Accept all payments quickly, securely, and easily. Accept card payments quickly and easily, no matter where you are selling. You can streamline the process of creating, sending, and tracking your invoices. Customer not available in person? Remote credit card payments can be made over the phone or via your computer. Get paid quickly Square makes it easy to create and grow an online store and accept online payments seamlessly with Square. Accepting cards is as easy, painless, secure, and fast as possible with Square. We don't charge extra, have no long-term contracts and are not able to use tricks. You can rely on fast, secure payments.
Learn more

NMI Payments gives developers, SaaS builders, ISVs and ISOs a simple path to embedded payments. As a full-stack processor, acquirer, and technology partner, NMI enables you to integrate, brand, and manage payment acceptance within your platform—without becoming a PayFac or building complex infrastructure.
The platform combines flexibility, scalability, and speed, offering white-labeled payments infrastructure that keeps your brand front and center. With omnichannel support for in-store, online, in-app, and unattended payments, you can deliver a consistent merchant experience across every touchpoint. NMI also manages onboarding, compliance, and risk, freeing your team to focus on innovation and customer growth.
Developer-First Experience
NMI’s developer-first environment puts full control in your hands. Build, test, and launch payments in a modern sandbox with clear documentation and ready-to-use code snippets. Guided onboarding flows and API recipes simplify integration, while low-code and no-code tools accelerate deployment. Business users can evaluate monetization options with instant revenue calculators and self-service sign-up.
Whether you’re embedding payments for the first time or scaling across channels, NMI helps you go live faster, stay compliant, and grow with confidence
Learn more
Opayo
Opayo, formerly known as Sage Pay, stands out as one of the most reliable payment providers in the UK, dedicated to supporting businesses in expanding their operations and facilitating transactions with customers. Our primary focus is on ensuring payment security and minimizing fraud, allowing you to have peace of mind knowing your customers' information is protected. We pride ourselves on delivering exceptional service, available around the clock, which has earned us a 5-star rating on Trust Pilot. Our payment solutions are designed to grow alongside your business, whether you need to accept Chip & PIN payments in-store or utilize our diverse selection of standalone and integrated terminals. Additionally, you can securely manage mail orders and phone payments through our user-friendly web-based virtual terminal interface. With our omnichannel solutions, customers can conveniently pay in-store, online, via phone, or on mobile devices. While the process of launching a new business or changing payment providers can seem overwhelming, our knowledgeable team of payment experts is ready to assist you at every stage, ensuring a smooth transition and continued success. We are committed to empowering your business with the tools and support necessary for long-term growth.
Learn more
Tratta
Tratta is a modern, cloud-based debt collection software platform built for agencies, law firms, and original creditors that want to recover more—faster and with less friction. Whether you're collecting on auto loans, healthcare balances, student debt, or commercial accounts, Tratta offers the tools you need to streamline operations, reduce costs, and improve recovery rates while staying fully compliant.
Tratta stands out by prioritizing the consumer experience alongside operational efficiency. The platform includes a fully branded self-service portal, multilingual IVR, and omnichannel communication tools that let consumers resolve debts on their own terms—anytime, from any device. This reduces the burden on your staff while increasing engagement and payment success.
The software also includes embedded payments, real-time analytics, and highly customizable campaign automation tools that empower your team to move quickly and adapt strategies based on performance data. With Tratta, you can launch new programs in days—not weeks—and continuously optimize your outreach to improve results.
Tratta’s architecture is designed with compliance and data security at its core. Certified by leading industry bodies, it supports stringent regulatory requirements without sacrificing speed or flexibility. Seamless integrations with your existing systems ensure you don’t lose momentum or data fidelity during onboarding or scale-up.
Whether you’re managing first-party or third-party collections, Tratta helps you recover more revenue with less manual effort—and gives your consumers the experience they expect in today’s digital-first world.
Learn more