Best Payment Processing Software in the UK
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Compare the Top Payment Processing Software in the UK as of October 2026
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What is Payment Processing Software in the UK?
Payment processing software is software used to facilitate payments made to and from businesses. It can process these transactions quickly and securely, allowing merchants to run their operations smoothly. The software is often integrated with point-of-sale systems or accounting programs, allowing for seamless tracking of all financial information. Users can easily manage payment gateways, report on transactions, and reconcile accounts with detailed analytics tools. Compare and read user reviews of the best Payment Processing software in the UK currently available using the table below. This list is updated regularly.
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1
NMI Payments
NMI
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. -
2
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. -
3
Birdeye
Birdeye
Birdeye builds AI agents for multi-location brands — trusted by the largest enterprise brands globally, including Sutter Health, Aspen Dental, Sun Auto and Caesars Entertainment. We give you AI coworkers at every location — for marketing, operations, and customer experience — that do the jobs your business needs done by employing multiple agents that work together to win AI visibility, convert demand, and deliver a consistent customer experience. Enterprise-Ready → Built for Scale SSO, audit logging, HIPAA, SOC 2, and GDPR. Role-based access, tiered approvals, and location-level reporting give corporate and local teams the control they need. So you stay in control while AI handles execution across hundreds of locations. With teams across the U.S., U.K., Australia, and India, Birdeye is redefining how enterprises win locally at scale.Starting Price: $250/month -
4
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. -
5
RetailEdge
High Meadow Business Solutions
RetailEdge is an easy to use and feature-rich point of sale (POS) and inventory management software solution for retail businesses. RetailEdge offers multi-location support, credit card processing, website integration, mobile POS, and gift card management capabilities within a suite. The solution supports secure and mobile payments like EMV and Apple Pay and integrates with multiple e-commerce platforms for efficient order processing and price updates. RetailEdge was developed in June of 1989 to provide a powerful, flexible, full-featured POS software and hardware solution at a reasonable price that is easy to install, use, and configure, but also affordable to maintain and run. We strongly believe that a good POS solution, in addition to providing great features for a low price, must be supported well. So we have developed a strong support system that provides a backbone of local resellers and quick access to US-based Tier 3 (highest) level support.Starting Price: $495.00/one-time -
6
HelmBot
HelmBot
Appointment scheduling, point-of-sale, staff management, marketing automation, and a whole lot more. HelmBot makes it easy for business owners to stay on top of all the complicated parts of their business in one place. HelmBot is designed to save you time and bring in extra appointments, every single day.Starting Price: $95 per month -
7
Skrill
Skrill
With Skrill you have an online wallet. You can pay online, send money, have a Skrill card, and a loyalty programme. Skrill has been helping to make it, send it and spend it for millions of customers since 2001. So wherever you are and whatever you want to do with your money, just skrill it. -
8
Amazon Pay
Amazon
Amazon Pay makes it simple for hundreds of millions of customers around the globe to pay for products and services using the information already stored in their Amazon accounts. To make a payment, you can use any of the payment methods in your Amazon account. The Amazon Pay checkout solution increases shopper engagement, brand visibility, and security for your business, letting hundreds of millions of Amazon customers pay their way, every day. Amazon Pay is a service offered to Amazon customers, and you are enabled to use it wherever you see it — whether that is clicking the Amazon Pay button when checking out on your favorite online stores, managing your payment methods in your account on Amazon.com or using Amazon Pay on Alexa. There are no additional sign-ups or sign-ins. Your transactions are safe and secure, and everything can be tracked in your Amazon account. -
9
PayPal
PayPal
PayPal is a widely used digital payment platform that helps individuals and businesses send, receive, and manage money online and in stores. The platform offers flexible payment solutions including Pay in 4, Pay Monthly, debit cards, cashback credit cards, and savings accounts with competitive APY rates. Users can shop securely online using PayPal checkout while earning cashback rewards and special offers from popular brands and retailers. PayPal also allows customers to transfer money internationally, split bills with friends, request payments, and create shared money pools for group expenses. The mobile app provides a centralized experience where users can manage payments, savings, rewards, and cryptocurrency transactions in one place. Security and privacy are heavily emphasized through encrypted payments and protection of financial information during transactions.Starting Price: Free -
10
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. -
11
Quadient AP Automation by Beanworks
Quadient
Quadient AP Automation by Beanworks empowers accounting teams by automating the entire accounts payable workflow, from purchase to payments. We receive and code your invoices, route them for approval, and sync them into your accounting software. Once invoices have been approved, they automatically match to payments, helping eliminate the risk of duplicates and ensuring your vendors get paid on time. By combining AP data, invoice images and reporting, you gain better visibility into outstanding liabilities across all of your legal entities or locations. Quadient AP Automation by Beanworks helps accounting teams: -Increase control over AP -Improve visibility across payables -Eliminate paper & filing cabinets -Improve accountability & easily find invoices -Access and approve invoices from any device Quadient AP Automation by Beanworks integrates with industry-leading accounting software including QuickBooks, Intacct, Sage 100, Sage 300, Sage 50 Canada & US, NetSuite & more -
12
Floral Frog
Floral Frog
Floral Frog is a comprehensive, yet easy to use florist management system with EPOS designed for managing the business side of floristry. It relieves the burden of managing paperwork commonly seen in flower shops and saves hours of administration. No more order pads - you can manage orders centrally and find them with a few clicks including their payment and delivery status. Do you have a website? We support a number of website integrations, so why not manage all of your orders with ease in one place (check our website for integrations). Spending too much time working out delivery routes? Our software works out the most optimal route for you with just a few clicks. Losing track of money owed? Our invoicing and payments module keeps track of outstanding payments and can automatically invoice your account customers. No more spreadsheets - all sales and expenses are automatically accounted for in the software and you can easily export to CSV or PDF.Starting Price: $60.00/month -
13
Payrexx
Payrexx
Customers select the desired products, place them in the shopping cart, fill out the predefined form fields with their contact details and proceed to pay - all on one page. Design of every payment tool is fully customizable with corporate logo, colors and fonts, whether it is a Virtual POS, Paylink or One Page Shop. Payrexx payment tools such as One Page Shop, Paylink and Virtual POS automatically adapt to the user's device. Shopping and payment experience will always be convenient for your customers. Use Facebook pixel to track customers on your Payrexx tools. You only need to copy and paste a small amount of code. Create discount coupons with a fixed amount or on percentage basis. During the checkout, your customers can then easily enter the code to apply the discount. Send paylinks to your customers by email either automatically or manually. Decide when you would like to remind your customers to purchase your products or services.Starting Price: $9 per user per month -
14
Clearly Payments
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.comStarting Price: $10.00/month -
15
Razorpay
Razorpay
Power your finance, grow your business. Accept payments from customers. Automate payouts to vendors & employees. Never run out of working capital. Mix and match products from Razorpay's payment suite to solve for your exact business use case. With the easiest integration, completely online onboarding, feature filled checkout and best in class performance, quickly go live with Razorpay and experience the future of payments. Razorpay Payment Pages is the easiest way to accept payments with a custom-branded online store. Accept international and domestic payments with automated payment receipts. Take your store online instantly with zero coding. Preparation is everything! Use hosted Event Registration to quickly register event attendees online and send automated receipts. Raising money for a good cause? Our hosted Donations page saves you valuable time by automatically sending personalized 80G receipts. -
16
Paddle
Paddle Payments
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 -
17
ALFAcoins
ALFAcoins
ALFAcoins is a secure payment processor and crypto payment gateway for merchants who aim to accept cryptocurrencies. It easily integrates into your website or existing payment flow, with an API, widgets, and e-commerce plugins. • Comprehensive Cryptoprocessing for your Store: Send and receive the most popular cryptocurrencies. • 5 Minute Integration: Drag'n'drop our widget or plug into our feature-rich API. • Accounting Tooling: Export transaction data into your favorite services. • 24/7 SupportStarting Price: 0.99% Fee -
18
PaySimple
PaySimple
PaySimple is the leading payments management solution for service-based businesses, powering the cashflow of over 20,000 companies nationwide. PaySimple builds long-term partnerships with companies to drive growth providing flexible payment and billing solutions and personalized customer service to suit their distinct business needs. With a robust API, PaySimple is a trusted technology partner for payment integrations; natively handling cashflow within SaaS products and mobile applications.Starting Price: $59.95/month -
19
ALX Wallet
ALX Wallet
ALX wallet is a platform for global business and payments. Anyone with the ALX wallet mobile app can get started sending payments, promoting their business, and selling their goods & services in under a minute to anyone in the world. ALX wallet helps buyers, sellers, friends, and family connect globally, send money, and grow their business. As a Peer to Peer platform, ALX wallet does not act as a bank, charges zero fees to merchants, or people sending money, and settlements are near instant. No fees, no chargebacks, no waiting for your money. Global business is open to everyone. Start selling and sending payments today. Available now for iOS & Android. Supporting Dogecoin, Digibyte, Bitcoin, and all major credit & debit cards via Stripe. Features: Mobile Point of Sale Mobile Invoicing & Payments Mobile Transaction Records Embeddable Widget Creator for Accepting Crypto Currency on Websites Profiles for accepting payments and selling your goods & services.Starting Price: Free -
20
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.Starting Price: 0.5% -
21
Easy Pay Direct
Easy Pay Direct
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 & MoreStarting Price: 2.44% and 0.29 -
22
Diamond Mind Payment Processing
Diamond Mind
Diamond Mind Payment Processing is a payment processing solution for schools that offers convenience of digital payments. Diamond Mind Payment Processing simplifies, streamlines, and accelerates payments across the campus. With Diamond Mind Payment Processing, payment data is securely transmitted for processing. Diamond Mind Payment Processing also features easy management, reconciliation, and reporting of all payments.Starting Price: $1.00 -
23
CSG Forte
CSG International
Scale your business and get to market faster with a complete, customizable payments platform. CSG Forte integrates with your existing applications so you can simplify your tech stack and increase ROI. Gain insight into every part of the payments experience, including transaction details, dispute management and more. It’s easy to get started with CSG Forte. Most merchants are approved and processing payments in less than 24 hours. Plus, our platform APIs reduce the time it takes to integrate platforms, so you can start making money faster. As your business grows, complexity shouldn’t. With CSG Forte, you receive your payments from all processors in one place, reducing costs and letting you put that money toward continued business growth.Starting Price: $24.95 per month -
24
Adyen
Adyen
End-to-end payments, data, and financial management in a single solution. Meet the financial technology platform to help realize your ambitions fast. Easily add more payment methods and grow into new markets with local acquiring. Create superior customer experiences using cross-channel insights. Gain a deeper understanding of your business with all your global payment data in one place. Protect your business by detecting and responding to fraud without impacting real transactions. Optimize your finances and increase automation with our banking infrastructure. Especially valuable for platforms and marketplaces looking to payout users faster in a preferred currency. -
25
Atlantic-Pacific Processing Systems
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. -
26
Braintree
PayPal
Boost your company's revenue with a global payments partner. Reach more buyers and drive higher conversion with the only payments platform that delivers PayPal, Venmo (in the US), credit and debit cards, and popular digital wallets like Apple Pay and Google Pay in a single, seamless integration. Drive revenue growth and maximize business opportunities. Accept and process cards, PayPal, and wallets such as Venmo (US only), Apple Pay, and Google Pay in a single, modern integration. Plus, get industry-leading tools to help prevent fraudulent transactions, manage data security, and streamline operations. Help increase sales and loyalty with a modernized, optimized payments experience. Leverage the PayPal network and next-generation technology to expand markets. Manage internal costs and automate back-end processes without sacrificing revenue. Help detect and prevent fraudulent transactions while approving more orders. The payments platform for some of the world’s leading brands. -
27
Payrix
Payrix
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. -
28
PaymentCollect for QuickBooks
Payment Collect
PaymentCollect™ is a software plugin for the full suite of QuickBooks® products that allows business owners to natively process credit cards within QuickBooks® through the processor or bank of their choice. We support QuickBooks Desktop® back to version 2004, Point of Sale® back to version 2010, as well as the new QuickBooks Online.® PaymentCollect™ provides simple, convenient, efficient, and inexpensive payment processing software. Reduce overhead and variable costs by receiving, processing, and automatically posting payments into QuickBooks. With Payment Collect™, your customers can pay their invoices 24/7 by phone or online. We synchronize with QuickBooks® so invoices are automatically marked as paid. -
29
Recurly
Recurly
Thousands of innovative companies across media and entertainment, consumer goods, software, education, health and wellness, and travel and hostpiatlity industries rely on Recurly for faster, more profitable growth. The partnership and platform of Recurly removes the complexities of automating subscription management and recurring billing at scale, enabling teams to manage and optimize their subscriber lifecycles with ease. Category-defining companies including Sling, Twitch, Bark, FabFitFun, Paramount, Lucid, and Sprout Social have chosen Recurly to manage billions of dollars in recurring revenues, future-proof their recurring billing and revenue management, and recover billions of dollars in lost revenue due to churn. Founded in 2009, Recurly is based in San Francisco, with offices in Boulder and London. Recurly | Keep a good thing growingⓇStarting Price: $0.00/month -
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SDK.finance
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
