The best Square POS + ecommerce integration

Sell more online and in person with BigCommerce's market-leading Square integration.

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The best way to sell, online and off for fast-growing merchants

A BigCommerce online store that’s connected to Square Point of Sale or Square for Retail is the ultimate way to sell online and in person.

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Quickly add all your products

It takes just a few clicks to import your product catalog from Square to BigCommerce. After that, our two-way inventory sync automatically keeps everything up to date and in near real-time.

Expand your global reach

BigCommerce supports 250+ local currencies in over 129 countries, so you can sell anywhere your customers shop.

Customize without complexity

Customize your store from first touch to checkout with our flexible platform and open APIs. Build beautiful experiences with easy to use design tools and themes with HTML, CSS and JavaScript built in.

Manage shipping easily

Leverage trusted shipping partners like ShipStation, ShipperHQ, and FedEx to access discounted shipping rates, label printing, and real time rates.

Connect Square and BigCommerce to streamline your business

Integrating the Square POS with BigCommerce gives you a better way to run your business. You’ll use Square to process all your payments — both online and off — plus get a single location to process and track orders.

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Seamlessly manage your inventory

Our two-way sync with Square POS saves you time so you can focus on your business. Inventory is instantly updated when you make a sale, eliminating manual updates, data entry errors and overselling.

See all your sales at a glance

Square Dashboard offers a single view of all your orders, both those you take in person and those made online. Using the Square Dashboard app, you can keep track of real-time sales data on the go.

“The Square POS inventory sync and catalog import are exactly what I was looking for. Other platforms take up to 24 hours to update inventory, but BigCommerce captures changes instantly.”

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Offer in-person payment or local delivery

With BigCommerce and Square, you can give customers more flexibility in how they buy and receive your products. Seamlessly offer the ability to shop online and pay in store, or buy online and have their orders delivered.

Reduce costs with competitive, transparent pricing

Unlike other ecommerce POS solutions, BigCommerce doesn’t charge a monthly fee to use Square or require costly third-party apps. Our Square integration is free to use, with inventory syncing included at no extra cost. You have access to Square’s fair, transparent pricing, so you only pay one processing fee per online transaction — there are never any surprises.

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Get tools to grow your business

Square gives you access to a robust suite of tools to help you grow your business and improve your operations.


Payroll & time management

Payroll designed for small businesses, starting at $25 per month + $5 per employee each month. 

Customer engagement

Better engage customers with a CRM, segmented email marketing and loyalty programs.

Employee Management

Enable employee-specific access to know who sells what, where and when for $5 per employee per month.

Online invoices

Send invoices right from Square and let customers pay with a click. Invoices are free to send. Pay 2.9% + $0.30 per invoice when a customer pays by card.

Connect to critical business software

BigCommerce and Square are pre-integrated with leading applications for accounting, analytics, inventory management, shipping and more. Easily connect to popular apps like QuickBooks, Xero, Stitch Labs and TaxJar.

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