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Point of Sale

Systems processing transactions at physical retail locations

Fig. 165 · Receipt spike

The field

At a glance

Definition

Systems processing transactions at physical retail locations

Technologies

Cloud POS processes transactions and syncs data in real time. Contactless payment (NFC, QR codes) enables tap-to-pay. Inventory sync connects POS with warehouse and e-commerce. AI analytics identify sales trends, optimal pricing, and customer patterns. Self-service kiosks and mobile POS reduce checkout friction.

Applications

Restaurants use POS for order management, kitchen display, payment, and tipping. Retail stores sync POS inventory with online stores. Salons manage appointments, checkout, and loyalty through POS. Food trucks use mobile POS for contactless payment anywhere.

Market and funding

The global POS terminal and software market exceeded $15 billion in 2025. Every physical retail and restaurant location needs POS, creating a massive installed base and replacement market.

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