A:Answer Square Point of Sale software is free to use on Square Register, with no setup or monthly fees. You only pay when you process a card payment. Learn more about our processing fees here: https://squ.re/40Ygejo. Square also offers various Point of Sale and Online Payment solutions tailored to different industries and business needs, like Square for Retail, Square Appointments, Square Online, and Square Invoices. Each solution includes a free plan and tiered subscription options. For more details, visit our Support Center: https://squ.re/4cHiAWI.