Square POS excels as a plug‑and‑play, budget‑friendly register for cafés, salons, food trucks, and other in‑person–first businesses: the core app is free, setup takes minutes, and flat‑rate processing plus extras like appointments, invoices, and loyalty can be added à la carte. https://www.webcraftio.com/Blogs/Pages/best-pos-systems-shopify-vs-square-free-consultation.html