Square Payment Gateway for WHMCS: Instant, Secure Payments & Automated Billing

Looking for a Square payment gateway for your WHMCS? We've built and fully integrated Square so your WHMCS payments are instant, secure, and effortless. This isn't just another plugin—it's a professional solution we've crafted so your billing works smoothly and reliably every time.

Desmarter, under Berisco, develops custom WHMCS modules including this Square gateway. Learn more at www.desmarter.com.

Why Square in WHMCS?

Square is trusted by millions of businesses for in-person and online payments. Bringing Square into WHMCS means your hosting, subscription, or service business can accept the same card types your customers already use—without juggling multiple dashboards or manual reconciliation. One integration, one flow, from invoice to paid.

What You Get with Our Square Gateway

Accept All Major Cards

• Visa, Mastercard, Amex, Discover – Your clients pay with the card they prefer.
• Seamless WHMCS integration – Upload the module, configure your Square credentials, and you're done.
• Instant, automated payments – No more waiting; funds flow as soon as the customer pays.

Quick Installation

• Get it running in minutes – no lengthy setup.
• Configure once and start accepting payments.
• Works with your existing WHMCS client area and invoices.

Recurring Invoices, Subscriptions & Refunds

• Full support for recurring invoices – Ideal for hosting and SaaS.
• Subscription billing – Automate renewals and avoid missed payments.
• Refunds – Process refunds from WHMCS and keep everything in sync.

Security & Compliance

• PCI-compliant security – We keep your clients' payment data safe and reduce your compliance burden.
• No account risks – Built for hosting, subscription, and service businesses that need reliability and trust.

Who It’s For

• Hosting providers – Take one-time and recurring payments with confidence.
• Subscription and service businesses – Automate billing and reduce manual work.
• Any WHMCS user – Who wants a professional, supported Square integration instead of workarounds.

Get Your WHMCS Ready for Stress-Free Payments

We built this gateway so your WHMCS billing works smoothly and reliably. If you need Square in WHMCS or any custom payment or WHMCS module, we can help.

• Product and custom development: www.desmarter.com
• Comment or DM – Tell us your requirements and we’ll get you set up.