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Top Rated Payment Processing Software with Self service portal - Page 3

Last updated: July 2026

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231 software options

Corcentric logo

Proven results. Built together.

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Corcentric’s payment processing solutions simplify and automate B2B payments—improving accuracy, reducing fraud risk, and ensuring suppliers get paid on time through the method they prefer.

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Stax Bill logo

Subscription management and recurring billing software

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Fusebill automates manual billing and payments processes to manage recurring subscription payments with support for dunning management, multiple payment types, offline payments & automated invoicing. Integrate with any payment gateway to get paid faster.

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LeanPay logo

Debt Collection Software: Cut Payment Delays by 40%

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LeanPay is an automated debt collection software for B2B companies. With customer dunning automation, real-time performance tracking, risk management, and integrated payment options, LeanPay reduces late payments and increases cash flow by 30%.

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ChargeKeep logo

Payments platform for managing one-time & recurring payments

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ChargeKeep is a payment processing software designed to help users manage one-time payments or recurring subscriptions. The platform offers a seamless solution for businesses, coaches, consultants, influencers, podcasters, artists, and entrepreneurs to accept payments via a unified portal.

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SchoolBanks.Com logo

Fee and Asset Management for K-12 schools.

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SchoolBanks, Inc. provides K-12 software solution for managing the spectrum of daily bookkeeping and responsibilities.

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IntelliPay logo

Electronic payment processing solution

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Renters can make credit card, debit card, and ECheck payments online, over-the-phone, or by recurring payments.

If your property or community is not allowing residents to pay online or, if you are not offering automated payment plans, it is time to move to IntelliPay – Property Management.

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ezyCollect by Sidetrade logo

Accounts receivable automation software

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Accept major credit cards, auto-surcharge fees, add Pay Now buttons to digital invoices, accept B2B Pay Later

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Online Check Writer logo

Software for managing payments and accounting operations

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OnlineCheckWriter.com is check printing software and a B2B payment platform with 30+ business payment tools. Pay and get paid with checks, eChecks, ACH, wires, international payments, and credit cards. Connects with QuickBooks, Xero, and more.

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Ampere logo

Ampere - Business Banking

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All-In-One Financial Service For Your Business.

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Datacap logo

Cloud-based and on-premise integrated payment solution.

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Datacap is a cloud-based and on-premise integrated payment solution designed for point-of-sale architectures. The platform utilizes PCI-validated P2PE, DirectE2EE, EMV, cross-platform tokens, tokenization, and more to keep payment data secure. It enables users to configure and maintain the PSCS product portal, which provides real-time online reporting. Beyond payments, Datacap supports integration with various gift and loyalty platforms through universal data integration.

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Balance logo

B2B checkout platform

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The first consumer-grade checkout experience for B2B. Offer buyers Net Terms, ACH/wire, check, CC, and installment methods - all in seconds.

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Alternative Payments logo

Flexible B2B payment processing platform.

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Get paid faster, increase cash flow and offer your customers flexible payment options with the most versatile payment processing solution. Your customers can now pay invoices in just three clicks, or automatically via auto-pay, with the option to pay in installments (up to 150 days).

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Bolt logo

Checkout tool with built-in fraud engine for eCommerce sites

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Bolt is a mobile optimized checkout, payments and fraud detection solution for eCommerce sites that promises to reduce cart abandonment and boost sales conversions, analyze transactions with an AI-powered fraud engine for identifying risk & approving orders, while providing dashboard-based analytics

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Recur360 logo

Cloud-based invoice and payment automation platform

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Recur360 is a cloud-based recurring invoicing, payments and accounts receivable collections platform.

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Esker logo

Unlocking Positive-Sum Growth with AI-Driven Solutions

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Esker is a global cloud platform built to unlock strategic value for Finance, Procurement and Customer Service professionals, and strengthen collaboration between companies by automating the cash conversion cycle.

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Omoplata logo

software for martial arts

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Omoplata is the all-in-one platform for martial arts schools. Automated billing, member management, class scheduling, graduations, and club websites in a single, modern system."

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PencilPay logo

Wholesale Automation Software

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PencilPay automates wholesale applications, trading terms, and payments in one platform.

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CSG Forte logo

Payments management platform

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CSG Forte provides a complete payments management platform that enables businesses to process transactions across multiple channels. The processor-agnostic solution supports online, in-person, phone, and mobile payments while offering features like account verification, dispute management, and revenue optimization. CSG Forte serves various industries including government, property management, healthcare, and retail with scalable solutions for businesses of all sizes.

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Uelz logo

Cloud-based billing platform for recurring charges

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Uelz is a cloud-based billing platform that assists with recurring charges automation and billing management for businesses of all sizes.

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Modern Treasury logo

Move, Track, and Reconcile Money in Real-Time

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Modern Treasury provides a comprehensive platform built around the RISE Engine, enhancing financial workflows with real-time data integration, AI-driven automations, and extensive connectivity options. It offers seamless bank payments orchestration, transaction reconciliation, and a scalable ledger system for improved financial operations.

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Zum logo

Simplifying the complexities of payments

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Zūm Rails offers a payment gateway and ecosystem to its users, where they can process digital payments, such as Interac, EFT, ACH, Visa Direct, and credit cards, send and manage invoices and subscriptions, utilize aggregated customer data to prevent fraud, verify and collect KYC all at the same time

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Cardknox logo

Integrated Payment Solutions for Developers

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Cardknox offers integrated payment solutions for developers, ISVs, and SaaS providers. With flexible payment solutions for every channel, Cardknox makes it easy to integrate payments with your e-commerce website, POS software, or mobile application.

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Whistle Payments logo

Mobile Payment Solution

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Whistle Payments gives companies a simple yet effective way to empower teams and help everyone feel more included in their work experience. Use the Whistle platform or leverage the Whistle Payments API to your existing workflow. Contact us to learn why people love using Whistle!

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Payabli logo

Payment infrastructure and monetization platform

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Payabli is a comprehensive payment platform designed to help IT companies manage and monetize payment operations. The platform's pay in capabilities enable businesses to accept payments from customers, whether one-time, recurring, or scheduled. Businesses can leverage Payabli's API-first approach to build payment offerings that are fully integrated into product experience.

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UniBee logo

Cloud-based subscription billing management software

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UniBee is an open-source billing and payment management software that automates billing processes, manages subscriptions, and provides insightful analytics. The software supports a variety of payment gateways, including cryptocurrencies, and offers customizable billing models to fit the needs of SaaS businesses. UniBee's intuitive platform simplifies subscription renewal management and enables users to manage their global user base in a single system.

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