Best Payment Processing Software - Page 36

How Many Payment Processing Software Products Does G2 Track?

Total Products under this Category: 666

Category Stats (Aug 2026)

  • Average Rating: 4.35/5 (↓0.01 vs Jul 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Monto (+2.31%) - Among all products in this category, Monto recorded the largest rating increase compared to last month

Last updated: August 19, 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
  • 666+ 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

Nickel

Cashflow is the lifeblood of every American business, yet the financial services you rely on to move, save, and borrow money quietly bleed it. Nickel is a different kind of company. We're an all-in-one accounts payable (AP) and accounts receivable (AR) platform that gives your business the financial products, software, and AI it needs to grow its cashflow. We only succeed when you succeed, which is why we do the one thing our peers won't: we publish exactly how we make money on every product. It's not a marketing stunt. It's the most transparent payment processor you'll find, and a new bar for the industry. More than 25,000 B2B businesses, and the accountants who serve them, run their cashflow on Nickel with free unlimited ACH and some of the lowest fees in the industry. Here's what you can do with Nickel: Get paid faster, Accounts Receivable. Create branded payment links and payment portals in seconds and share them by text, email, or your website. Customers pay by card, ACH, or check, and they never need a Nickel account. Save payment methods on file with Nickel Plus to enable one-click and recurring payments. Pay vendors without the busywork, Accounts Payable. Pay any business, 1099 contractor, or individual by ACH, card, wire, or mailed check using just their email address. Set custom approval workflows so large payments always get the right sign-off. Keep more of every dollar, transparent by design. Free unlimited ACH with no per-transaction percentage and no volume cap, on the Nickel Core plan with no monthly fee. No chargeback fees and no hidden costs, plus a published breakdown of how we make money on every product. Competitive 2.9% flat-rate card processing on all domestic cards, with the option to pass card fees to the payer. Built to handle high-value B2B transactions up to $1M without a hitch on Nickel Plus. Stay in sync and in control. Native QuickBooks sync (Online, Desktop, and Enterprise) means every payment matches your books one-to-one, with no batch deposits and no double entry. A Master Account and Subaccount structure lets you manage multiple businesses or clients under a single login. Earn 2% APY on idle cash in Nickel Balance, accrued daily. Developers can build on Nickel's REST API and webhooks for ACH, card, and wire with Nickel Pro. Backed by AI and real humans. CC Penny, Nickel's AI accountant, on any email to coordinate and handle a payment for you. And when money's on the line, a US-based support team is ready to assist you. We're setting an audacious new bar for transparency in financial services, and we want you to hold us to it. Don't ever settle for less. Join 25,000+ businesses moving their money on Nickel. Get started for free in five minutes, with no credit card required.

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PayRetailers

PayRetailers is a payment gateway designed to handle mass online payments in Latin America. The company combines local markets expertise with its flexible, next-generation payment technology enabling global merchants to successfully expand their business into emerging markets while eliminating the many operational complexities of managing cross-border payments.

Who Is the Company Behind PayRetailers?

Payscout

Payscout is a global payment processing provider connecting merchants and consumers via credit, debit, ATM, and alternative payment networks.

Who Is the Company Behind Payscout?

  • Seller: Payscout
  • Year Founded: 2008
  • HQ Location: Sherman Oaks, US
  • Twitter: @Payscout
    4,168 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    49 employees on LinkedIn®

PaySpine Payment Gateway

PaySpine enables your customers to pay you in as many ways as possible, from anywhere around the world. If it's not easy for your customers to pay, or buy your service then you got a problem!

Who Is the Company Behind PaySpine Payment Gateway?

Paystone

Who Is the Company Behind Paystone?

  • Seller: Paystone
  • Year Founded: 2002
  • HQ Location: Montréal, CA
  • LinkedIn® Page: www.linkedin.com
    175 employees on LinkedIn®

PayStorm

Who Is the Company Behind PayStorm?

Paytram

Seamless Credit Card Processing in Salesforce. Take payments, schedule recurring payments, and send payment links on your choice of gateways.

Who Is the Company Behind Paytram?

paywall

Take Your Payment Transactions Beyond Borders Smart Forwarding "PayRoute", Payment Recovery "PayJump", Turnover Distribution "PayBalancer", Card Storage "CardWall", Fully Automatic "Marketplace", Subscription Management "Recurring payment", One Click "Global payments" and dozens of advanced modules. Join us now to grow your business with the advanced software infrastructure provided by PayWall!

Who Is the Company Behind paywall?

Paywell

PayWell acts as a one-stop solution for various payments through a large network of outlets, providing users the most convenient way to pay.

Who Is the Company Behind Paywell?

PayXpert

Who Is the Company Behind PayXpert?

  • Seller: PayXpert
  • Year Founded: 2010
  • HQ Location: Barcelona, ES
  • LinkedIn® Page: www.linkedin.com
    105 employees on LinkedIn®

PayXpress

Who Is the Company Behind PayXpress?

  • Seller: PayXpert
  • Year Founded: 2010
  • HQ Location: Barcelona, ES
  • LinkedIn® Page: www.linkedin.com
    105 employees on LinkedIn®

PayXT

PayXT is a mobile invoicing application designed for field service professionals and contractors. The software enables users to generate itemized checkout links from their mobile devices and send them directly to clients via SMS text message. PayXT integrates with Stripe for secure payment processing and includes built-in tools for calculating localized sales tax and applying credit card convenience fees to the final invoice. The platform is designed to facilitate on-site payment collection without requiring external hardware readers or forcing clients to download a companion application to submit their payment.

Who Is the Company Behind PayXT?

Payzli

Payzli is an all-in-one payment processing platform that serves ISOs, ISVs, payment partners, and merchants across multiple channels. Built on Visa Platform Connect with direct access to Fiserv and TSYS processing networks, Payzli offers three integrated products: Payzli Connect - A payment CRM and partner portal featuring Bolt Residuals, the industry's first real-time earnings dashboard that lets partners track residual income as it happens. Payzli Transact - A Visa-powered online payment gateway with 72+ verified ERP and e-commerce integrations, supporting checkout flows, hosted payment pages, invoicing, and recurring billing with enterprise-grade security through tokenization and 3-D Secure authentication. Payzli POS - A point-of-sale system built specifically for beauty industry verticals including nail salons, hair salons, spas, and tattoo studios. Features include appointment booking, inventory management, customer engagement tools, staff management, and AI-powered review generation. Includes Tap to Phone capability for mobile payment acceptance. The platform serves both standard and high-risk merchant categories including CBD/hemp, firearms, gaming, and nutraceuticals, backed by strategic banking partnerships with Esquire Bank, Commercial Bank of California, and Wells Fargo. Payzli handles merchant onboarding digitally with in-house underwriting teams that respond within 1 business day, offers next-day deposit options, and provides live human support without ticket systems.

Who Is the Company Behind Payzli?

  • Seller: Payzli
  • Year Founded: 2019
  • HQ Location: Tampa, US
  • LinkedIn® Page: www.linkedin.com
    61 employees on LinkedIn®
Subhransu Sahu
SS
Researched and written by Subhransu Sahu
Updated April 9, 2026