케이지이니시스 with business registration ID 220-81-55597, and a [republished news article](https://www.inicis.com/blog/archives/127486) states that it finished its electronic financial business registration with the Financial Supervisory Service for prepaid electronic payment instruments, giving no registration ID.
- Strength: KG Inicis [publishes a fee table](https://www.inicis.com/pg-method) for its payment methods with fees stated excluding VAT, including a bank transfer fee of 1.80% to 2.00%.
- Criticism: Its [electronic contract](https://www.inicis.com/pg-docs) is signed over the internet with a general-purpose certificate or mobile phone authentication in the name of the representative, and it publishes separate contract guides for general and hosting merchants and for self-operated merchants (자체가맹점), so a foreign company should ask which category applies and whether it can sign before applying.
- Use cases: It [offers interest-free instalment marketing](https://www.inicis.com/pg-method) through partnerships with all domestic card companies in South Korea, and for merchants serving overseas customers it provides overseas credit card payment via Visa, Mastercard, JCB, Amex, Diners and UnionPay cards.
- Risk signals: The fee for overseas cards is separately negotiated and varies by business sector, and the fee for WeChat Pay and Alipay is also [separately negotiated](https://www.inicis.com/pg-method), so request a quote for those before comparing totals.
- Score: #3 of 7, 6.5 / 10, verified October 2026.

### Toss Payments

- Verdict: Toss Payments suits teams with a Korean business registration that integrate by API and want wide wallet coverage, while foreign merchants face registration checks first.
- Best for: Teams integrating by API.
- Price band: Mid. Per transaction with a monthly fixed fee on payouts, no published amounts ([Toss Payments blog article on fees](https://www.tosspayments.com/blog/articles/30365)).
- Company: The footer of a [Toss Payments FAQ page](https://www.tosspayments.com/faq/76) names 토스페이먼츠 주식회사 as the company behind it, with business registration ID 411-86-01799 and mail-order business report ID 제2020-서울강남-01164호.
- Strength: Its payment window supports cards and digital wallets, and its [quick reference](https://docs.tosspayments.com/guides/v2/get-started/llms-quick-reference) lists the method codes CARD, VIRTUAL\_ACCOUNT, TRANSFER, MOBILE\_PHONE, EASY\_PAY and CULTURE\_GIFT\_CERTIFICATE as documentation capability.
- Criticism: Its [card-screening checklist](https://www.tosspayments.com/blog/articles/53711) requires the website footer to show a business registration number matching the registration certificate, and its [sub-merchant e-contract guide](https://www.tosspayments.com/blog/articles/34303) says the settlement account must be in the name of the applying business. Neither page addresses foreign merchants, so a business without Korean registration should check its eligibility before applying.
- Use cases: A merchant selling to overseas buyers can request the [foreign card option](https://docs.tosspayments.com/guides/v2/learn/foreign-payment), whose contract is registered within 2 business days of the request, followed by 10 to 14 business days of additional card company review.
- Risk signals: One merchant ID holds [one currency only](https://docs.tosspayments.com/guides/v2/learn/foreign-payment), so a merchant supporting both won and foreign currency configures separate merchant IDs and should plan reconciliation for each.
- Score: #4 of 7, 6.3 / 10, verified October 2026.

### NICE Payments

- Verdict: NICE Payments suits small businesses with a Korean registration that want published plan prices.
- Best for: Small businesses.
- Price band: Low. Published per-method rates in two plans, with a one-off registration fee and no monthly fee ([NICE Payments pricing page](https://www.nicepay.co.kr/apply/guide/fee.do)).
- Company: The [NICEPAY website](https://www.nicepay.co.kr/) names 나이스정보통신㈜ as the company behind the site, in Seoul, South Korea.
- Strength: NICEPAY’s [fee page](https://www.nicepay.co.kr/apply/guide/fee.do) lists a registration fee of KRW 330,000 including VAT in the first of two plans, with the annual fee of KRW 100,000 waived, and a credit card fee of 3.5 percent excluding VAT in that plan.
- Criticism: For a new contract its [documents page](https://www.nicepay.co.kr/apply/guide/document.do) asks a corporate business for a service contract with a customer transaction confirmation and a beneficial owner confirmation, and an individual business owner for the same contract with a copy of the business registration certificate (사업자등록증), so a foreign company should ask whether its own registration is accepted before applying.
- Use cases: Its [payment-methods page](https://www.nicepay.co.kr/intro/pay/smartpay.do) lists credit card, bank transfer, virtual account, mobile phone, culture voucher, Payat and PayPal for its Korean service, and its [settlement page](https://www.nicepay.co.kr/intro/service/payment.do) adds the PAYU easy payment service.
- Risk signals: NICEPAY [makes guarantee insurance mandatory](https://www.nicepay.co.kr/apply/guide/insurance.do) for merchants under its payment agency service use contract, so a foreign merchant should ask whether that insurance applies differently to it and what it costs.
- Score: #5 of 7, 6.0 / 10, verified October 2026.

### KakaoPay

- Verdict: KakaoPay suits Korea-registered online stores and teams integrating by API for KakaoPay checkout, while a company without Korean registration should expect an eligibility question before applying.
- Best for: Teams integrating by API.
- Price band: Low. Tiered percentage rate by annual sales plus a listed sign-up fee ([KakaoPay application information page](https://partner.kakaopay.com/partner/online/application-information?mall_type=standalone)).
- Company: KakaoPay’s [electronic financial transaction terms](https://www.kakaopay.com/terms/financial) name 주식회사 카카오페이 as the company that provides electronic payment gateway services, prepaid electronic payment instrument issuance and management, and electronic bill payment services.
- Strength: KakaoPay’s [online-shopping-mall page](https://partner.kakaopay.com/partner/online/introduction) says customers pay on PC and mobile with KakaoPay Money and points, or with credit and debit cards.
- Criticism: A standalone online shopping mall must [hold a business registration certificate](https://partner.kakaopay.com/partner/online/application-information?mall_type=standalone) (사업자등록증) and a WEB or APP site where payment is possible, and the conditions page does not say whether a merchant without a Korean entity may apply, so a foreign company should ask KakaoPay before preparing an application.
- Use cases: KakaoPay [publishes an online payment API guide](https://partner.kakaopay.com/partner/online/guide/developer) and says its payment can be integrated in PC, mobile web and app environments, and it offers a developer centre with API documentation and a forum for integrators.
- Risk signals: The merchant’s site must display its business registration number, trade name, representative name, address and a telephone number, and the application documents list names a representative ID card (resident registration card or driver’s licence), a corporate registry extract, a corporate seal certificate and shareholder or member registers, organised by sole proprietor, corporate business and non-profit applicant types. The application notice also requires the full resident registration number under the Act on Reporting and Using Specified Financial Transaction Information, so prepare these before applying.
- Score: #6 of 7, 5.3 / 10, verified October 2026.

### NHN KCP

- Verdict: NHN KCP suits online stores that want a hosted payment window across local cards, bank transfers and carrier billing.
- Best for: Online stores.
- Price band: Mid. No published rates.
- Company: NHN KCP’s [English service page](https://kcp.co.kr/eng/service) describes an escrow service in which the customer confirms the payment before the funds are transferred to the merchant.
- Strength: NHN KCP’s [developer guide](https://developer.kcp.co.kr/guide/intro) states that NHN KCP provides the payment window UI so merchants do not need to build it themselves, and its [auto-payment guide](https://developer.kcp.co.kr/guide/autopay) lists a separate test environment script address for the PC payment window.
- Criticism: Before applying, a foreign company should ask NHN KCP whether it can contract without a Korean entity and which documents it needs, because the answer decides whether the service is usable at all.
- Use cases: The [service page](https://kcp.co.kr/eng/service) lists all local credit cards in Korea and a selection of overseas-issued cards (Visa, Mastercard, JCB); bank transfer through the financial institution’s app for all banks and securities firms; a virtual account deposited within a set time period; carrier billing verified by phone number and billed the following month; gift certificate points charged on issuer accounts.
- Risk signals: Auto-payment [needs a risk review and a separate contract](https://developer.kcp.co.kr/guide/autopay), and the [developer guide](https://developer.kcp.co.kr/guide/intro) says it holds the buyer’s payment and settles it to the seller after shipping and the buyer’s confirmation, so ask for settlement timing and currency.
- Score: #7 of 7, 5.3 / 10, verified October 2026.

## Go deeper

### Best for teams integrating by API

Toss Payments (#4, 6.3 / 10) is the pick for teams integrating by API in South Korea: its [developer centre](https://developers.tosspayments.com/) lists API and SDK specifications, a no-setup API test tool and a browser sandbox, and it documents webhooks for real-time notifications on payment updates, payouts and BrandPay customer changes.

Also consider KakaoPay (#6, 5.3 / 10) for a team that only needs KakaoPay checkout.

### Best for cross-border merchants entering South Korea

Stripe (#1, 8.2 / 10) is the pick for cross-border merchants entering South Korea: a company selling into South Korea from abroad can accept payments without a South Korean entity through Stripe’s local processor partner, and its documentation covers the majority of local payment methods.

### Best for enterprises

KG Inicis (#3, 6.5 / 10) is the pick for enterprises in South Korea: a large merchant can weigh its [press release of 10 March 2026](https://www.inicis.com/blog/archives/130678), which states a PCI DSS level 1 rating held for 16 consecutive years and a v4.0.1 level 1 certificate, next to its published fee table.

Also consider Stripe (#1, 8.2 / 10) for an enterprise that needs 24×7 support.

### Best for small businesses

NICE Payments (#5, 6.0 / 10) is the pick for small businesses in South Korea: a small business can compare two published plans, where the second lists a [credit card fee of 2.9 percent excluding VAT](https://www.nicepay.co.kr/apply/guide/fee.do) against 3.5 percent in the first, and a Low price band.

Also consider KakaoPay (#6, 5.3 / 10) for a shop with online sales that fit its tiered rates.

### Best for online stores

Unlimit (#2, 6.6 / 10) is the pick for online stores in South Korea: a store can start from the cards, three wallets and four banks that its South Korea coverage page lists.

Also consider KG Inicis (#3, 6.5 / 10) for a store with a Korean registration that wants instalment marketing.

### Which licence does a payment gateway need in South Korea, and who holds it?

A gateway operates under the licence or registration its regulator grants, and the holder is either the operating entity that contracts with the merchant or a named partner that processes the payments.

Verify it in the regulator’s public register rather than on the provider’s own page: ask for the entity name, licence type and number, and compare them with the entity named in the contract. Where a provider relies on local payment processors, the entry that matters is the partner’s, so ask who acquires the payments and request that partner’s number.

### How can a business without a South Korean company accept payments there?

A business abroad can open its own local company, use one of the domestic payment gateway providers whose contract accepts foreign companies, or use an international payment service provider that processes through licensed local partners.

Ask each provider in writing whether a company without a local entity, tax number or bank account can contract, and which documents apply, as [how businesses accept international payments](https://www.unlimit.com/blog/payments/how-businesses-accept-international-payments-a-complete-guide/) outlines. If a provider contracts only with businesses registered in South Korea, a business abroad must either open its own company there or use an international provider. Shortlist providers by contract eligibility first, then compare payment gateway provider fees.

### How to choose a payment gateway provider in South Korea

- Confirm in writing whether a company with no Korean entity can contract; published information covers 5 of 7 ranked providers.
- Check the licence in the regulator’s register for the contracting entity; 0 of 7 ranked providers were found there.
- Agree settlement currency, timing and FX handling; published information covers 7 of 7.
- Ask whether one integration and contract covers your other markets; published information covers 5 of 7.
- Test payouts to local parties by API or in bulk; published information covers 6 of 7.
- List the methods your customers use and match each to the provider’s documentation; published information covers 7 of 7.

![The order in which a buyer works through the choice of a payment gateway provider in South Korea, from contract eligibility to customer methods.](https://cdn.unlimit.com/wp-content/uploads/2026/10/21144843/test-payment-gateway-provider-south-korea-image-1.webp)*The order in which a buyer works through the choice of a payment gateway provider in South Korea, from contract eligibility to customer methods.*

No single provider is best for every business, so weigh these steps against your own entity, markets and customers.

Start accepting payments in South Korea and globally with one integration

[Talk to sales](https://www.unlimit.com/contacts/)

## FAQs

**Which bank has a payment gateway?**In South Korea the link between banks and a payment gateway is account-transfer payment, so a merchant looks for a gateway provider that offers it rather than for a bank. In this method the payment is withdrawn from the customer’s bank account straight into the store’s account. A merchant should still ask which entity contracts with it and whether a company without a local entity can apply.

**What payments does Korea use?**South Korean online checkouts rely on local cards, bank transfers and wallets, so a gateway provider has to cover all three. KG Inicis states that merchants can add [Kakao Pay, Payco, Samsung Pay, SSG Pay and L.PAY](https://www.inicis.com/sv-pkg) as simple payment services through its merchant admin, and that it provides [real-time online bank account transfers](https://www.inicis.com/pg-method) from banks and securities firms.

**What is a PG company? (PG사가 뭔가요?)**A PG company, or payment gateway provider, is the business that connects an online store to card networks and banks so customers can pay online. A merchant signs a contract with it, and the gateway then handles authorisation and settlement of each payment. When comparing providers, check fees, supported methods and how a foreign company can contract.

**What do payment gateway fees cost in South Korea?**Payment gateway fees in South Korea are usually quoted per method and excluding VAT. KG Inicis publishes a [virtual account deposit fee of KRW 300 per transaction, excluding VAT](https://www.inicis.com/pg-method), and NICEPAY lists a [bank transfer fee of 2.5 percent with a minimum of KRW 250](https://www.nicepay.co.kr/apply/guide/fee.do) in its first plan.

**What is the best international payment gateway?**For a business based outside South Korea, the best international payment gateway on this list is Stripe, ranked first at 8.2 / 10 for cross-border merchants entering South Korea. Stripe states that merchants [do not have to integrate South Korean and other payment methods individually](https://docs.stripe.com/payments/countries/korea). Buyers should still ask which licensed entity processes their Korean payments before signing.

**What are the top 5 best payment gateways?**The payment gateway providers for South Korea ranked first to fifth on this list are Stripe (#1, 8.2 / 10), Unlimit (#2, 6.6 / 10), KG Inicis (#3, 6.5 / 10), Toss Payments (#4, 6.3 / 10) and NICE Payments (#5, 6.0 / 10). Scores come from a weighted rubric, so check each card’s criticism against your own entity, licence and settlement needs before choosing.

**Which is the safest payment gateway?**Safety is judged by published certification, licence and support information rather than by one provider’s name. Compare the same information for every gateway. Stripe states that a PCI-certified auditor certified it to [PCI Service Provider Level 1](https://docs.stripe.com/security) and that its controls are audited under SOC 1 and SOC 2 programs. Then check the contracting entity in the regulator’s register.

**Does Unlimit hold a licence for payments in South Korea?**Unlimit’s public pages describe local acquiring licences in general terms rather than a South Korean licence number. Its blog guide states that it [holds local acquiring licences in 13 regions](https://www.unlimit.com/blog/payments/best-payment-gateways-for-e-commerce-businesses-in-2026/), and the page names neither South Korea, the regions nor a licence number, so a merchant should ask which entity processes its payments and request the register number. It ranks #2 on this list.

## Changelog

- October 2026, first publication: 9 providers screened, 7 ranked.
- October 2026, rubric weights locked before research.
- October 2026, rubric revised: weights for cross-border merchants, and each criterion scored against the best provider in the comparison.

## Explore this category

### Payment products

- [payment processing product page](https://www.unlimit.com/payment-processing/)
- [payment methods product page](https://www.unlimit.com/payment-methods/)
- [payouts product page](https://www.unlimit.com/payouts/)