Best Payment Processing Software - Page 38

How Many Payment Processing Software Products Does G2 Track?

Total Products under this Category: 571

Category Stats (Aug 2026)

  • Average Rating: 4.35/5 (↓0.03 vs Jul 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: QuickBooks Payments (+2.83%) - Among all products in this category, QuickBooks Payments recorded the largest rating increase compared to last month

Last updated: August 05, 2026

How Does G2 Rank Payment Processing Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 22,000+ Authentic Reviews
  • 571+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Payment Processing Software

G2 Grid® for Payment Processing Software plotting products by satisfaction and market presence

Highlighted products: PayPal Payments, Amazon Pay for Business, Venmo, BILL AP/AR, Adyen Payments, Stripe Payments, Nickel, and PayPal Checkout.

Underlying data: [Grid® JSON](https://www.g2.com/categories/payment-processing/grids.json?focus%5B%5D=paypal&focus%5B%5D=amazon-pay-for-business&focus%5B%5D=paypal-venmo&focus%5B%5D=bill-ap-ar&focus%5B%5D=adyen-payments&focus%5B%5D=stripe-stripe-payments&focus%5B%5D=nickel&focus%5B%5D=paypal-checkout)

Sponsored

SumUp

SumUp gives you everything you need to simplify your business operations. From tools to take payments, manage your money and run your business SumUp delivers tools for every type of business. SumUp enables all types of businesses to take payments, from contactless tap, chip, and card-not-present payments when merchants just need to key in card details. The SumUp Plus, Solo and Terminal card readers make it easy for you to take payments on the go. POS Lite & SumUp POS give small businesses the tools to run their business from inventory management, customer directories, loyalty, marketing and more. All with clear, transparent all-in-one pricing making it easy for you to know your bottom line. SumUp Connect is the best-in-class marketing and loyalty product. Giving small business owners the ability to drive more repeat business, increase average tickets, and build long-lasting relationships with their customers. Looking to switch to SumUp but not sure where to start? You can move from your current provider to SumUp in just a few easy steps.

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Walcy

Walcybank is a Neobank that allows businesses and individuals to easily open global accounts from anywhere in the world and save costs on cross-border transactions. It provides the best rates for foreign currency exchange using the Midmarket rate. ‘Walcy’ offers both major and emerging global currency accounts that enable clients to send and receive payments online. Clients can hold, manage, and convert currencies in one place, making international transactions more accessible and reducing foreign exchange risk. Moreover, it facilitates fast, secure, and cost-effective international payments for clients. The platform supports payments in numerous currencies, allowing businesses and individuals to send and receive funds across borders with ease.

Who Is the Company Behind Walcy?

Wasspe

Wasspe is your trusted single point of contact connecting you to a world class payment network. We make cross-border payments and FX hedging effortless

Who Is the Company Behind Wasspe?

Way4

OpenWay Group is the developer of Way4, a digital banking and payment software platform. It covers every aspect of the payments business — account management, card issuing, merchant acquiring, transaction switching, digital wallets, tokenization, and fleet cards. Headquartered in Belgium, OpenWay has office locations around the globe and serves clients in 83 countries. Way4 software solutions are used globally by banks, fintechs, payment processing companies, e-commerce and POS acquirers, national payment schemes, PSPs, oil and telecommunication companies, including both tier-1 organizations and startups. Our clients can choose between on-premises, cloud, SaaS or a hybrid deployment of OpenWay solutions depending on their operational model. OpenWay holds a #1 global ranking in software solutions for Payment Processing Platforms by Aite, also by Gartner and Omdia. It was ranked "Market Leader in Digital Wallets" by Omdia and awarded as "Best Payment Software Solution Provider in the Cloud" by PayTech.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate Way4?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.8/10)

Who Is the Company Behind Way4?

  • Seller: OpenWay
  • Year Founded: 1995
  • HQ Location: Mont-Saint-Guibert, BE
  • LinkedIn® Page: www.linkedin.com
    473 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of Way4?

Wealify

Wealify is a comprehensive fintech platform empowering businesses of all sizes with fast, secure, and scalable global payment solutions — including multi-currency accounts, virtual cards, and real-time FX tools. We help digital entrepreneurs earn, spend, and manage money across borders with confidence and full transparency.

Who Is the Company Behind Wealify?

  • Seller: Wealify
  • Year Founded: 2016
  • HQ Location: Hanoi, VN
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Web Payment Software

Web Payment Software provides you with everything you'll need to accept bankcards and check payments online and to transfer the proceeds of online sales to your bank account.

Who Is the Company Behind Web Payment Software?

Wholesail

Wholesail is a fast growing communication and payments network built for the Food & Beverage industry. It helps distributors, manufacturers, and service providers streamline accounts receivables, communications, and payments while making it easy for their restaurant and retail customers to do business with them. Here are some ways Wholesail adds value: - Automated invoice and statement emails engage your customers and convert them to pay online. - With one click, your customers can access a 24/7 self-service Customer Portal to view, print, or pay invoices. - Autopay enables your customers to automate their payment process so you receive payments on-time, everytime. - Wholesail’s simple but powerful customer reporting empowers your accounts receivable and sales reps with personalized account insights anywhere, anytime so they can better serve customers and drive growth. - Wholesail is compatible with most ERP or accounting systems so invoices, payments, and customer contact information are always in sync. With Wholesail, you can increase cash flow, save time, and reduce unnecessary back and forth with your customers, while providing your restaurant & retail customers an elevated account experience.

Who Is the Company Behind Wholesail?

  • Seller: Wholesail
  • Year Founded: 2018
  • HQ Location: San Francisco, California
  • LinkedIn® Page: www.linkedin.com
    50 employees on LinkedIn®

Worldline

World Payments is a full-service enterprise payment processing solution that can integrate with the user’s existing commerce operation. This solution is designed to support users through all stages of international payment optimization: cross-border, alternative payments and local entities. According to the vendor, this robust, scalable payment engine offers users everything they need to manage the entire payment lifecycle with clear business benefits.

Average Rating: 3.5/5.0

Total Reviews: 13

How Do G2 Users Rate Worldline?

  • Has the product been a good partner in doing business?: 8.1/10 (Category avg: 8.8/10)
  • Self Service Portal: 8.1/10 (Category avg: 8.6/10)
  • Level 3: 7.1/10 (Category avg: 7.8/10)
  • Accounting integration: 8.3/10 (Category avg: 8.4/10)

Who Is the Company Behind Worldline?

  • Seller: Worldline
  • HQ Location: Puteaux, FR
  • Twitter: @WorldlineGlobal
    5,388 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    15,714 employees on LinkedIn®
  • Ownership: EPA: WLN
  • Total Revenue (USD mm): $2,381

Who Uses This Product?

  • Company Size: 54% Small, 38% Medium

What Are Recent G2 Reviews of Worldline?

What Are G2 Users Discussing About Worldline?

Xchanger for Payments

Streamline your Payment Flows with one solution for all message Formats: Simplify and accelerate your payment operations with a single solution that handles all message formats, protocols, and workflows.

Who Is the Company Behind Xchanger for Payments?

  • Seller: VERMEG
  • Year Founded: 1993
  • HQ Location: AMSTERDAM, NL
  • Twitter: @vermeg
    592 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    2,197 employees on LinkedIn®

xpate

At xpate, we understand that your time is valuable, and we want to make sure you have all the information you need to make an informed decision about our services. Our platform offers a wide range of benefits for your e-commerce business, including: Instant access to your funds: Say goodbye to waiting for your funds. With xpate, you'll have immediate access to your funds right after your customer made a purchase, empowering you to make faster business decisions. Seamless set up: Our user-friendly platform easily connects with all the major e-commerce platforms, making the transition to xpate smooth and hassle-free. If you are not feeling comfortable with doing the integration, we can even do it for you. Trust and security: xpate operates as a licenced financial institution under FCA supervision and PCI DCC Level 1 compliance. Competitive pricing: We understand the financial challenges small businesses face. That's why we offer competitive pricing, ensuring you get the best value for your business. You get your own banking account. When you choose us, you'll get more than just a payment processing solution. You'll also get a business banking account that allows you to make transactions quickly and easily, so you can focus on growing your business. Small-business tailored: At xpate, we care about small businesses. Unlike our competitors, we believe every business deserves a chance to succeed, regardless of its size or processing history. That's why we serve businesses of all sizes, including those that are just starting out.

Who Is the Company Behind xpate?

  • Seller: xpate
  • Year Founded: 2019
  • HQ Location: London, GB
  • LinkedIn® Page: www.linkedin.com
    65 employees on LinkedIn®

Xpay

Payments simplified for high risk merchant payments accounts.

Who Is the Company Behind Xpay?

  • Seller: Xpay
  • HQ Location: Los Angeles, US
  • LinkedIn® Page: www.linkedin.com
    11 employees on LinkedIn®

Yapily

Yapily is Europe’s leading open banking infrastructure platform solving a fundamental problem in financial services today: access. We securely connect our customers to thousands of banks across Europe, allowing them to access financial data and initiate payments. Yapily’s customers range from disruptive fintechs to industry leaders operating in a number of verticals. To date, we've raised $69.4 million in funding, and employ over 200 people worldwide as we continue to scale across Europe.

Average Rating: 4.2/5.0

Total Reviews: 3

Who Is the Company Behind Yapily?

  • Seller: Yapily
  • Year Founded: 2017
  • HQ Location: London, GB
  • Twitter: @YapilyLtd
    914 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    125 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Medium, 33% Large

What Are Recent G2 Reviews of Yapily?

Yaspa

Yaspa is an award-winning fintech that connects identity and money to simplify - and accelerate - the way we pay. Founded in 2017 by a former Worldpay CTO, Yaspa uses open banking to provide instant bank payments that are faster, more secure and more cost-effective than cards, and to help regulated businesses seamlessly verify customers and their payments. Yaspa operates across the UK and Europe, is regulated by the UK’s Financial Conduct Authority, and is backed by leading investors including Fin Capital, SGH Capital & Metavallon VC. Most recently, Yaspa was awarded a government grant for its Safer Gambling payments and AI platform by Innovate UK, the UK’s innovation agency. Yaspa's uses open banking to provide instant bank payments that are faster, more secure and more cost-effective than cards, and to help regulated businesses verify customers and their payments - delivering seamless risk-rated conversions and reducing fraud. Some of Yaspa's core product modules include: Instant Payments - Let customers make instant bank payments without cards, apps or the need for cash. - Yaspa enables fast and secure direct account-to-account payments, eliminating intermediaries. - By using bank verification instead of cards, Yaspa transactions are protected against card-based fraud. Instant Payouts - Make payouts instantly: Pay your customers in real-time and allow instant withdrawals with straight-through payouts, or set up an approval process for extra security. - No rekeying required: Your customers' accounts come fully verified, so you can make payments confidently - and meet your compliance obligations. - Flexible integration: Manage your payouts and cash flow through the Yaspa dashboard, or integrate directly into your existing systems and processes. Account Verification - Ensure secure payments to verified accounts using real-time biometric authentication. - Streamline anti-fraud measures and payment setup with quick account verification. - Obtain bank-verified customer data for KYC and SCA during the payment process. - Accelerate onboarding with pre-filled, accurate account data directly from the user's banking app. Verification Plus - Instant affordability checks. - ‘Pan-merchant’ analysis. - Vulnerability detection. - Suspicious behaviour alerts. - Dedicated Verification Plus dashboard. - Frictionless process at the point of payment. Virtual Accounts (vIBANs) - Instant payments: Make low-cost payments to your Yaspa vIBAN with real-time status updates. - Multiple accounts: Create virtual accounts tailored to your business, with multi-currency and Forex options. - API integration: Seamlessly integrate with your systems via API for easy virtual account management.

Who Is the Company Behind Yaspa?

Yuno

Yuno has developed payment infrastructure technology that integrates the business into the payment and fraud ecosystem, enabling enterprises to manage all payment methods and fraud providers through a single integration

Who Is the Company Behind Yuno?

  • Seller: Yuno
  • Year Founded: 2022
  • HQ Location: Bogotá, CO
  • LinkedIn® Page: www.linkedin.com
    319 employees on LinkedIn®

Zai

Zai is boldly transforming the future of financial services and powering our customers by making innovative financial services accessible to all. Our payment APIs help businesses manage multiple payment workflows and move funds, so they can pay and get paid without delays. We apply our real-time expertise to a reliable micro-service architecture to enable authentication, liquidity, payment and settlement with zero wait-times. We have over 170 employees, growing to 450 by 2025, and are expanding our presence across APAC, UK, USA and the Middle-East.

Who Is the Company Behind Zai?

Zomentum Payments

Discover a new era of financial efficiency with Zomentum Payments. Our cutting-edge automated payment system offers a comprehensive solution to streamline your billing and payments process. Say goodbye to manual invoicing, payment uncertainties, and data security concerns. With Zomentum Payments, you can: - Automated Billing and Payments: Bid farewell to manual invoicing. Our automated system ensures accurate and timely billing, freeing you from repetitive tasks. - Enhanced Cash Flow: Experience a steady and predictable cash flow, with timely payments and streamlined invoicing, allowing you to fuel your business growth. - Global Expansion: Break down international barriers with our international payment capabilities. Reach clients around the world effortlessly. - Client portal: Dedicated portal for seamless payment method addition and invoice settlement. - Data Privacy: Your data is yours. We prioritize your privacy and ensure that your confidential information is safeguarded at all times. - Dedicated Customer Support: Our expert support team is here to assist you every step of the way. Have questions or need help? We've got you covered. Zomentum Payment’s automated billing software is transforming businesses of all sizes, providing a seamless and secure way to manage billing and payments. Experience efficiency, security, and growth like never before.

Who Is the Company Behind Zomentum Payments?

  • Seller: Zomentum
  • Year Founded: 2018
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    62 employees on LinkedIn®
Subhransu Sahu
SS
Researched and written by Subhransu Sahu
Updated April 9, 2026