Best Payment Processing Software - Page 15

How Many Payment Processing Software Products Does G2 Track?

Total Products under this Category: 560

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
  • 560+ 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, PayPal Checkout, and Nickel.

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=paypal-checkout&focus%5B%5D=nickel)

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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Global Payments Integrated

Global Payments Integrated helps businesses succeed by delivering secure and personalized payment solutions, allowing developers of business management solutions to accept payments through their systems and add value to their software. While many processors offer payments tied to antiquated platforms designed to support stand-alone systems, the Global Payments Integrated platform provides custom, scalable and fast payment solution integration – accommodating the swiftly-shifting ways consumers pay for goods and services. With this visionary payment processing platform, Global Payments Integrated helps business management software companies grow their business through our embedded commerce services, bolster customer loyalty with unique payments solutions, and improve profitability.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Global Payments Integrated?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Accounting integration: 10.0/10 (Category avg: 8.4/10)

Who Is the Company Behind Global Payments Integrated?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Global Payments Integrated?

goEmerchant

GoEmerchant provides an affordable E-commerce solutions for small businesses. GoEmerchant provides all the tools you need: - Internet merchant account, - shopping cart software, - secure payment gateway, - E-commerce hosting, - website hosting, - marketing tools, - domain name registration.

Average Rating: 4.0/5.0

Total Reviews: 1

How Do G2 Users Rate goEmerchant?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind goEmerchant?

  • Seller: goEmerchant
  • Year Founded: 1995
  • HQ Location: Fort Worth, US
  • Twitter: @GoEmerchant
    183 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    19 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of goEmerchant?

What Are G2 Users Discussing About goEmerchant?

GR4VY

Gr4vy is a cloud-native payment orchestration platform designed to simplify and optimize payment processes for enterprise merchants and platforms. By offering a centralized, no-code environment, Gr4vy enables businesses to manage and customize their payment strategies efficiently, reducing complexity and accelerating time to market. With access to over 400 payment methods and providers through a single integration, merchants can create bespoke checkout experiences tailored to their customers' preferences. Gr4vy's infrastructure-as-a-service model ensures dedicated cloud instances, providing resilience, redundancy, and high performance, while maintaining PCI DSS Level 1 compliance to secure sensitive payment data. Key Features and Functionality: - Extensive Payment Method Access: Connect to over 400 payment methods and providers worldwide through a single integration, facilitating global expansion and customer satisfaction. - No-Code Rules Engine: Implement dynamic and intelligent routing and retry rules without the need for engineering effort, optimizing transaction success rates. - Customizable Checkout Experiences: Personalize payment options displayed to customers, enhancing user experience and conversion rates. - Secure Card Vaulting and Tokenization: Safely store and manage card data, ensuring compliance and reducing the risk of data breaches. - Dedicated Cloud Infrastructure: Utilize isolated cloud instances to eliminate single points of failure, ensuring high availability and performance. Primary Value and Problem Solved: Gr4vy empowers merchants to take full control of their payment ecosystems by simplifying the integration and management of multiple payment service providers and methods. This approach reduces the technical complexities and compliance burdens associated with payment processing. By offering a flexible, scalable, and secure platform, Gr4vy enables businesses to optimize their payment strategies, increase conversion rates, and expand into new markets swiftly, all while maintaining high performance and reliability.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate GR4VY?

  • Self Service Portal: 10.0/10 (Category avg: 8.6/10)
  • Level 3: 10.0/10 (Category avg: 7.8/10)
  • Accounting integration: 10.0/10 (Category avg: 8.4/10)

Who Is the Company Behind GR4VY?

  • Seller: GR4VY
  • Year Founded: 2020
  • HQ Location: San Mateo, US
  • LinkedIn® Page: www.linkedin.com
    58 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About GR4VY?

AI-generated summary from verified user reviews

Pros
  • Users love the payment orchestration capabilities of GR4VY, making transactions seamless and efficient.
Cons
  • Users experience integration issues that hinder the program's compatibility with their platforms.

What Are Recent G2 Reviews of GR4VY?

Instant

Instant is a powerful retention marketing and identity resolution platform built specifically for eCommerce brands looking to convert more site visitors and boost revenue. Traditional cookie tracking leaves massive gaps in the customer journey. Instant fills those gaps by helping merchants identify who’s visiting their site even if they haven’t logged in, opted in, or made a purchase. With Instant’s server-side tracking and first-party data capture, you can resolve anonymous traffic into real, high-intent profiles and turn them into revenue-driving touchpoints. Instant integrates directly with platforms like Shopify and Klaviyo making it easy to activate your data across all major channels. Trusted by over 500 top eCommerce brands, including ThirdLove, TRX, and Parisa Wang, Instant empowers teams to: Identify opted-in visitors in real time Trigger more personalized abandonment and re-engagement flows in Klaviyo Retarget high-intent shoppers across Meta and Google with precision Increase retention and customer lifetime value (LTV) with smarter flows Setup takes less than 15 minutes, and results are typically seen within days—not weeks. Whether you’re trying to fix abandoned cart recovery, improve email and SMS performance, or increase the ROI of your paid campaigns, Instant helps you make the most of your traffic. If you’re serious about retention, customer identity resolution, and scaling profitably without relying on third-party cookies, Instant is the solution built for you.

Average Rating: 4.5/5.0

Total Reviews: 1

Who Is the Company Behind Instant?

  • Seller: Instant
  • Year Founded: 2021
  • HQ Location: Sydney, Australia, AU
  • LinkedIn® Page: www.linkedin.com
    94 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About Instant?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Instant, notably its quick lead sourcing and integration capabilities.
  • Users value the quick CRM integration, enhancing lead sourcing and streamlining data management effortlessly.
  • Users value the easy integration with CRMs and Google Sheets for fast lead sourcing.
  • Users value the easy integrations of Instant, particularly for seamless CRM and Google Sheets connectivity.
  • Users highlight Instant's efficiency, praising its reliability and impressive speed in delivering promised services.
Cons
  • Users find the pricing jumps quickly, making Instant less suitable for personal Gmail accounts.

What Are Recent G2 Reviews of Instant?

InvoiceCloud

InvoiceCloud is a leading provider of cloud-based electronic bill presentment and payment (EBPP) solutions, helping more than 3,250 utilities, government agencies, and insurance organizations modernize how they engage with customers. InvoiceCloud's SaaS platform drives higher digital payment, AutoPay, and paperless adoption rates—improving customer satisfaction while reducing costs, accelerating payments, and easing staff workloads. With a mission to make digital payments accessible for everyone, InvoiceCloud combines intuitive user experiences, omnichannel payment options, and AI-driven innovation to deliver secure, seamless billing at scale.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind InvoiceCloud?

  • Seller: InvoiceCloud
  • Year Founded: 2009
  • HQ Location: Boston, Massachusetts, United States
  • LinkedIn® Page: www.linkedin.com
    544 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of InvoiceCloud?

iwoca Pay

Get your invoices paid sooner by making it easier to pay with iwocaPay. Your customers choose to pay now or pay over 3 instalments, and you get paid up front every time.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind iwoca Pay?

  • Seller: iwoca
  • Year Founded: 2011
  • HQ Location: West End, GB
  • LinkedIn® Page: uk.linkedin.com
    501 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of iwoca Pay?

What Are G2 Users Discussing About iwoca Pay?

IXOPAY

IXOPAY is the performance layer powering global payments for the agentic era. Its configurable enterprise payments solution unifies payment orchestration, tokenization, and intelligence, providing merchants with a configurable infrastructure to optimize their payments performance. Built with enhanced payments intelligence and an AI agentic navigator, IXONav, merchants across the globe are empowered with the tools to make confident and precise decisions at every step of their payments journey. Today, IXOPAY connects merchants worldwide to more than 200 payment service providers, 300 payment methods, and a growing global network of innovative payment partners and solutions.

Average Rating: 4.6/5.0

Total Reviews: 17

How Do G2 Users Rate IXOPAY?

  • Has the product been a good partner in doing business?: 9.9/10 (Category avg: 8.8/10)

Who Is the Company Behind IXOPAY?

  • Seller: TokenEx
  • Year Founded: 2010
  • HQ Location: Edmond, Oklahoma
  • Twitter: @TokenEx
    1,206 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    19 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 47% Small, 41% Medium

What Are Recent G2 Reviews of IXOPAY?

LexisNexis Payment Solutions

LexisNexis Payment Solutions supports government agencies of all types that want to operate more efficiently, reduce their PCI scope, and give customers an easy payment processing experience as well. Government agencies depend on receipt of funds to serve their citizens, and LexisNexis Payment Solutions makes sure they get those funds as quickly, affordably and painlessly as possible.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind LexisNexis Payment Solutions?

  • Seller: LexisNexis
  • Year Founded: 1970
  • HQ Location: New York
  • Twitter: @NexisSolutions
    1,258 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    9,695 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of LexisNexis Payment Solutions?

What Are G2 Users Discussing About LexisNexis Payment Solutions?

Libeo

Libeo enables SME business owners, financial directors and accountants across Europe to centralise and pay their supplier invoices in one click, without IBAN and without having to connect to their bank. The platform allows for end-to-end management of the purchasing cycle: - One single platform to manage and pay all your supplier invoices - Scans and sorts all of your invoices - Reduces manual processing errors and secures payments to prevent fraud - Digitization of your approval workflows - Simple and secure payments without using bank account details and without them having to go through their banking interface - Integration with several accounting tools Nearly 100,000 small businesses have joined Libeo to centralise and pay suppliers invoices like Eurosanté Private hospitals, Champagne Alain Edouard, Chateau Laguiole, Bodyguard app, Cali Sisters, Paname Collections or some franchises (Monoprix, Starbucks). Libeo has raised a total of £22M in funding since its creation in 2019. For more information [www.libeo.io](http://www.libeo.io) or contact us [hello@libeo.io](mailto:hello@libeo.io).

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate Libeo?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Libeo?

  • Seller: Libeo
  • Year Founded: 2018
  • HQ Location: Paris, FR
  • LinkedIn® Page: www.linkedin.com
    48 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Libeo?

What Are G2 Users Discussing About Libeo?

Lumino

Lumino is a payment processing solution that facilitates transactions between a buyer and a seller, securely transferring funds from the buyer's account to the seller's account. It typically involves multiple steps, including authorization, authentication, and settlement, ensuring that payments are processed accurately and efficiently.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Lumino?

  • Self Service Portal: 10.0/10 (Category avg: 8.6/10)
  • Level 3: 10.0/10 (Category avg: 7.8/10)
  • Accounting integration: 10.0/10 (Category avg: 8.4/10)

Who Is the Company Behind Lumino?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Lumino?

MagicBooking

MagicBooking est une plateforme fondée par une famille au Royaume-Uni en 2015 et maintenant utilisée par plus de 2 000 écoles, MATs, clubs et prestataires de services de garde d'enfants. Initialement développée pour le Conseil de Wandsworth, elle est devenue une solution nationale reconnue pour son innovation et son expérience utilisateur, remportant des prix tels que le EdTechX K12 Winner et le Indigo Design Award Winner. Toujours dirigée par son équipe fondatrice, MagicBooking continue de se développer avec une solide réputation de fiabilité et de support client. La plateforme unifie les réservations, les paiements, les registres, la communication et l'administration quotidienne en un seul système basé sur le cloud. Elle prend en charge les services de garde périscolaires, les clubs extrascolaires, les voyages, les activités et les opérations multi-sites avec des réservations en ligne 24/7, des registres automatisés, des paiements instantanés, des plans de versement, des rappels, une intégration MIS, une automatisation de la garde d'enfants sans impôts et des rapports financiers en temps réel. Le personnel gère la disponibilité, les capacités, les détails de protection et la messagerie des parents depuis un tableau de bord unique, tandis que les familles utilisent un portail adapté aux mobiles pour les réservations et la gestion des comptes. MagicBooking aide les organisations à économiser 4 à 5 heures d'administration chaque jour, améliore le flux de trésorerie grâce aux paiements automatisés et aux restrictions, et offre une communication fluide grâce aux e-mails, SMS et notifications intégrés. En réduisant le travail manuel et en soutenant la conformité avec Ofsted et le RGPD, la plateforme permet aux écoles, MATs et clubs de fonctionner plus efficacement, de se développer en toute confiance et d'offrir une expérience plus fluide et plus fiable aux familles.

Average Rating: 4.8/5.0

Total Reviews: 5

How Do G2 Users Rate MagicBooking?

  • the product a-t-il été un bon partenaire commercial?: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind MagicBooking?

  • Vendeur: MagicBooking
  • Année de fondation: 2015
  • Emplacement du siège social: London, GB
  • Twitter: @magicbooking
    592 abonnés Twitter
  • Page LinkedIn®: www.linkedin.com
    12 employés sur LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About MagicBooking?

AI-generated summary from verified user reviews

Pros
  • Les utilisateurs louent la facilité d'utilisation de MagicBooking, simplifiant considérablement les tâches administratives et améliorant l'accessibilité pour les familles.
  • Les utilisateurs louent la facilité d'installation de MagicBooking, soulignant son interface intuitive et son excellent support d'intégration.
  • Les utilisateurs soulignent l'efficacité de MagicBooking, libérant ainsi un temps administratif précieux et améliorant la prestation de services.
  • Les utilisateurs apprécient l'accessibilité 24/7 de MagicBooking, ce qui améliore la commodité pour les familles occupées et simplifie l'administration.
  • Les utilisateurs soulignent le excellent support client de MagicBooking, appréciant la réactivité et l'utilité de l'équipe.
Cons
  • Les utilisateurs éprouvent des retards de communication qui affectent la réactivité et la satisfaction globale avec MagicBooking.
  • Les utilisateurs signalent des réponses retardées qui peuvent ralentir le processus de réservation, affectant la satisfaction globale avec MagicBooking.
  • Les utilisateurs trouvent que la configuration difficile de MagicBooking est chronophage, surtout pour les petites organisations avec des ressources limitées.
  • Les utilisateurs trouvent que la difficulté de navigation de MagicBooking est un obstacle dans leur expérience utilisateur.
  • Les utilisateurs trouvent qu'il est difficile de naviguer dans le logiciel de reporting, ce qui impacte leur expérience globale avec MagicBooking.

What Are Recent G2 Reviews of MagicBooking?

Maya

PayMaya is the only end-to-end digital payments ecosystem enabler in the Philippines, with platforms and services that cut across consumers, merchants, communities, and government.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Maya?

  • Self Service Portal: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Maya?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Maya?

Merchant One

Merchant One is a payment processors, that services thousands of businesses across the country. Merchant One's Gateway product allows merchants to run sales via the web / mobile / API / Database, etc.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind Merchant One?

  • Seller: Merchant One
  • Year Founded: 2000
  • HQ Location: Miami Beach, US
  • Twitter: @MerchantOneInc
    95 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    54 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Merchant One?

What Are G2 Users Discussing About Merchant One?

Modulr

We're the digital platform removing the need to use your bank for bank accounts and payments. We automate your payment flows, embed payments within your platform, and enable you to build new payment products and services. All from one API.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Modulr?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Modulr?

  • Seller: Modulr
  • Year Founded: 2015
  • HQ Location: London, GB
  • LinkedIn® Page: www.linkedin.com
    412 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Modulr?

Monetra

For every payment application, from single-station point-of-sale to busy eCommerce sites and multi-site, multi-lane retail systems, Monetra has the features you need for fast, secure payment processing with the lowest transaction costs.

Average Rating: 3.0/5.0

Total Reviews: 1

Who Is the Company Behind Monetra?

Who Uses This Product?

  • Company Size: 100% Medium

What Are G2 Users Discussing About Monetra?

Subhransu Sahu
SS
Researched and written by Subhransu Sahu
Updated April 9, 2026