Researched and Edited by Rajat Gupta
Last updated: May 18, 2026 · How we review
Payment Processing Software overview
Spotsaas tracks 139 products in Payment Processing Software, ranked by SpotScore — a blend of feature coverage, verified review ratings, and value. 8 let you start on a free trial, and 17 keep a free plan you can stay on. Most buyers here are Finance managers at subscription-based service companies evaluating secure and scalable payment solutions.
- 139
- products listed
- 8
- offer a free trial
- 17
- have a free plan
- 35
- priced per subscription
- 89
- quote on request
Editor's Summary · Payment Processing Software
Klarna dominates by volume with 154,488 ratings at 4.1/5, driven by global scale across consumer-facing checkout flows and buy-now-pay-later installment options, priced on quotation for merchant accounts. Balance draws strong satisfaction at 4.5/5 across 20,705 ratings and is particularly used by B2B marketplaces needing net terms, invoicing, and credit workflows built directly into the checkout experience. Opayo scores 4.7/5 across 4,139 ratings on a subscription model and is a consistent pick for UK-based merchants that need PCI-compliant card processing with predictable monthly costs.
Payment processing software handles the end-to-end movement of funds between buyers and sellers, covering authorization, settlement, fraud screening, and reconciliation across card, digital wallet, and ACH payment methods. Core buyers are e-commerce operators, marketplace platforms, and finance teams at mid-market companies managing multi-currency or cross-border transactions with complex settlement requirements.
Quick picks for Payment Processing Software
- Best overall — Klarna
- Best for B2B marketplaces with net terms — Balance
- Best for UK merchants on subscription pricing — Opayo
Who gets the most from Payment Processing Software
- 1Finance managers at subscription-based service companies evaluating secure and scalable payment solutions
- 2Payment operations leads at e-commerce platforms needing multi-channel payment acceptance and integration
- 3Sales directors at retail businesses seeking versatile payment methods including mobile and POS terminals
How to choose Payment Processing Software
If you prioritize security and scalability, filter by products with strong encryption and high availability features. For businesses requiring multi-channel payment acceptance, sort by those supporting diverse payment types like mobile, POS, and online. When transparency is key, filter by Free Trial or publicly available pricing, though most top products use quotation-based pricing.
Showing 81-100 out of 139

Duffel Payments
Streamline your business and increase profits effortlessly.
Best for: SMB teams · Mid-market · Enterprise
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What is Duffel Payments?
Duffel Payments, the newest offering from our SaaS Aggregator company, allows you to effortlessly sell flights and streamline your travel business. Gone are the days of complex and expensive upfront costs - Duffel Payments enables you to charge your customers directly through our easy-to-use ...
Read more about Duffel PaymentsStarts from $2PER CONFIRMED ORDER

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What is Whistle?
Whistle, with the tagline "Designed with the participant in mind," is a user-friendly platform that aims to improve retention, productivity, engagement, and profitability in businesses. By incorporating AI-informed nudges, behavioral science concepts, and machine learning tools, Whistle ...
Read more about WhistleWhistle offers custom pricing plan

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What is GETTRX?
Introducing GETTRX - the solution that allows you to reduce cash processing fees and say goodbye to outdated payment methods. Our experienced team specializes in bankcard services and information infrastructure, providing a speedy turnaround on merchant applications. We believe in the success ...
Read more about GETTRXStarts from $29/Month

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Rapyd Collect
Streamline global payments and expand your business's reach.
Best for: SMB teams · Mid-market · Enterprise
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What is Rapyd Collect?
Rapyd Collect: Revolutionizing Global Commerce Rapyd Collect is a game-changing product that empowers businesses to thrive in any local market across the globe. With our fintech-as-a-service platform, businesses can now easily integrate localized fintech and payment capabilities into their ...
Read more about Rapyd CollectRapyd Collect offers custom pricing plan

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What is Zai?
Zai, the ultimate revenue management platform, simplifies payment automation and boosts operational savings with its powerful APIs. With just a single API, Zai seamlessly integrates multiple payment systems, streamlining payments and settlements. Bid goodbye to resource strain and complexity ...
Read more about ZaiZai offers custom pricing plan

Songhai Exchange
Efficient fund management for African trade
Best for: SMB teams · Mid-market · Enterprise
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What is Songhai Exchange?
Introducing Songhai Exchange, the ultimate solution for efficient fund management and trade-related investments in Africa. With our innovative Pan-African payment network, users can easily access cash pick up, bank transfers, bill payments, and mobile money transfers across the continent. By ...
Read more about Songhai ExchangeSonghai Exchange offers custom pricing plan

Dots
Streamline your business with effortless automation.
Best for: SMB teams · Mid-market · Enterprise
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What is Dots?
Introducing Dots: the ultimate process automation platform for your business. Say goodbye to tedious manual tasks and multiple payment processors, because Dots streamlines everything with just a single API. No more wasting time on onboarding or managing payments, as Dots handles it all ...
Read more about DotsDots offers custom pricing plan

PAYZE
Streamline payments and elevate your business with PAYZE.
Best for: SMB teams · Mid-market · Enterprise
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What is PAYZE?
PAYZE is a user-friendly online payment processing platform that simplifies the process of accepting payments. With its intuitive API, you can easily offer multiple payment options to your customers and even split payments between multiple merchants. Say goodbye to time-consuming manual payment ...
Read more about PAYZEPAYZE offers custom pricing plan
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What is Gravity Payments?
Gravity Payments is a payment processing platform that handles credit and debit card transactions across mobile, e-commerce, and point-of-sale channels. It includes real-time receivable management and a support team that helps configure payment workflows for each business type.
Read more about Gravity PaymentsGravity Payments offers custom pricing plan

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What is BitPay?
BitPay is a cryptocurrency payment processing platform used by e-commerce merchants and online businesses that want to accept Bitcoin and other digital currencies without exposure to crypto price volatility. It converts crypto payments to the merchant's local currency at settlement, eliminating ...
Read more about BitPayBitPay offers custom pricing plan

SecurePay
Simplify customer payments and collections with SecurePay.
Best for: SMB teams · Mid-market · Enterprise
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What is SecurePay?
SecurePay is payment and collection processing software designed to help small businesses manage their customers, payments, and collections. SecurePay provides small business owners with a powerful yet simple-to-use online system that is built on a central database to track all customer ...
Read more about SecurePaySecurePay offers custom pricing plan

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What is Satispay?
Satispay is an easy-to-use payment processing software that allows individuals and businesses to accept payments over the Internet in real-time and on their own terms. Satispay avoids the usual high fees of other services with no setup costs, no monthly fees, no surcharges, and no merchant ...
Read more about SatispaySatispay offers custom pricing plan

Quantum Electronic Payments
Streamline your payments with Quantum.
Best for: SMB teams · Mid-market · Enterprise
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What is Quantum Electronic Payments?
The Quantum Electronic Payments Solution is designed with everything you need to implement a robust credit card processing and eCommerce solution for your business. A cloud-based software solution that enables businesses to offer electronic payment. It's processing services with a monthly ...
Read more about Quantum Electronic PaymentsQuantum Electronic Payments offers custom pricing plan

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What is PaymentSpring?
PaymentSpring is a leading provider of Payments Solutions that enable merchants to accept credit & debit payments with ease. With its robust Feature-Rich Software, industry-applicable Support, competitive Pricing and a promising Growth Strategy, this secure payment processor offers an ultimate ...
Read more about PaymentSpringPaymentSpring offers custom pricing plan

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What is PayAnywhere?
PayAnywhere is payment processing software that enables you to accept secure payments anywhere on the web.. It offers the ability to take payments for goods and services through your mobile device or tablet, where you are. Businesses of any size can take advantage of PayAnywhere to process ...
Read more about PayAnywherePayAnywhere offers custom pricing plan

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What is Omise?
Omise is a payment gateway platform built for e-commerce businesses and payment service providers in Southeast Asia — primarily Thailand, Japan, and Singapore — that need scalable, PCI-compliant payment infrastructure. It handles card processing, real-time fraud detection, and multi-currency ...
Read more about OmiseOmise offers custom pricing plan

LexisNexis Payment Solutions
Effortless payments made simple.
Best for: SMB teams · Mid-market · Enterprise
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What is LexisNexis Payment Solutions?
LexisNexis Payment Solutions is a global payment processing suite, designed for merchants large and small, to manage and run their business with ease. As the preferred payments partner for leading global banks and financial institutions, LexisNexis Payment Solutions offers straightforward ...
Read more about LexisNexis Payment SolutionsLexisNexis Payment Solutions offers custom pricing plan

Przelewy24
Effortless payment processing for modern businesses.
Best for: SMB teams · Mid-market · Enterprise
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What is Przelewy24?
Przelewy24 is a multichannel payment processing software with a single, unified platform. It gives you the ability to present modern payment techniques to your customers, and provides all the tools to support online channels. We simplify the way you process transactions and provide 24/7 ...
Read more about Przelewy24Przelewy24 offers custom pricing plan

Merchant One
Efficient, secure payment processing for any business.
Best for: SMB teams · Mid-market · Enterprise
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What is Merchant One?
Merchant One Payment Processing Software is the easiest cloud-based solution on the market today. Merchant One fuses together the ease of a POS system with powerful processing and shopping cart functionality. It is one payment processing software allows you to quickly and easily setup and ...
Read more about Merchant OneMerchant One offers custom pricing plan

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What is Nuvei?
Nuvei is a cloud-based SaaS payment processing system for business that combines the power and flexibility of API-based transaction processing with the simplicity of traditional online Point-of-Sale (POS) systems. In addition to its flexible API, Nuvei supports familiar POS interfaces such as ...
Read more about NuveiNuvei offers custom pricing plan
Related to Payment Processing Software
Looking to replace a Payment Processing Software tool?
Each round-up compares that product against the closest options on features, pricing and user ratings.
Frequently Asked Questions About Payment Processing Software
Stuck on something? We're here to help with all the questions and answers in one place.
The most important Payment Processing Software features to evaluate are Accounts Payable, Accounts Receivable, Bank Reconciliation, Billing and Invoicing, Cash Management, Collections. Most buyers prioritize ease of use, reporting, and integration capabilities when choosing a solution. Look for tools that cover your core workflow before comparing advanced features.
Payment Processing Software pricing varies widely — from free plans to enterprise contracts. 8 products on Spotsaas offer a free plan or trial, including Wallester, ePayPolicy, Plooto. Paid plans typically start around $10–$50/month per user. Check individual product pages for current pricing.
The top rated Payment Processing Software based on verified user reviews and SpotScore are LexisNexis Payment Solutions, Paymentwall, Omise. These tools consistently score highest on ease of use, feature depth, and customer support quality. Ratings are updated monthly based on real buyer feedback.
To choose the right Payment Processing Software, start by listing your must-have features — commonly Accounts Payable, Accounts Receivable, Bank Reconciliation, Billing and Invoicing, Cash Management, Collections. Then filter by team size, budget, and integrations you already use. Compare at least 3 options and use free trials to test before committing. Spotsaas lets you compare side-by-side in minutes.
Yes — 8 Payment Processing Software on Spotsaas offer a free plan or free trial. Popular free options include Wallester, ePayPolicy, Plooto. Free plans typically cover core features for small teams; paid upgrades unlock advanced reporting, integrations, and support.
The best Payment Processing Software for small businesses are affordable, quick to set up, and scale without complexity. Top picks for small teams are Flatpay, Nickel, PayTabs. Look for tools with per-user pricing, no long-term contracts, and strong onboarding support to minimize ramp-up time.
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].











