Payment gateway — Build a robust and secure online payment experience | KPay

Build a secure online checkout experience

payment-gateway-hero-banner

Integrate the way you prefer.

Add payments your way

Choose between 3 integration modes that suits your business needs.

Integration setup
Payment methods
Credit card
Digital wallets
Bank transfer
Custom gateway active Configured

Full control with our API

If you're building your platform from scratch, our APIs give you complete flexibility to customise how you need.

payment_intent.json
const PI_38AkJ = { "id": "PI_38AkJ...", "amount": 1200, "currency": "HKD", "status": "succeeded", "metaData": { "platform": "whatsapp", "custom_id": 9982 } }

Get up and running faster with our SDKs

Embed our SDK to your website or app to start accepting payments quickly.

SDK toolkit
KPay SDKs Ready
iOS SDK
2 min setup
Android SDK
Full-featured
Web SDK
TypeScript ready

Quick integration through hosted checkout

Short on developer resources? No problem, embed your site or redirect to our pre-built hosted checkout page.

Hosted checkout · KPay Secure
KPay checkout $1,200
Credit / debit card
Apple Pay
AlipayHK

Give customers the freedom to pay their way.

Accept major payment methods

From credit and debit cards to digital wallets — if your customer has a preferred way to pay, you're covered.

Accepted methods
Payment methods
VISA Visa / Mastercard
AP Apple Pay
G Google Pay
AlipayHK
W WeChat Pay

Set up once, collect automatically

Set up your subscription or membership once — every payment after that takes care of itself.

Subscription billing
Active plan
$29/mo
Pro plan · Billed monthly
Next charge: May 1, 2026
Auto-renews · Cancel anytime
Smart retry on failed payments

Faster checkout for returning customers

Once a customer pays, their details are stored securely so next time, they check out in a single click.

Saved card Returning
•••• •••• •••• 4242
Welcome back, Sarah. Your card is saved and ready.

Reliable support,
every step of the way.

See your data instantly

Track every dollar coming in and going out in real time — no waiting, no manual updates, no end-of-day catch-up.

View demo

24/7 support

Always human, never a chatbot. Get dedicated help via chat or phone whenever you need it.

160+ integrations

Connect KPay with the tools you already use, from CRMs to eCommerce platforms.

Bank-level security

Your transactions and data are protected to the highest security standard — no compromises.

Yes, KPay offers three integration modes so you can choose how much control you want over the checkout experience.

• All-Hosted: KPay provides the full checkout page and payment methods.

• Hosted Page: You customise your shopping cart; KPay handles the payment page.

• Full API: Complete control over the entire checkout journey, ideal for merchants with in-house development resources.

Not sure which is right for you? Contact our team and we'll recommend the best fit based on your setup.

Yes. KPay offers native SDKs for iOS, Android, and Web (TypeScript-ready), so you can embed payments directly into your app without building from scratch.

Yes. KPay is PCI DSS compliant, meaning your customers' payment data is handled to international security standards, without you needing to manage that compliance infrastructure yourself.

Refunds can be initiated directly from your KPay Dashboard or via API. Both full and partial refunds are supported.

Integration timelines vary depending on your tech stack and chosen integration mode. KPay provides complete documentation and dedicated developer support throughout the process.

Ready to simplify how

you run your business?

Payments, funding, and everything in between — all in one place.