Ultimate SSO Ultimate SSO
Shopify & BigCommerce SSO

One Login, Every Store

Let your customers sign in with Google, Facebook, and more — seamlessly across all your eCommerce storefronts, in minutes.

Works with Google Facebook Shopify BigCommerce
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Everything you need for SSO

Set up social login for your store in minutes, not hours.

Social Login

Enable Google, Facebook and more OAuth providers with a single toggle from your admin panel.

Secure & Reliable

OAuth 2.0 powered auth with full audit trails, login history, and session management built in.

Multi-Platform

Works natively with Shopify and BigCommerce storefronts — no custom code or developer required.

Up and running in 3 steps

No code. No complexity.

1

Install the App

Add Ultimate SSO to your Shopify or BigCommerce store from the app marketplace.

2

Configure Providers

Enable Google, Facebook, or other OAuth providers and paste in your API credentials.

3

Go Live

Your customers can sign in with their social accounts instantly — no friction, no passwords.

Ready to simplify login?

Join merchants who trust Ultimate SSO to handle authentication across their storefronts.

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