Securely sign in to access your Square account and manage your business operations efficiently.

Square connects every aspect of your business, so you can focus on your customers. It doesn’t matter what you sell, Square has apps, features, integrations, and hardware, built to work together and …

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

Aug 1, 2025 · Square calculator finds unknown side length, diagonal, perimeter and area of a square with any one known variable using square formulas for side length, diagonal, perimeter and area of a …

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

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You can access Square from the Square Point of Sale app or your Square Dashboard. Your Square Dashboard gives you access to the tools you need to manage your daily business operations.