Best Payment Processing Software - Page 62

How Many Payment Processing Software Products Does G2 Track?

Total Products under this Category: 989

Category Stats (Nov 2026)

  • Average Rating: 4.36/5 (↓0.01 vs Oct 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: MoonClerk (+2.32%) - Among all products in this category, MoonClerk recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank Payment Processing Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 25,400+ Authentic Reviews
  • 989+ 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, PayPal Checkout, BILL AP/AR, Adyen Payments, Nickel, and Stripe Payments.

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=paypal-checkout&focus%5B%5D=bill-ap-ar&focus%5B%5D=adyen-payments&focus%5B%5D=nickel&focus%5B%5D=stripe-stripe-payments)

uniCenta

uniCenta is a POS solution for hospitality, retail and mixed-use environments.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate uniCenta?

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

Who Is the Company Behind uniCenta?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of uniCenta?

What Are G2 Users Discussing About uniCenta?

Unipaas

UNIPaaS is the ultimate embedded finance solution for digital platforms. It is a fully white-labelled, end-to-end embedded payment solution that provides a single commercial framework. UNIPaaS is a simple, flexible, and fast way to add embedded finance capabilities to your platform. It is also easy to use and secure. UNIPaaS takes ownership and risk of the offering, so you can focus on your core business. 1 Integration, 1 Contract, 0 Risk!

Who Is the Company Behind Unipaas?

  • Seller: UNIPaaS
  • Year Founded: 2020
  • HQ Location: Tel Aviv, IL
  • LinkedIn® Page: www.linkedin.com
    51 employees on LinkedIn®

UniPay Gateway

UniPayGateway is web-based, modular payment gateway solution for cards processing, customer accounts management, recurring billing process automation. Unique, enterprise-level processor agnostic gateway with support for numerous processors (FirstData, Tsys, Paymentech, Global, Elavon, etc). Integrated prospecting, paperless sales, recurring billing, account management and collections functionality for management of the entire payment cycle. Both binary and source code licenses available.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate UniPay Gateway?

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

Who Is the Company Behind UniPay Gateway?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of UniPay Gateway?

What Are G2 Users Discussing About UniPay Gateway?

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Unipesa

Unipesa is a fast growing B2B2G financial services infrastructure. The company has developed a multidimensional payments and lending infrastructure with robust and advanced products and solutions, interconnecting businesses across multiple industries in 20+ countries in the Middle East and Africa region (MEA). Since its inception, the main focus of Unipesa is to provide a quality and scalable infrastructure to enable businesses to carry hustle free activities across the MEA Region. Why Us? Integrated ecosystem: full stack of fintech products — payments, POS, wallet, lending, communications. Presence in 20+ countries, 120,000+ agents, 50+ payment channels — proof of scale and maturity. White-label capabilities — launch services under your own brand. Fast launch and flexible collaboration model — low upfront cost, licensing or revenue sharing. Deep understanding of local markets and regional integration expertise.

Who Is the Company Behind Unipesa?

  • Seller: Unipesa
  • Year Founded: 2012
  • HQ Location: Dubai, AE
  • LinkedIn® Page: www.linkedin.com
    31 employees on LinkedIn®

Unzer

Who Is the Company Behind Unzer?

  • Seller: unzer
  • Year Founded: 2020
  • HQ Location: Berlin, DE
  • LinkedIn® Page: www.linkedin.com
    681 employees on LinkedIn®

uPayments

uPayments is a payment processing software for electronic invoicing and payment delivery.

Who Is the Company Behind uPayments?

UpGate

Global payments made easy! UpGate is a world-class payment orchestration platform. Our mission is to simplify payments and make it easier for merchants to reach global customers. We use the latest technologies to help you achieve better conversions and global user monetisation.

Who Is the Company Behind UpGate?

  • Seller: UpGate
  • Year Founded: 2021
  • HQ Location: Limassol, CY
  • LinkedIn® Page: www.linkedin.com
    25 employees on LinkedIn®

UQPay

UQPAY is a business payments platform that helps companies accept customer payments, manage multi-currency funds, pay suppliers and partners, and manage corporate card spending. It brings together payment acceptance, account services, business payments and card capabilities to support day-to-day operations and international business activity. The platform serves e-commerce merchants, retailers, SaaS businesses and other companies working with customers or suppliers across markets. Finance and operations teams can use the services relevant to their business, from collecting sales revenue to managing supplier payments and operational expenses. Payment acceptance UQPAY supports online and in-store payments through supported card networks, digital wallets and local payment methods. Businesses can use online checkout and payment links to collect payments across different sales channels, with payment statuses and transaction records to support payment management. Multi-currency accounts and business payments Multi-currency account services help eligible businesses receive, hold and exchange supported currencies. Companies can also make payments to suppliers, service providers and partners. These capabilities support businesses managing international revenue and expenses in different currencies. Corporate cards and card issuance Virtual and physical corporate cards support spending on software subscriptions, cloud services, advertising, travel and other business purchases. Card limits, spending controls and transaction records help teams oversee expenses. UQPAY also offers card issuance capabilities for eligible businesses developing their own card programmes. Stablecoin services and integration Eligible businesses can access supported stablecoin payment, conversion and transfer services. UQPAY also provides APIs for connecting available payment acceptance, account, business payment and card issuance capabilities to existing websites, applications and business systems. Product availability, onboarding requirements, supported currencies, payment methods, fees and settlement terms vary by jurisdiction, business eligibility and service configuration. Businesses should confirm the applicable services and terms with UQPAY.

Who Is the Company Behind UQPay?

  • Seller: UQPAY
  • Year Founded: 2016
  • HQ Location: Singapore, SG
  • LinkedIn® Page: www.linkedin.com
    72 employees on LinkedIn®

UrbanPay

UrbanPay is a B2B payments middleware platform built exclusively for real estate companies in Europe. We sit between real estate operators and payment rails, handling the infrastructure complexity so property companies can focus on their core business. Key capabilities: • A2A (account-to-account) payment initiation via PSD2-compliant open banking rails • Automated rent collection for property managers and rental agencies • Buyer deposit management for developers and sales agents • Mass disbursements across multiple payees — ideal for property management at scale • KYC/AML compliance workflows built in for Spain and the EU • UrbanPaySign — integrated e-signature module for payment-linked document execution • API-first: integrates with existing property management software and CRMs Built for property managers, real estate developers, rental agencies, proptech operators, and real estate crowdfunding platforms in Spain and Europe. Founded 2025, headquartered in Spain.

Who Is the Company Behind UrbanPay?

Utilities Management Software

AOPAY Utilities Management Software is a type of operations and service management solution designed to help utility providers manage and monitor the delivery of essential services such as electricity, water, gas, and waste management. AOPAY software centralizes utility operations, enabling organizations to track usage, manage billing, maintain assets, and handle customer accounts efficiently. AOPAY software is commonly used by municipal utility companies, private utility providers, housing societies, industrial facilities, and service organizations to streamline operations and maintain accurate records. By digitizing utility workflows, organizations can reduce manual errors, ensure accurate billing, and improve customer service delivery. Utilities Management Software supports core functions such as meter reading, consumption tracking, billing and invoicing, payment processing, and customer account management. Asset and maintenance management tools allow organizations to monitor infrastructure, schedule repairs, and maintain service reliability. Reporting and analytics modules provide insights into consumption patterns, revenue generation, and operational performance. Core Features and Capabilities: - Customer and Account Management: Maintains detailed customer profiles and service connections. - Meter and Consumption Management: Tracks usage data and meter readings accurately. - Billing and Payment Management: Automates invoicing, payment collection, and reconciliations. - Asset and Maintenance Management: Monitors infrastructure, schedules maintenance, and tracks repairs. - Reporting and Analytics: Generates reports on consumption, revenue, and operational efficiency. Utilities Management Software often integrates with payment gateways, IoT-enabled meters, CRM systems, and ERP platforms through APIs. By providing centralized control, automated processes, and actionable insights, AOPAY software helps utility providers deliver services efficiently, maintain regulatory compliance, and optimize operational performance across residential, commercial, and industrial customers.

Who Is the Company Behind Utilities Management Software?

UTP Payment Gateway

UTP Merchant Services Ltd offers secure and innovative card payment solutions. UTP offers a wide range of market leading credit and debit card payment solutions such as countertop card machines, portable card machines and mobile card machines. If your business wants to start accepting credit and debit card payments, inquire about UTP now!

Who Is the Company Behind UTP Payment Gateway?

Valkyrie

Valkyrie is software that recovers revenue lost to failed Stripe payments in subscription businesses. It connects to Stripe via OAuth. Valkyrie analyzes failed payments, separating those retried by Stripe from those recoverable through customer outreach. The platform sends branded emails to customers with failed payments, optimizing timing for better response rates. A dashboard tracks all failed payments, showing what Stripe recovered and what remains recoverable. Valkyrie provides a full audit trail of recovery activities and recaptured revenue beyond Stripe's efforts. Card data stays on Stripe's servers, inaccessible to Valkyrie. Billing is performance-based, charging only for successfully recovered revenue.

Who Is the Company Behind Valkyrie?

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