Best Government Payment Processing Software

NMI Payments is an embedded payments solution that lets SaaS platforms, Software companies and ISVs integrate, brand, and manage payment acceptance directly within their software—without becoming a PayFac or building complex infrastructure. As a full-stack processor, acquirer, and technology partner, NMI handles onboarding, compliance, and risk so you can stay focused on growth. The modular, white-label platform supports omnichannel payments, from online, mobile and in-app to in-store and unattended. Choose from full-code, low-code, or no-code integration paths and launch in weeks, not months. Built-in risk tools, flexible monetization, and customizable branding help you scale faster while keeping full control of your experience. With NMI’s developer-first tools, sandbox testing, and modern APIs, you can embed payments quickly and confidently.

Fraudnet's AI-driven platform empowers enterprises to prevent threats, streamline compliance, and manage risk in real-time. Our sophisticated machine learning models continuously learn from billions of transactions to identify anomalies and predict fraud attacks. Our unified solutions: comprehensive screening for smoother onboarding & improved compliance, continuous monitoring to proactively identify new threats, & precision fraud detection across channels and payment types. With dozens of data integrations and advanced analytics, you'll dramatically reduce false positives while gaining unmatched visibility. And, with no-code/low-code integration, our solution scales effortlessly as you grow. The results speak volumes: Leading payments companies, financial institutions, innovative fintechs, and commerce brands trust us worldwide—and they're seeing dramatic results: 80% reduction in fraud losses and 97% fewer false positives. Request your demo today and discover Fraudnet.

Unlock effortless payment processing solutions with The Card Association. Our comprehensive array of setup options ensures seamless transactions for your business needs. Whether you require traditional card reader payments, convenient mobile payment capabilities, robust e-commerce solutions, or fully integrated POS (point of sale) applications, we have you covered. With our user-friendly interface and versatile platform, you can easily navigate through various payment methods to cater to your diverse clientele. Our team is dedicated to providing you with top-notch support and guidance every step of the way, ensuring a smooth transition and optimal performance. Experience the convenience and efficiency of modern payment processing with The Card Association. Join countless satisfied merchants who have streamlined their transactions and elevated their business operations. Discover why businesses trust us for secure, reliable, and customizable payment solutions.

OneBill is an end-to-end subscription management, billing, and revenue management platform that powers the entire customer lead-to-revenue generation experience. OneBill supports all types of billing models such as one-time billing, subscription billing, recurring billing, and usage-based billing. OneBill’s seamless integration with other enterprise systems such as carriers & service providers, payment gateways, accounting & admin, taxation, and CRM & ERP platforms is made possible with open APIs. The platform covers all aspects of a business from CPQ, automated order provisioning & activation, billing & invoicing, all the way to revenue reporting, customer subscription management, and channel partner commission management. OneBill has been helping SMBs, SMEs, and large enterprises to reduce billing errors, compliance risk and drive greater efficiency with an end-to-end billing and revenue management solution fully integrated with some of the world’s leading solutions.

Cutting Edge Payment Processing Gateway with Enterprise Features and Real-Time Metrics

Paddle is a subscription commerce and billing platform for Software and SaaS companies. It’s more difficult than ever to keep up with customer demands, to find new international growth opportunities, and to manage your internal resources effectively. With Paddle, you spend less time on fixing internal roadblocks and can focus on scaling your business. Paddle provides a full suite of tools from optimized checkout to sell your software, to recurring billing, fraud detection, manual invoicing, sales taxes, global currencies, customer support, analytics and much more, all in one platform. Choose how you want to sell, Paddle supports every type of sales motion. Optimize your checkout for conversions, scale your sales-assisted invoicing to more business accounts, and add subscription billing

Easy Pay Direct is the fastest safe way to process payments. We offer full service merchant accounts so you can worry less about account shutdowns, holds and reserves and focus more on your business. From its conception, Easy Pay Direct was designed to make your life easier. From our staff to the technology within the solution itself, we are here to help. Business owners need products that are efficient, effective, and, most importantly, easy to use. You have enough on your plate; processing credit cards should not be a headache. Easy and seamless integration to over 250 shopping carts, recurring billing, decline recovery, chargeback management, custom payment links, white glove customer service, plus so much more. Our customer service is here to help, and we are always a call, text, or email away whenever you need us. Find out why the nation's top entrepreneurs trust Easy Pay Direct. Notable clients: Grant Cardone, Frank Kern, Wes Watson, Fortune Builders & More

Payrix is on a mission to be the global leader in embedded payments for vertical software businesses. We are committed to giving our clients more freedom and peace of mind with a proven solution that helps eliminate friction, unleash their possibilities with new revenue, and make their customers’ lives easier. Payrix clients including Real Green Systems, Storable, iClassPro and SupporterHub have harnessed our unique, all-in-one platform — combined with a white-glove approach — that enables them to capitalize on the opportunities within embedded payments for growth, innovation, and transformation.

SDK.finance is a white-label core payments platform, serving as a backbone for building fintech products on top. Available in cloud PaaS and on-premise with the source code license versions, the platform caters to businesses of all sizes - from startups seeking affordable software to SMBs and enterprises that need scalability and independence.

ChargeOn is a 100% Salesforce-native application designed to simplify, automate, and optimize how businesses handle payments — all within Salesforce. It bridges the gap between your Salesforce CRM and 14+ leading payment gateways, giving your team a unified platform to streamline your overall payment management. Why Businesses Need ChargeOn Businesses often faced challenges in receiving Salesforce payments due to manual processes. these processes slowed revenue recognition, resulted in duplication of records and imped customer experiences. ChargeOn eliminates these challenges by providing a seamless payment ecosystem inside Salesforce — ensuring faster collections, improved cash flow, and improved visibility in customer's payment journey. No more switching between systems or chasing failed payments — everything happens in one place, securely and automatically.

Iris Works is an intuitive studio management system built for photographers. Get organized and save time with online booking and automated emails, invoicing, contracts and questionnaires.

CARDZ3N supports global payments for credit cards, ACH, SEPA, and Crypto (140+ coins). CARDZ3N processes payments for emerging markets & high-risk businesses, including CBD, crypto exchanges, gambling, travel, and more. We also offer a Stripe Alternative with rates starting at 2.25% for non-profits & 2.75% & $0.25 for e-commerce. CARDZ3N also offers other payment options, such as ACH, payroll and HR, benefits, or business capital. CARDZ3N Our mission is to solve the most pressing problems facing our clients, large and small. Our unique approach is what distinguishes us and what makes us different. We offer a wide range of services and solutions that help organizations achieve their vision, facilitate change, and maximize performance and productivity.

NETePay Hosted is a comprehensive payments platform that consolidates payments and tokens across brick-and-mortar, eCommerce, mobile and unattended environments, all managed via Datacap’s portal. Datacap supports virtually every payment processor in North America. Dozens of plug-and-play EMV-ready devices from leading OEM providers. Datacap’s omnichannel payments solutions combine in-store, unattended, mobile, and eCommerce to create a unified, consistent payment experience across all channels. Purchase, configure and maintain Datacap products 24/7 via Datacap's product portal. Real-time reporting is available 24/7 for Datacap partners and their merchants. Remotely configure settings, pad flows, key injection, and more. Processor-proprietary Encryption methods ensure that card data is encrypted at the sale and decrypted at the NETePay Hosted without additional hops. Reduce card-present fraud with contact and contactless EMV (chip card) certifications for fixed, and mobile devices.

Day-In, Day-Out uniCenta software helps thousands of people all around the world save their business time and money. uniCenta is not the usual run-of-the-mill legacy Point Of Sale software developer. We are a small team dedicated to bringing you innovative Point Of Sale apps. Run the full version of uniCenta oPOS on any smartphone, tablet or countertop machine with a browser. Send orders to a local kitchen, packing or warehouse display wherever it’s located. Strengthen your customer connection and reinforce your brand. Blend In-store prepayments with online store purchases. This app' will earn you money and pay you for every transaction you make.

OrangePay is based in New York, the heart of the economic world, and is one of USA’s fastest growing merchant services providers. We are constantly evolving, with our pulse constantly on the ever changing processing industry. With thousands of merchants choosing OrangePay as their provider of choice, our team is committed to providing you with solutions that ensure your business success. OrangePay provides state of the art processing solutions and services for all types of businesses, from small boutique stores, to large chain stores, from Shopify processing to full e-commerce solutions, restaurants, clothing stores, NPOs. You name it, we process it. No business is too small or too large for us!

Short range, reliable 1:1 ultrasonic data transfer & authentication (SDK) between devices to facilitate a contactless transaction between a client and host device within 1ft and under. Signal generating & decoding SDK. Full mobile, desktop and embedded systems support. We enable advanced checkout experiences globally across the customer journey for retailers and mobility enterprises. Payment & proximity based experiences across retail customer journey. Payment & authentication experiences across auto, transportation, & ticketing. We enable device agnostic transmission and software allowing client control of the experience, transport layer & business model. Flexibility to support encryption, cryptography, key exchange alongside full duplex, multi-channel features, we can enable the most secure transmission method. Faster & more seamless checkout experiences enabled with the combination of range and experience control.

True Flat Rate Global Payments. Start processing within minutes. Payments, Invoice, Recurring, & Subscriptions. A complete payments platform for e-commerce. Z3NPAY offers simple flat rate pricing payment processing. Our platform supports Single Payments, Invoicing, Recurring, & Subscriptions for the same price. Our services include a simple dashboard, reporting, and more.

The Digital Designs’ Electronic Payment platform allows you to deliver payments electronically using a secure, single-use MasterCard account number. Like a check, these payments can only be processed by a single vendor for a specific amount, but without the cost and hassle of printing and mailing. When paying vendors electronically you will earn cash back rebates. That means you get paid to make the same payments you already make today! Digital Designs’ Electronic Payments is the perfect payment processing platform for your business. We take pride in adapting our payment platform to process payments for a wide range of industries. Electronic Payments (also known as ePayables or virtual card payments) has the robust capability and technology to integrate seamlessly with your business. The system is a comprehensive yet flexible virtual card payment solution that provides a path to significantly decrease paper workflows, check printing, ACH’s and other expensive accounts processes.

NMI Gateway is a white-label, omnichannel payment platform for ISOs, banks, software companies and fintechs that want to deliver secure, scalable and customizable payment acceptance. Supporting online, in-store, in-app, mobile and unattended commerce, NMI Gateway integrates with 150+ processors, 125+ shopping carts and multiple business platforms. NMI does not sell directly to merchants, we power 4,000+ partners serving over 1 million merchants worldwide and give them control over branding, pricing and merchant relationships, backed by developer-friendly APIs and modular functionality. Key capabilities include omnichannel support, white-label customization, multi-MID management, P2P encryption, advanced fraud prevention, centralized reporting and compatibility with 235,000+ devices. Processing 5.8B+ transactions annually and $440B+ in volume, NMI Gateway delivers the flexibility, scalability and security partners need to support merchants of all sizes through one centralized platform.

"Our vision - To build a digital platform infrastructure that will transform the payment and banking needs for every business across the globe. Our mission - Accelerate economic growth of digital platform & API design for every business. We started our journey by creating payment products that allow businesses to accept payments digitally. Over the time, we realized that with best of our intentions, we will never be able to help all the businesses, owing to the size of the market. In 2018, this realization led to us creating a white-labelled payment aggregation platform which could be used by other companies wanting to foray into digital payments across the world. They could now benefit from our off the shelf platform and the knowledge base of our vastly experienced team. We are now the Leader in this space and multiple companies across the world are happy to use our platform.

IR's Transact simplifies the complexity of managing modern payments ecosystems by bringing real-time visibility and payment monitoring to your entire environment, including for Card Payments, High Value Payments and Real-Time Payments. Transact gives you the power to uncover unparalleled insights into transactions using analytics, identify trends to help you streamline the payments experience, turn data into intelligence, and assure the payments that keep you in business. Uncover unparalleled insights into transactions and trends to help you make better business decisions. Use customizable dashboards to see the information most important to you. Translate complex data sets into straightforward, digestible representations. Find and fix problems before they impact customers with rapid troubleshooting. Ensure successful deployments and optimal performance across all payment types.

UniPay is a commercial open-source payment gateway built on modern technology and easily adaptable to businesses of any size. We’re the payment processing company that can deliver the connectivity, security and valuable support worldwide. We do this by addressing the unique needs of our customers through our advanced technology and functionalities, including omnichannel payment processing, merchants onboarding and underwriting, advanced recurring billing, chargeback management, Acquiring Relationships development, Payment Facilitator assistance, EMV terminal solution implementation and so. With UniPay Platform you have the options of an affordable white label gateway solution, a full on-premise software license (including the source code), and the PayFac Payment Platform which ensures the top-quality payment processing experience.