Snippets API

Introducing the first API for Square Online.

The new Snippets API enables sellers to add your apps to their online sites with ease. When your app is ready, apply to become a partner.

Expand your reach.

Thousands of merchants sign up for Square Online every day to start selling in more ways. Now you can help them.

sq-online-cms us v2

sq-online seller v3

Over a million sellers have signed up for Square Online.

It’s so simple.

Snippets API inserts your JavaScript, HTML or CSS into Square Online with a simple POST request. Sellers can quickly install it on their websites.

Imagine the possibilities.

Sellers can improve their online stores by installing your app as an add-on with just a few clicks.

Empower sellers to do more:

  • Chatbots
  • Pop-ups
  • Social proof
  • SEO tools
  • Social widgets
  • Special promos
  • Newsletter sign-ups
  • Floating nav
  • Product reviews

Get your add-on discovered.

As a Square App Partner, you can market and monetise your app to sellers in the App Marketplace. When your app is ready, apply to become a partner.


Start building your add-ons today.