Best Payment Processing Software - Page 12

How Many Payment Processing Software Products Does G2 Track?

Total Products under this Category: 754

Category Stats (Sep 2026)

  • Average Rating: 4.36/5 (↑0.01 vs Aug 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Stitch (+5.56%) - Among all products in this category, Stitch recorded the largest rating increase compared to last month

Last updated: September 01, 2026

How Does G2 Rank Payment Processing Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 22,300+ Authentic Reviews
  • 754+ 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, PayPal Checkout, Stripe Payments, 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=paypal-checkout&focus%5B%5D=stripe-stripe-payments&focus%5B%5D=nickel)

Vanco

Vanco Platform provides web-based payment processing solutions for professional services, non-profits, and faith-based organizations.

Average Rating: 2.0/5.0

Total Reviews: 3

How Do G2 Users Rate Vanco?

  • Has the product been a good partner in doing business?: 4.4/10 (Category avg: 8.8/10)
  • Self Service Portal: 10.0/10 (Category avg: 8.6/10)
  • Level 3: 8.3/10 (Category avg: 7.8/10)
  • Accounting integration: 10.0/10 (Category avg: 8.4/10)

Who Is the Company Behind Vanco?

Who Uses This Product?

  • Company Size: 67% Small, 33% Large

What Are Recent G2 Reviews of Vanco?

What Are G2 Users Discussing About Vanco?

WEX Field Service Management

WEX Field Service Management is a cloud-based field service management solution which assists contracting firms with technician scheduling and dispatch. Its key features include invoicing, call management, ePayments and reminders. The application comes with a customer relationship management (CRM) module which helps managers track technicians in real-time and send location updates to clients. Supervisors can use the solution to monitor maintenance plan sales and manage recurring payments. Additionally, it enables crew members to capture equipment data and maintain customer records. WEX FSM integrates with the third-party accounting platform QuickBooks. Accountants can use the system to calculate daily labor costs, accept payments and view transactions in real-time. The solution comes with a mobile application for Android and iOS. It is available on a monthly subscription and support is provided via phone and email.

Average Rating: 3.2/5.0

Total Reviews: 3

How Do G2 Users Rate WEX Field Service Management?

  • Has the product been a good partner in doing business?: 5.0/10 (Category avg: 8.8/10)
  • Self Service Portal: 5.0/10 (Category avg: 8.6/10)
  • Level 3: 0.0/10 (Category avg: 7.8/10)
  • Accounting integration: 5.8/10 (Category avg: 8.4/10)

Who Is the Company Behind WEX Field Service Management?

  • Seller: WEX
  • Year Founded: 1983
  • HQ Location: Portland, Maine
  • Twitter: @WEXIncNews
    1,889 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    5,417 employees on LinkedIn®
  • Ownership: NYSE:WEX

Who Uses This Product?

  • Company Size: 67% Small, 33% Medium

What Are Recent G2 Reviews of WEX Field Service Management?

What Are G2 Users Discussing About WEX Field Service Management?

Zum

Zūm Rails: Simplifying Payments and Driving Efficiency Zūm Rails is a powerful financial platform that integrates payments, open banking, and Banking as a Service (BaaS) into a seamless solution for businesses. Designed to simplify financial processes, Zūm Rails streamlines: - Onboarding and Account Validation: Quickly and securely onboard customers. - Risk Management: Mitigate fraud with advanced compliance tools. - Money Movement: Enable fast, secure transactions through EFT, ACH, Interac, Visa Direct, credit, money transfer, and debit. - Card Issuance: Effortlessly issue branded cards to boost customer loyalty. - Identity Verification: Verify customers securely with innovative technology. By focusing on simplifying payments and reducing complexity, Zūm Rails helps businesses improve efficiency, reduce drop-off rates, and optimize digital transactions. Its all-in-one platform fosters customer loyalty and empowers companies to scale with ease while maintaining security and compliance. Join the many businesses transforming their financial operations with Zūm Rails, a solution built to enhance your payment systems and drive results. To learn more, visit our website at zumrails.com

Average Rating: 5.0/5.0

Total Reviews: 4

How Do G2 Users Rate Zum?

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

  • Seller: Zūm Rails
  • Year Founded: 2020
  • HQ Location: Montreal, CA
  • Twitter: @zumrails
    115 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    41 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 75% Small, 25% Medium

What Do G2 Reviewers Say About Zum?

AI-generated summary from verified user reviews

Pros
  • Users highlight the ease of use of Zum, finding it simple to navigate and highly effective for their needs.
  • Users praise the ease of implementation with Zum, simplifying processes and enhancing client satisfaction significantly.
  • Users value the easy payment options that fit their needs, enhancing their overall experience with Zum.
  • Users praise Zum for its efficiency, highlighting its ease of use and highly effective navigation.
  • Users praise Zum for its efficiency improvement, highlighting easy implementation and enhanced client satisfaction.

What Are Recent G2 Reviews of Zum?

What Are G2 Users Discussing About Zum?

Actum Processing

We believe in providing our partners with a winning combination that optimizes performance and results.

Average Rating: 4.5/5.0

Total Reviews: 2

How Do G2 Users Rate Actum Processing?

  • Self Service Portal: 8.3/10 (Category avg: 8.6/10)
  • Level 3: 4.2/10 (Category avg: 7.8/10)
  • Accounting integration: 5.0/10 (Category avg: 8.4/10)

Who Is the Company Behind Actum Processing?

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About Actum Processing?

AI-generated summary from verified user reviews

Pros
  • Users find the ease of use in Actum Processing allows for seamless integration and a smooth experience.
  • Users praise the easy integrations of Actum Processing, making it highly user-friendly and efficient for their needs.

What Are Recent G2 Reviews of Actum Processing?

AxxonPay

AxxonPay is a premier payment solutions provider and a direct bank card acquirer for high risk merchants. We offer a range of payment services, including Visa, Mastercard, JCB, UnionPay, and alternative payment methods to clients across the globe. Our data-driven technologies are customized to suit the needs of our e-commerce clients, making online payments simple, secure and hassle-free. Our payment gateway facilitates an omnichannel payment process, combining acquiring capabilities, over 100 payment methods, mass payouts, and technological innovation within a single, seamless integration. AxxonPay guarantees swift money movement in a single click. Our clients benefit from reduced operational costs, reduced time-to-market for business expansion, and the perfect balance between conversion and security. With over 700 employees, AxxonPay has a global presence with four offices worldwide. We are licensed by the Financial Conduct Authority FCP of the UK. Our commitment to our clients is reflected in our state-of-the-art payment solutions and impeccable customer service.

Average Rating: 4.8/5.0

Total Reviews: 2

How Do G2 Users Rate AxxonPay?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Self Service Portal: 10.0/10 (Category avg: 8.6/10)
  • Level 3: 9.2/10 (Category avg: 7.8/10)
  • Accounting integration: 9.2/10 (Category avg: 8.4/10)

Who Is the Company Behind AxxonPay?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of AxxonPay?

Bottomline Connectivity Services

Connectivity Services allows your financial institution to offer cost-effective, innovative solutions, including enhanced cross-border and real-time payments, transaction tracking, and support for industry standards like ISO 20022. These are backed by strong compliance, fraud prevention, and monitoring tools for maximum security.

Average Rating: 4.4/5.0

Total Reviews: 4

How Do G2 Users Rate Bottomline Connectivity Services?

  • Has the product been a good partner in doing business?: 3.3/10 (Category avg: 8.8/10)

Who Is the Company Behind Bottomline Connectivity Services?

  • Seller: Bottomline
  • Year Founded: 1989
  • HQ Location: Portsmouth, NH
  • LinkedIn® Page: www.linkedin.com
    2,982 employees on LinkedIn®
  • Ownership: EPAY
  • Total Revenue (USD mm): $442

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Do G2 Reviewers Say About Bottomline Connectivity Services?

AI-generated summary from verified user reviews

Pros
  • Users value the payment automation of Bottomline Connectivity Services, which significantly enhances efficiency in payment procedures.
  • Users appreciate the process efficiency of Bottomline Connectivity Services, streamlining various payment procedures effectively.
Cons
  • Users find the limited customization of Bottomline Connectivity Services forces complex workarounds and integrations for functionality.

What Are Recent G2 Reviews of Bottomline Connectivity Services?

What Are G2 Users Discussing About Bottomline Connectivity Services?

EveryBill

EveryBill is a Rhode Island based resource that develops custom software enabling our clients to provide customer service and collection services 24/7. Our products are customized to the needs of our clients and are scalable to address future growth. Our capabilities enable our client's customers to access and manage their individual accounts for information and to make payments or transfer files, These automated services provide another layer of security in customer service and automate the most frequent customer-agent interactions. The products we develop meet all ADA requirements, Are HIPAA compliant and conform to all regulations for credit and check usage.

Average Rating: 5.0/5.0

Total Reviews: 2

How Do G2 Users Rate EveryBill?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Self Service Portal: 10.0/10 (Category avg: 8.6/10)
  • Accounting integration: 10.0/10 (Category avg: 8.4/10)

Who Is the Company Behind EveryBill?

  • Seller: EveryBill
  • Year Founded: 2008
  • HQ Location: East Providence, US
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small

What Do G2 Reviewers Say About EveryBill?

AI-generated summary from verified user reviews

Pros
  • Users value the exceptional customer satisfaction with EveryBill, appreciating the responsive support and effortless payment processing.
  • Users find EveryBill's setup process effortless, enhancing the experience of managing online payment requests seamlessly.
  • Users value the unmatched reliability of EveryBill, enjoying effortless processing of payments with excellent customer support.
  • Users value the responsive customer support of EveryBill, ensuring help is always available when needed.
  • Users value the customization options available with EveryBill, enhancing client interactions and overall satisfaction.

What Are Recent G2 Reviews of EveryBill?

LinkPay

Link was founded in 2021 to provide open-banking solutions to U.S. businesses and merchants. Our flagship product, LinkPay, is a low-cost payment solution that enables customers to pay with their bank accounts. Businesses can save up to 70% on payment processing fees while giving their customers the flexibility to pay directly with their bank accounts. We give consumers and businesses control over how their information is being used, while also allowing them to unlock additional economic benefits.

Average Rating: 5.0/5.0

Total Reviews: 2

How Do G2 Users Rate LinkPay?

  • 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 LinkPay?

  • Seller: Link
  • HQ Location: San Francisco, US
  • LinkedIn® Page: www.linkedin.com
    34 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About LinkPay?

AI-generated summary from verified user reviews

Pros
  • Users value the accessible customer support of LinkPay, making it easy to resolve issues promptly.
  • Users value the easy payment process with LinkPay, appreciating quick access to customer support.

What Are Recent G2 Reviews of LinkPay?

Marqeta

Marqeta is the modern card issuing platform empowering builders to bring the most innovative products to the world. Marqeta provides developers advanced infrastructure and tools for building highly configurable payment cards. With its open APIs, the Marqeta platform is designed for businesses who want to easily build tailored payment solutions to create best-in-class experiences and power new modes of money movement. Marqeta built its simple, trusted, and scalable platform from the ground up to help companies design seamless payment experiences, streamline purchase flows, and bring products to market faster, while minimizing fraud risk. Marqeta’s payment APIs enable: - Card issuing: Instant issuance of physical, virtual, and tokenized cards with direct provisioning to digital wallets - Card processing: Real-time funding using our Just-in-Time (JIT) Funding feature with dynamic spend controls to reduce fraud - Card applications: A suite of applications and tools that help you build, manage, and run your card program - Modern architecture: Developer-friendly, modern open APIs, cloud infrastructure and webhooks

Average Rating: 4.4/5.0

Total Reviews: 5

How Do G2 Users Rate Marqeta?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Self Service Portal: 8.3/10 (Category avg: 8.6/10)
  • Level 3: 8.3/10 (Category avg: 7.8/10)
  • Accounting integration: 7.5/10 (Category avg: 8.4/10)

Who Is the Company Behind Marqeta?

  • Seller: Marqeta
  • Year Founded: 2010
  • HQ Location: Oakland, California, United States
  • LinkedIn® Page: www.linkedin.com
    1,053 employees on LinkedIn®
  • Ownership: NASDAQ: MQ

Who Uses This Product?

  • Company Size: 40% Small, 40% Medium

What Do G2 Reviewers Say About Marqeta?

AI-generated summary from verified user reviews

Pros
  • Users value the time-saving benefits of Marqeta, enabling efficient management of card issuance and payments.
  • Users appreciate the incredible level of control Marqeta offers over payment card processes, enhancing user experience significantly.
  • Users praise the ease of use in card issuing and payments with Marqeta, highlighting its flexibility and efficiency.
  • Users appreciate the easy and flexible card issuing and payments with Marqeta, enhancing their payment experiences.
  • Users appreciate the efficiency of Marqeta, noting its simplicity in card issuing and payment processes.
Cons
  • Users find the setup process complex without prior knowledge of APIs or developer tools, hindering ease of use.
  • Users find the setup process difficult, especially if they're unfamiliar with APIs or developer tools.

What Are Recent G2 Reviews of Marqeta?

Mastercard Open Banking (formerly Finicity)

Finicity’s open banking platform makes connecting your customers’ financial data to your app or service simple. Finicity’s open banking platform is being used by some of the largest and most innovative organizations in the world to empower their customers with better financial experiences. Data quality is essential to your experience. Our data is battle tested in the most rigorous markets. Easily code to endpoints, test data and connect to Finicity’s open banking platform for leading API coverage of banks, credit unions, payroll providers and other financial services. Our suite of APIs makes it easy to access the data you need to power your products.

Average Rating: 3.7/5.0

Total Reviews: 9

How Do G2 Users Rate Mastercard Open Banking (formerly Finicity)?

  • Has the product been a good partner in doing business?: 6.3/10 (Category avg: 8.8/10)

Who Is the Company Behind Mastercard Open Banking (formerly Finicity)?

  • Seller: Mastercard
  • Year Founded: 1966
  • HQ Location: Purchase, NY
  • Twitter: @Mastercard
    491,448 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    52,021 employees on LinkedIn®
  • Ownership: NYSE - New York Stock Exchange

Who Uses This Product?

  • Company Size: 78% Small, 22% Medium

What Do G2 Reviewers Say About Mastercard Open Banking (formerly Finicity)?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the user-friendly API of Mastercard Open Banking, simplifying integration for developers in their applications.
  • Users appreciate the ease of use of Mastercard Open Banking, simplifying financial management and payment processing.
  • Users appreciate the easy setup of Mastercard Open Banking, allowing seamless integration for developers.
  • Users appreciate the amazing features of Mastercard Open Banking for efficient financial management and easy payment processing.
  • Users appreciate the ease of integration of Mastercard Open Banking, allowing seamless connectivity for developers.
Cons
  • Users have noted delays in refreshing financial data, affecting the reliability of real-time updates with Mastercard Open Banking.

What Are Recent G2 Reviews of Mastercard Open Banking (formerly Finicity)?

NETePay Hosted

NETePay Hosted is a comprehensive payments platform that consolidates payments and processor-agnostic tokens across brick-and-mortar, eCommerce, mobile and unattended environments, all managed via Datacap’s portal.

Average Rating: 4.9/5.0

Total Reviews: 5

How Do G2 Users Rate NETePay Hosted?

  • Has the product been a good partner in doing business?: 9.6/10 (Category avg: 8.8/10)
  • Self Service Portal: 8.3/10 (Category avg: 8.6/10)
  • Level 3: 10.0/10 (Category avg: 7.8/10)
  • Accounting integration: 8.3/10 (Category avg: 8.4/10)

Who Is the Company Behind NETePay Hosted?

  • Seller: Datacap
  • Year Founded: 1983
  • HQ Location: Chalfont, US
  • Twitter: @DatacapSystems
    995 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    41 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 60% Medium, 40% Small

What Are Recent G2 Reviews of NETePay Hosted?

NIUM

Nium, the leader in real-time global payments, was founded on the mission to deliver the global payments infrastructure of tomorrow, today. With the onset of the on-demand economy, its payments infrastructure is shaping how banks, fintechs, and businesses everywhere collect, convert, and disburse funds instantly across borders. Its payout network supports 100 currencies and spans 190+ countries, 100 of which in real-time. Funds can be disbursed to accounts, wallets, and cards and collected locally in 35 markets. Nium's growing card issuance business is already available in 34 countries. Nium holds regulatory licenses and authorizations in more than 40 countries, enabling seamless onboarding, rapid integration, and compliance – independent of geography. The company is co-headquartered in San Francisco and Singapore, with regional offices in London, Amsterdam, Hong Kong, Mumbai, Bengaluru, and Chennai.

Average Rating: 2.0/5.0

Total Reviews: 2

How Do G2 Users Rate NIUM?

  • Has the product been a good partner in doing business?: 0.0/10 (Category avg: 8.8/10)

Who Is the Company Behind NIUM?

  • Seller: Nium
  • Year Founded: 2016
  • HQ Location: San Francisco, US
  • LinkedIn® Page: www.linkedin.com
    982 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of NIUM?

North

Founded in 1992, North is a leading financial technology company building innovative, frictionless, end-to-end payment solutions for businesses of all sizes and industry types. North’s superior solutions span the entire payment ecosystem, from development, to partnerships that expand the landscape, creating a flexible universe that supports growth and scale for small businesses and merchants, as well larger enterprises with over $100 billion per year in electronic transaction volume. Experience easy-to-manage operations and payments infrastructure with a user-friendly merchant portal, end-to-end processing capabilities, and personalized support. For more information, please visit www.north.com.

Average Rating: 1.5/5.0

Total Reviews: 3

How Do G2 Users Rate North?

  • Has the product been a good partner in doing business?: 0.0/10 (Category avg: 8.8/10)
  • Level 3: 0.0/10 (Category avg: 7.8/10)

Who Is the Company Behind North?

  • Seller: North
  • Company Website:
  • Year Founded: 1992
  • HQ Location: Troy, MI
  • LinkedIn® Page: www.linkedin.com
    1,601 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 25% Medium

What Are Recent G2 Reviews of North?

What Are G2 Users Discussing About North?

PayCore

Established in 2001, PayCore offers innovative, end-to-end payment solutions and services to banks, PSPs, e-money institutions, telecom operators, and retailers. PayCore has been a reliable, long-term technology solution partner to 250+ clients in 30+ countries. PayCore’s PCI DSS, BKM, MasterCard & Visa-certified Processing Center serves 65 clients in EMEA region through its infrastructure. Mediterra Capital, leading private equity firm focusing on mid-market investments in Turkey, has acquired the majority stake at PayCore in 2021. Range of PayCore Processing Services cover; Issuing, Acquiring, Payment Gateway, Digital Payment Acceptance and Digital Card. Being a payment software company as well as a processor enables PayCore to provide you cutting-edge technologies!

Average Rating: 4.2/5.0

Total Reviews: 3

How Do G2 Users Rate PayCore?

  • 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 PayCore?

  • Seller: PayCore
  • Year Founded: 2001
  • HQ Location: Sariyer, TR
  • LinkedIn® Page: www.linkedin.com
    279 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Large, 33% Medium

What Do G2 Reviewers Say About PayCore?

AI-generated summary from verified user reviews

Pros
  • Users value the vast range of payment processing features offered by PayCore, enhancing their e-commerce experience.
  • Users appreciate the vast range of payment processing features offered by PayCore, enhancing their e-commerce operations.
Cons
  • Users are frustrated by the lack of customization in PayCore, limiting the ability to reflect their brand effectively.
  • Users find the limited customization options of PayCore restrict their ability to tailor the payment experience to their brand.

What Are Recent G2 Reviews of PayCore?

PayHQ

Payfirma is an award-winning payments company that helps businesses accept credit and debit cards online, in-stores, and on mobile devices. Over 8,000 businesses across North America use Payfirma’s payment tools to get paid easily and keep all transaction data in one simple place. When businesses use data to make decisions about customers, products, and employees, they run smarter, more successful companies.

Average Rating: 4.8/5.0

Total Reviews: 2

Who Is the Company Behind PayHQ?

  • Seller: Payfirma
  • Year Founded: 2011
  • HQ Location: Vancouver, CA
  • Twitter: @Payfirma
    6,073 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    8 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of PayHQ?

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