One Payment Infrastructure
Overseas Payment
Any country,
any payment method,
start your global payments.
Integrate 25 payment gateways and
over 50 payment methods into PortOne
One Payment Infrastructure
Overseas Payment
Any country, any payment method.
Start your global payments.
Integrate 25 payment gateways and over 50 payment methods all in one with PortOne
PortOne, the choice of companies that successfully expanded globally
PortOne, the choice of companies that successfully expanded globally
The moment your business crosses borders, payments hold you back.
"Since I'm used to paying by card domestically,
I thought cards would be fine abroad too."
"Every time we add a payment method,
it keeps consuming development resources."
"I started with PayPal without thinking,
and got held back by the fees."
"I thought all I had to do was integrate Stripe,
but they said Korean corporations are not supported."
"Because of the complicated overseas checkout page,
we are losing customers."
Solution
All your global payment worries, solved with PortOne's single infrastructure
Simple international payment integration
One integration, infinite expansion
Global payments, completed with a single SDK
Even if PG or country-specific payment methods are added, it expands as is without any additional integration.
United States
USA
United States
Singapore
Japan
25 PGs, over 50 payment methods
Automatically find the most favorable combination
Simple international payment integration
One integration, infinite expansion
Global payments, completed with a single SDK
Even if PG or country-specific payment methods are added, it expands as is without any additional integration.
United States
USA
United States
Singapore
Japan
25 PGs, over 50 payment methods
Automatically find the most favorable combination
Simple international payment integration
One integration, infinite expansion
Global payments completed with a single SDK
25 PGs, over 50 payment methods
Automatically find the most favorable combination
Simple international payment integration
One integration, infinite expansion
Global payments, completed with a single SDK
Even if PG or country-specific payment methods are added, it expands as is without any additional integration.
United States
USA
United States
Singapore
Japan
25 PGs, over 50 payment methods
Automatically find the most favorable combination
Simple international payment integration
One integration, infinite expansion
Global payments, completed with a single SDK
25 PGs, over 50 payment methods
We compare approval rates and fees by payment method and PG to propose the optimal structure.
We compare approval rates and fees by payment method and PG to propose the optimal structure.
Seamless checkout experience
Just like the payment screen customers are most familiar with
Payments in 7 languages
Displays the payment window in local languages, such as English, Japanese, and Chinese.
Order Amount
$189.00
Pay
United States
Payment Method
Credit Card
Order Amount
ยฅ30,500
Pay
Japan
Payment Method
Overseas card
Pay Now
A checkout window that adapts to the customer's country
Seamless checkout experience
Just like the payment screen customers are most familiar with
Payments in 7 languages
Displays the payment window in local languages, such as English, Japanese, and Chinese.
Order Amount
$189.00
Pay
United States
Payment Method
Credit Card
Order Amount
ยฅ30,500
Pay
Japan
Payment Method
Overseas card
Pay Now
A checkout window that adapts to the customer's country
Online or offline, a payment
window that works anywhere
Connect the web, apps, and even offline QRs
into a single infrastructure
Offline QR Link
Accept payments anywhere in your store with a single QR code, no terminal installation required.
Online Live Commerce Link
SDK Integration
Are you wondering which payment method
to integrate for each country?
From the payment landscapes of North America, Japan, and Southeast Asia
to cross-border payment integration strategies for each stage of growth
Check the guidebook
The moment your business crosses borders, payments hold you back.
"Since I'm so used to paying by card in Korea, I thought card payments would be fine abroad too."
"Every time we add a payment method,
it keeps consuming development resources."
"I started with PayPal without thinking,
and got held back by the fees."
"I thought all I had to do was integrate Stripe,
but they said Korean corporations are not supported."
"Because of the complicated overseas checkout page,
we are losing customers."
Solution
All your concerns about international payments are resolved with PortOne's single infrastructure.
Simple international payment integration
One integration, infinite expansion
Global payments completed with a single SDK
Even if PG or country-specific payment methods are added, it scales seamlessly without any additional integration.
25 PGs, over 50 payment methods
Automatically find the most favorable combination
United States
USA
United States
Singapore
Japan
Seamless checkout experience
Just like the payment screen customers are most familiar with
Payments in 7 languages
It displays the payment screen in local languages such as English, Japanese, and Chinese.
A checkout window that adapts to the customer's country
Order Amount
$189.00
United States
Payment Method
Credit Card
Order Amount
ยฅ30,500
Japan
Payment Method
Overseas card
Pay Now
Order Amount
$189.00
United States
Payment Method
Credit Card
Order Amount
ยฅ30,500
Japan
Payment Method
Overseas card
Pay Now
Online & Offline,
A Payment Window That Works Anywhere
Connect web, app, and offline QR in a single infrastructure.
Offline QR Link
Accept payments anywhere in your store with a single QR code, no terminal installation required.
Online Live Commerce Link
SDK Integration
Are you wondering which payment methods to integrate for each country?
From the payment landscapes of regions like North America, Japan, and Southeast Asia, to cross-border payment integration strategies for each growth stage
Check the guidebook
Expected Benefits
PortOne's impact, proven by the numbers
Before Implementation
Directly searching for, contracting with, and developing for a PG company takes additional
development time every time you add a payment method
Redirect / Means
Drop-off occurred due to absence
With data comparison by PG
it takes several days every month
Payment Integration
Payment
Conversion Rate
Financial Close
Time
After adoption
Integrate global payment gateways with a single API,
and secure credit card + simple payments + other local
payment methods
Optimize payment flow
to increase conversion rate by 20%+
Automatic mapping
Real-time closing
with Dashboard
Compare Direct PG Integration vs. PortOne
Customer Stories
The new standard for payment experiences Growing together with PortOne
Discover how businesses have innovated their payments with PortOne.
Game
Save 90% on in-app purchase fees
by building a web store
By expanding our service, which had been operated mainly through mobile apps for over 10 years, to web payments, we built our entire web payment system through PortOne and received consulting on web store activation strategies. As a result, we reduced in-app purchase fees by 90% without any trial and error, and successfully created a new source of revenue.
TEAM42
Game developer with 10 million downloads
Game
Save 90% on in-app purchase fees
by building a web store
By expanding our service, which had been operated mainly through mobile apps for over 10 years, to web payments, we built our entire web payment system through PortOne and received consulting on web store activation strategies. As a result, we reduced in-app purchase fees by 90% without any trial and error, and successfully created a new source of revenue.
TEAM42
Game developer with 10 million downloads
Customer Stories
The new standard for payment experiences Growing together with PortOne
Check out the payment innovation stories of companies that partnered with PortOne.
In-app purchases via web store construction
90% reduction in fees
After running our service centered around mobile apps for over 10 years, we expanded
to web payments. Through PortOne, we built our entire web payment system
and received consulting on web store activation strategies.
As a result, we reduced in-app purchase fees by 90% without any trial and error
and created a new source of revenue.
TEAM42
Game developer with 10 million downloads
Game
Entertainment
Education
Commerce
SaaS
Service
travel
Blog
Overseas Payment Guide for Global Expansion
Is overseas payment really
only about 'PayPal' and 'Stripe'?
A Practical Guide to Global Payments Starting with Korean PG Companies
Learn More
[Global Expansion Guide] Japanese Payment
Comprehensive PG Guide
How to integrate PayPay and convenience store payments
without a Japanese corporate entity
Learn More
Comparison of 8 Overseas PG Companies โ How to Choose by Payment Method, Settlement, and Merchant Standards
Compare 8 PGs supported by PortOne based on payment methods,
settlement currency, fees, and merchant conditions.
Learn More
Blog
Overseas Payment Guide for Global Expansion
Comparison of 8 Overseas Payment PGs โ How to Choose Based on Payment Method, Settlement, and Merchant Criteria
Compare the 8 PGs supported by PortOne based on payment methods, settlement currencies, fees, and onboarding conditions
Learn More
Overseas Payment, Are 'PayPal' and 'Stripe'
the Only Answers?
Practical Guide to Global Payments Starting with Korean PG Companies
Learn More
Global Expansion Guide โ Comprehensive Guide to Payment Gateways (PG) in Japan
How to integrate PayPay and convenience store payments
without a Japanese entity
Learn More
Customer Information Security
Global-standard security policies you can trust and rely on
We block forgery and alteration attempts through payment information encryption and real-time monitoring.
ISO/IEC 27001
Certified
$5M Cyber Liability
(Korea's highest level)
Annual Professional
Penetration Testing
FAQ
What are you curious about?
From implementation to operation, we have gathered the most frequently asked questions about overseas payment services.
What is the difference from Stripe?
What is the fee?
How is the stability of the service guaranteed?
Which countries and payment methods are covered?
Which currency will my payment be settled in?
Can it be integrated with the ERP or management system currently in use?
Learn More
Customer Information Security
Global-standard security policies you can trust and rely on
We block forgery and alteration attempts through payment information encryption and real-time monitoring.
ISO/IEC 27001
Certified
$5M Cyber Liability
(Domestic highest level)
Annual Professional
Penetration Testing
FAQ
What are you curious about?
From implementation to operation, we have gathered the most frequently asked questions about overseas payment services.
Learn More
What is the difference from Stripe?
What is the fee?
How is the stability of the service guaranteed?
Which countries and payment methods are supported?
Which currency will my payment be settled in?
Can it be integrated with the ERP or management system currently in use?
So that your global business
never stops
So your global
business
never stops
Find out why companies expanding globally choose PortOne
as their payment and settlement partner.
Contact Us
Contact Us
All of PortOne's products
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PortOne Korea Co., Ltd. | CEO Youngju Jeong
4th Floor, JK Tower, 16 Seongsu-iro 20-gil, Seongdong-gu, Seoul
Business Registration Number 117-81-78260
Copyright ยฉ 2026 PortOne Korea Corp. All rights reserved.
Copyright ยฉ 2026 PortOne Korea Corp. All rights reserved.
All of PortOne's products
Sitemap
PortOne Korea Co., Ltd. | CEO Youngju Jeong
4th Floor, JK Tower, 16 Seongsu-iro 20-gil, Seongdong-gu, Seoul
Business Registration Number 117-81-78260
Copyright ยฉ 2026 PortOne Korea Corp. All rights reserved.
Copyright ยฉ 2026 PortOne Korea Corp. All rights reserved.