Sign in to your Square account to access powerful tools for managing your business. Track sales, process payments, and grow—all in one place.

Square partners with hundreds of apps so you can manage your entire business without jumping between.

Square is a point-of-sale system for sellers with physical or online stores. [2][3] Launched in 2009 by Block, Inc. (formerly Square, Inc.), [4] it enables merchants to accept card payments and manage …

Apr 21, 2026 · What is Square? Read our guide to explore its features, including payment processing, POS systems, and tools designed to grow your business.

Download the Square Point of Sale today and explore how Square can grow with you — from fostering customer relationships and managing staff to accessing advanced reporting and offering...

Squaring an integer, or taking the area of a square with integer sides, results in a square number; these are figurate numbers representing the numbers of points that can be arranged into a square grid.

Square Point of Sale (POS) is the all-in-one payments processing app designed for any business. Whether you’re a retail, a restaurant, or a service business, you’ll have all the features you need to …

Square point-of-sale software and suite of tools make it easy to sell in person, online, over the phone or out in the field. As your business evolves, you can quickly add tools that help your business, from …

Square Team app is the one place for your team to communicate, manage schedules, access timecards, and stay in sync — all on the go. It also allows them to see their hours worked, breaks,...

Apr 23, 2026 · This guide covers how to use Square for fast, secure payments in-store, online, or on the go. Learn more about using Square.