Best Payment Processing Software in the USA of 2026

BILL

BILL (NYSE: BILL) is a leading financial operations platform for small and midsize businesses (SMBs). As a champion of SMBs, we are automating the future of finance so businesses can thrive. Our integrated platform helps businesses to more efficiently control their payables, receivables and spend and expense management. Hundreds of thousands of businesses rely on BILL’s proprietary member network of millions to pay or get paid faster. Headquartered in San Jose, California, BILL is a trusted partner of leading U.S. financial institutions, accounting firms, and accounting software providers. For more information, visit bill.com.

2,133 Ratings

Starting Price: $45 per user per month

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Square Payments

Block

Accept every payment quickly, easily, and securely. Easily accept card payments—no matter if you’re selling on the go or at your store. Streamline the way you create, send, and track your invoices. Customer not there in person? Take remote credit card payments over the phone or from your computer, and get paid fast. Create and grow your online store, and seamlessly accept online payments with Square. We make accepting cards as fast, painless, and secure as possible. There are no extra fees, no long term contracts, and no tricks. Just fast, secure payments you can depend on.

9,805 Ratings

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Square POS

Block

Square POS is a simple and intuitive point-of-sale (POS) solution that delivers a robust set of tools for sales tracking, inventory, online payment processing, digital receipts, and analytics. Available for Android and iOS devices, Square POS provides a recording of transactions offline by storing data locally and then automatically syncing all information when their is an Internet connection. Additionally, Square POS enables users to seamlessly manage details, such as names, prices, and quantities and provides features such as a barcode scanner, discounts, credit card processing, gift cards, refunds, and more. Whether or not your business has a brick-and-mortar location, building a robust online presence can help you engage customers from a distance. Square’s online solutions work with any of the above point-of-sale systems, or you can use them on your own. We give you the tools to create thumb-stopping, compelling, and on-brand ads that perform.

764,978 Ratings

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Venmo

PayPal

Pay friends and family with a Venmo account using money you have in Venmo, or link your bank account or debit card quickly. Send money and make purchases at approved merchants. Remember the moments you share with friends. Split dinner, send a birthday gift, or just say hello. Move money from Venmo to your bank account. We use encryption to help protect your account information and monitor your account activity to help identify unauthorized transactions. Pay family and friends with Venmo accounts using a phone number or email. If they don't have a Venmo account, they'll just need to create one. Find friends automatically by syncing your Facebook or phone contacts. When you send money using your Venmo balance, bank account, debit card or prepaid card, we waive fees so it’s free. Our standard 3% fee applies to credit cards. Receiving money and making purchases in other apps is always free.

13 Ratings

Starting Price: Free

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Square Card Reader

Block

Square’s free credit card reader works with the free Square Point of Sale app to let everyone accept payments on their smartphone or tablet. Sign up for Square and we’ll drop your free card reader in the mail—no commitments or long-term contracts. Pay 2.6% + 10¢ per swipe for Visa, Mastercard, Discover, and American Express. Get your money as fast as the next business day. With two versions of Square Reader for magstripe—one for a headset jack, the other a Lightning connector—you’re covered. Just pick the credit card reader that works for you. Take payments at the counter or on the go, remotely through invoices, or by manually entering card numbers. Square Point of Sale is a free, easy-to-use app that gives you everything you need to manage your business. Credit card information is encrypted at the moment of swipe. Square doesn’t store card data on your device after a payment has been processed.

6 Ratings

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Clearly Payments

Clearly Payments provides low-cost credit card processing services and software for online payments, payment terminals, credit card machines, mobile payments, and recurring billing and invoicing. The Clearly Payments mission is to drive down the cost for merchants to accept payments. Period. Our first step in the plan is to build a payment processor with an incredibly low-cost structure. That takes innovation, so we need a strong corporate culture. We keep costs low with: - Virtual teams, cloud software, and a metrics-driven culture to operate our business - Working with the best and lowest cost payment technology providers in the world - Customer acquisition through communities, word-of-mouth, and partnerships. Our low-cost structure allows us to pass on the savings to merchants to cut their costs. We are growing on this front, making merchants happy and saving them money every day. https://www.clearlypayments.com

4 Ratings

Starting Price: $10.00/month

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Whalestack

Whalestack LLC

Whalestack is a sophisticated cryptocurrency payment gateway designed for enterprises, offering digital currency checkout solutions that seamlessly convert Bitcoin to your bank account within minutes. It enables the acceptance of cryptocurrencies, facilitating instant conversion to fiat currency, eliminating currency risks, chargebacks, and credit risks. The platform encompasses comprehensive financial reporting, invoicing, taxation, and analytics, making it straightforward to integrate via REST API or a simple checkout button. Whalestack serves online merchants and e-commerce platforms, allowing them to accept and settle payments in various digital currencies in a compliant manner, ensuring satisfaction for accountants and tax authorities alike. It empowers online businesses to denominate and settle sales in their national currency (e.g., EUR, USD), irrespective of the cryptocurrency (Bitcoin, Lightning, USD, EURC, or Stellar) used by customers for payment.

1 Rating

Starting Price: 0.5%

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Atlantic-Pacific Processing Systems

APPS digital platform delivers high end optimization & real-time data to provide greater visibility into payment analytics. We offer industry-leading, end-to-end, scalable processing solutions in line with your growth strategy. APPS is proud to be Visa’s FINTECH partner. We create the platforms & technology that unite your data into a central command center at your fingertips. Tie the customer’s payment data to your merchant processing platform on a global level with one master login. A true omnichannel experience. APPS is proud to be selected as the North American Acquirer for VISA payment gateways Cybersource and Authorize.net. We provide payment and data-centric acquiring solution platforms throughout North America. APPS digital platform delivers high-end optimization & real-time data. to provide greater visibility into payment analytics. We offer industry-leading, end-to-end, scalable processing solutions in line with your growth strategy.

1 Rating

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Axis TMS

Axis TMS Corp

Powerful Trucking Software with streamlined necessary tools you need to run your trucking business smoothly. Features such as Assign and Offer Orders, Maps and Routing, Driver App, Document Scanning, Auto Pay (Same Day Funding), Invoice Customers, Driver Payroll, IFTA Mileage and Fuel Sync, Repair, OBDII & Maintenance, Voice and Fax Systems, Brokerage, Electronic Logs, Push to Talk, Two-Way Messaging, Dash Cams, Truck and Trailer Monitors, POD Signatures, Safety and Fleet Compliance, Dispatch Tools, GPS Navigation, Real-Time Updates and more!

Starting Price: $15/month

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SDK.finance

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.

Starting Price: Contact us

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Computop Paygate

Computop

Computop offers its customers around the world local and innovative omnichannel solutions for payment processing and fraud prevention, for e-commerce and POS. With the Computop Paygate payment platform, retailers, service providers and industrial enterprises have the flexibility to choose from over 350 payment methods. Computop, a global player with locations in Germany, England and the USA, has been servicing large international companies for more than 25 years, including global brands such as C&A, Fossil, Otto Group, Sixt, Swarovski and Wargaming. Computop carbon-neutrally processes transactions with a combined value of USD 33 billion in 127 currencies.

Starting Price: $29 per month

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ezyCollect

If you're looking to improve your accounts receivables and cashflow, turn to to ezyCollect, a secure, cloud-based accounts receivable and debtor management solution. Trusted by more than 1,000 companies worldwide, ezyCollect automates the tedious tasks in accounts receivables so that organizations can spend their precious resources on their core business. It comes with a host of features to help businesses get paid faster and easier, including pre-reminder communications, overdue reminders, online payment processing, and escalation to debt collection. The platform also integrates with leading accounting software, Xero and myob.

Starting Price: $25.00/month

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Payscout

Our proprietary Paywire platform was built to handle simple and complex payment needs, with easy integration for both software and web applications. Our partners are able to process more payments by expanding their acceptance channels and adding multiple payment methods. Our platform has the ability to integrate with complex peripherals including EMV readers and check scanners, with support for mobile, web, desktop, and Thin Client solutions. ‍Paywire is a turnkey and flexible solution with multiple interfaces that can accommodate a multitude of payment processing, monitoring, and reporting needs. As an active member of ACA International, and with over 20 years of experience serving the collections industry, we know the operational and compliance needs of your agency. We are a world-leader in secure, flexible, and highly customized ecommerce solutions and our proprietary Paywire platform can be configured to meet your needs.

Starting Price: $1.65 per month

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SwipeSum

Discover the best credit card processing solution for your unique business and eliminate most fees associated with accepting payments. The research required to find the best solution for your unique business can take months, and merchants do not have the upper hand in negotiations. Swipesum solved that. We prove that we're the experts by sourcing the best payments solutions for you, and help pre-negotiate the most favorable terms for free. Our advice is completely free to you. We'll help negotiate and manage your payments solution, so you can focus on the growth of your company. Swipesum combines industry knowledge, proprietary software technology, and dedicated customer service to create a payments solution that will optimize card processing for your business. There is a lot of misinformation and confusion in card processing. The industry tends to obscure pricing while building the appearance of inflexibility and exclusivity into their services.

Starting Price: $15 per month

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Sonder Payments

Sonder Payments is a membership-based payment processing solution tailor-made for high-ticket businesses. Sonder Payments does not charge a percentage markup on transactions. Instead, members pay a static monthly fee for access to a dedicated support team, virtual terminal, recurring billing, online invoicing, and more. Sonder Payments is suitable for all business sizes and models. Our software is capable of integrating into numerous payment gateways, eCommerce platforms, and point-of-sale software. No matter how you use Sonder Payments, you'll always know what you pay and get paid fast. In most cases, businesses receive deposits within 5-7 hours. Sonder Payments memberships start at just $49 per month with rates as low as $0.08 per transaction. Visit SonderPayments.com for a free cost-savings analysis.

Starting Price: $49/month

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CARDZ3N

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.

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Bellwether Purchasing and Inventory

Bellwether Purchasing and Inventory Software

Rated #1 in purchasing software for SMB companies who create 50-1000 POs a month. Bellwether is cloud-based, modular, scalable, easy to use and offers a 100% money-back guarantee. Modules include Requisitions, Purchase orders, Receiving, invoicing, Inventory, and more. There are over 50+ punchouts, partial receipts, blanket POs, and integration to your ERP through invoicing. Reporting and help docs are available throughout the solution and you will also have outstanding customer support every step of the way. You decide what you need and when to add more. Proven and trusted as the best purchasing software by thousands of customers for over 35 years. Bellwether's solution works in all industries. Check it out now by requesting a free demo based on your company's needs and purchasing workflow. Look forward to hearing from you.

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NDMS Merchant Account

National Discount Merchant Services (NDMS)

National Discount Merchant Services (NDMS) offers a comprehensive suite of payment processing solutions tailored for businesses across various industries. Their services encompass both in-person and online transactions, supporting credit card, debit card, and ACH payments. NDMS provides advanced features such as EMV/chip terminals, virtual terminals, mobile point-of-sale systems, and secure payment gateways. To enhance security and compliance, they offer tokenization, PCI compliance assistance, fraud prevention tools, and a secure vault for storing sensitive data. Additional services include recurring billing, chargeback management, multi-currency processing, and customizable reporting tools. NDMS caters to a wide range of industries, including retail, ecommerce, healthcare, hospitality, and high-risk sectors, ensuring flexible and scalable solutions for businesses of all sizes.

Starting Price: $5.00/month

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PayXpert

THE PERFECT FORMULA TO INCREASE YOUR SALES Our Payment Gateway together with our Central Panel and our Connect2pay payment page solution are the result of years of experience in the payment industry. We constantly revamp them as our innovative experts come up with new ideas and our clients’ needs grow. With PayXpert, you will benefit from an innovative payment technology. We help you to improve your conversion rate while keeping you safe. Use the advanced payment technological tools that PayXpert team has developed. In accordance with local payments habits, one of the main key to be successful in company internationalization is to have the right payment method to get high volume of sales. With PayXpert, you can go international with local payment methods. Our payment solutions enable our clients to open business worldwide. PayXpert is connected with a large network of acquirers and also with many Alternative Payment Solutions around Europe, Morocco and Asia. & more

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PayNet Cloud

PayNet Systems

Our Low code solution is quick to deploy and adapts to the requirements of your growing business. We are highly flexible and can be tailored to meet the demands of your business. Interface easily with existing IT infrastructure and external tech partners using any standard protocols like REST, SOAP, ISO 20022, ISO 8583 etc. Centrally customize and monitor and all products, users type and transactions. Aggregate customer data from other systems like CRM, Trade & Finance, and aggregators and BI systems. We are enabling the retail banking industry with the digital-first approach by providing digital-first solutions. Create a unique digital experience for your customer's unique needs your bank.

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Gigwell

Gigwell is changing the way live entertainment bookings are made globally through our collaborative booking platform. We are the first cloud-based booking platform that integrates end-to-end workflow automation for booking and management agencies. We provide a simple solution to manage all artist logistics, collect and track payments electronically, negotiate contracts, talent availabilities, and monitor revenue goals. Leveraging a network of thousands of industry professionals and talent buyers, Gigwell is hyper-tailored to the workflow of a $200B industry still predominantly operating on excel spreadsheets and word documents. Gigwell has been featured in Billboard, Techcrunch, DJ Mag, Hypebot, DJ Times, Magnetic Mag and awarded the most notable startup from SF MusicTech’s StartUp Innovators Challenge.

Starting Price: $33.00/month/user

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Nuvei

One platform. One partner. Limitless global possibilities. Bring it all together through one end-to-end payment technology platform. Take advantage of all Nuvei has to offer without changing provider. That’s right. We believe in choice, flexibility and redundancy. Add us to your gateway stack for faster growth and geographic coverage, or take advantage of our full platform for maximum benefits. Leverage our connections with 200+ global acquirers to capture every payment opportunity, increase acceptance rates, and reduce operating costs. Reach a new level of payment processing capability with our extensive flexibility and customization. Start processing fast. Our payment platform easily integrates with multiple gateways, platform partners and eCommerce plugins. Take advantage of all Nuvei has to offer without changing providers. That’s right. We believe in choice, flexibility and redundancy.

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ETran

Financial Transmission Network

FTNI's ETran Online Payment solutions deliver multiple ways to securely accept one-time and recurring online ACH and credit/debit card payments and automatically post transaction details to your back-office accounting, ERP or CRM platform(s). With three different online solution offerings—Fully-Hosted, DirectForm, and DirectPost—you are able to implement and integrate the solution that fits your unique business processes, workflows and desired user experience. Give your organization, and customers, the control and oversight needed by leveraging a seamlessly scalable SaaS platform with industry leading security and compliance. Featuring three unique online payment solutions, FTNI's ETran platform delivers the flexibility to utilize your existing bank, merchant processor and back-office relationships to manage the complete payment acceptance, management and cash application lifecycle on a single platform in a convenient, contactless manor.

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CardConnect

As a leading credit card payment processor, you can leverage our experience and expertise to meet the unique needs of your business across all industries and verticals. Beyond providing secure payment acceptance integrations, it’s our priority to give your business the best support and resources available, so you can keep growing. Clover Connect offers seamless payment integration for B2B software companies. Through customized payment solutions and personalized integration support, Clover Connect scales with the journey of our software partners. Give your business users more than just payment acceptance. Clover POS systems are fully customizable and come equipped with tons of business management apps for the most efficient operations possible. Beyond providing secure payment processing integrations, it’s our priority to give your business the best support and resources available, so you can keep growing.

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Preferred Payments

A secure platform and API to accept payments, grow revenue and scale your business. Straight forward API documentation and dedicated developer support to integrate ECRYPT's powerful payment solutions to your software. Accept payments, manage customers and build a powerful payment stack on the ECRYPT platform. Integrate secure and simple card-present payment solutions with ECRYPT’s Cloud EMV devices. Secure hosted payment fields for software applications and websites. Reduces PCI scope and offers more customization. A secure solution to manage customers, store payment methods and keep sensitive financial data safe. Secure and store sensitive payment data with ECRYPT’s tokenization and P2PE solutions. A payment platform built for enterprises, developers and innovators. ECRYPT gives businesses the tools to manage, scale and monetize payments services. Card-present transactions are now easier and faster than ever before.

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Payfirma

Since 2010, our core purpose has been to make it easy for people to grow their businesses. To do that, we’ve built one of the most innovative payments platforms in the market. PayHQ makes it simple to accept any kind of payment, any way you want to do business, and creates a single view of all your payment information so that you can make smarter decisions. Today we process payments for thousands of happy business owners across North America.

Starting Price: $25.00/month/user

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Bolt

Bolt provides retailers with best-in-class customer conversion through seamless and secure one-click checkout. Leading brands like Revolve, Benefit Cosmetics, and Kendra Scott leverage Bolt's Universal Shopper Network to recognize and access rich, actionable data and insights on shopper behavior from 80M+ US shoppers. Enhancing the buying experience for shoppers by bringing speed, security, and delight to every interaction, Bolt merchants reap the benefits of more engaged, lifetime shoppers. Bolt integrates directly into retailers’ existing technology and payments stack, helping them increase conversion and boost revenue without added third-party-branded buttons or redirects. To learn more, visit bolt.com.

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Prolitus Crypto Payment Gateway

Prolitus Technologies

Providing End-to-end NFT token development services to ensure users can tokenize their rare items or collectibles assets. World-class Metaverse NFT marketplace development services offered to help users create a perfect, virtual new world and also customize their own Metaverses. Create your own crypto tokens that are fungible and have legal compliance with our offerings of comprehensive SFT token development services. Unlock the benefits of DeFi yield farming strategies to generate more cryptos with existing cryptos. Launch your own DeFI wallets to enjoy complete freedom, transparency, security and accessibility of your digital assets. Peer-to-peer decentralized Applications or Dapps can enhance security of your systems and also bring about more transparency in the ecosystem.

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Merchant One

We use state-of-the-art technology, and make compliance a top priority. We’re here to stay. We aren’t brokers, so you’ll be dealing directly with the source. We understand what it takes for merchants to be successful online. The Merchant One payment gateway offers data security, fraud detection, and lots of options for ease of use and, ultimately, your success. Virtual Terminal: Key in or swipe sales through our secure payment portal. Credit and ACH payments. If you prefer to do your own EMV Level 3 processor certification, you can interface directly with our unified payment enablement platform using our API. We’ll provide you with integration examples for your own applications as well as our integration guide and API documentation. Unlike with our SDKs, any development using our APIs will require additional processor certifications for your chosen payment device.

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2Checkout

Verifone

The 2Checkout Monetization Platform is comprehensive and flexible, so you can quickly pursue new market opportunities and deliver exceptional user experiences. The all-in-one monetization platform that maximizes your revenues and makes global digital sales easier. We enable merchants to accept mobile and online payments from buyers worldwide. Our payment processing is seamless, safe, reliable, no matter where you are on the map. This is the all-in-one monetization package that helps global businesses grow digital commerce revenue streams. Get in front of new customers worldwide via our niche affiliates from across the globe, and use our channel manager solution to multiply your global distribution network online. Reach out through the channels where your customers are buying.

Starting Price: 4.5% + $0.45 per sale

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Best Payment Processing Software in the USA

Compare the Top Payment Processing Software in the USA as of January 2026

What is Payment Processing Software in the USA?