The best POS system for small businesses helps small business owners accept digital payments, manage inventory and customers, and provide financial insights affordably. We analyzed dozens of POS software based on pricing, features, ease of use, small business POS hardware availability, POS transaction fees , and software contract terms to help , A POS, or point-of-sale, system is a combination of hardware and software designed to ring up sales and process payments. Retailers, restaurant owners and online merchants are common users of POS systems. They serve businesses of all sizes, from mom-and-pop shops to large chains., , , , .