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  1. Payment processors: What they are and how they work | Stripe

    Jun 30, 2025 · A payment processor is a company or service that facilitates electronic transactions—such as payments made with credit cards, debit cards, or digital …

  2. Payment processor - Wikipedia

    A payment processor is a system that enables financial transactions, commonly employed by a merchant, to handle transactions with customers from various channels such as credit cards …

  3. Best Payment Processing Companies of January 2026 - NerdWallet

    Oct 2, 2025 · We looked at more than 25 payment processing companies to find the best options. Our top picks not only have fair rates. They also offer useful features, helpful customer service …

  4. What Is a Payment Processor? 13 Top Payment Processors

    Sep 22, 2025 · Payment processing companies manage communication between all parties in a transaction. These include: the payment gateway company, the customer’s credit card …