Sola Payments vs. StackBill Comparison Chart

NMI Payments is an embedded payments solution that lets SaaS platforms, Software companies and ISVs integrate, brand, and manage payment acceptance directly within their software—without becoming a PayFac or building complex infrastructure. As a full-stack processor, acquirer, and technology partner, NMI handles onboarding, compliance, and risk so you can stay focused on growth. The modular, white-label platform supports omnichannel payments, from online, mobile and in-app to in-store and unattended. Choose from full-code, low-code, or no-code integration paths and launch in weeks, not months. Built-in risk tools, flexible monetization, and customizable branding help you scale faster while keeping full control of your experience. With NMI’s developer-first tools, sandbox testing, and modern APIs, you can embed payments quickly and confidently.

Convesio is a next-generation hosting and payment platform built to help commerce businesses grow faster, smarter, and more securely. Designed for WordPress and WooCommerce, Convesio combines high-performance hosting with an integrated payment ecosystem — ConvesioPay — that streamlines how merchants accept, process, and manage transactions online. With ConvesioPay, businesses get access to fast, secure payment processing that’s deeply connected to their hosting environment. This means lower latency, fewer plugin conflicts, and real-time visibility into revenue performance — all from a single dashboard. Combined with Convesio’s scalable container-based hosting, built-in caching, and advanced uptime management, the result is an optimized foundation for conversion, reliability, and growth. From startups to enterprise-level ecommerce operations, Convesio empowers merchants to focus on selling — not managing servers or chasing integrations.

EBizCharge is the leader in integrated B2B payments, powering payments for over 400,000 users across the United States and Canada. Payment platform that allows your business to securely accept transactions, anywhere, anytime, inside 50+ ERP, CRM, accounting, and eCommerce solutions. EBizCharge is designed to increase payment processing efficiency, eliminate double entry, reduce human error, improve security, and simplify the customer experience. EBizCharge provides online and mobile credit card processing, unlimited transaction history, customizable reports, electronic invoicing, secure encryption and tokenization, email payment links, a customer payment portal, and more. EBizCharge is PCI-compliant and uses the two methods of data encryption and data tokenization, providing you peace of mind that all data is secured. EBizCharge integrates to QuickBooks, NetSuite, SAP, Oracle, Sage, Microsoft Dynamics, Salesforce, Acumatica, Macola, Magento, WooCommerce, and many more.

Juspay's Payments Orchestration Platform offers a comprehensive product suite for businesses, including open-source payment orchestration, global payouts, seamless authentication, payment tokenization, fraud & risk management, end-to-end reconciliation, unified payment analytics & more. The company’s offerings also include end-to-end white label payment gateway solutions & real-time payments infrastructure for banks. These solutions help businesses achieve superior conversion rates, reduce fraud, optimize costs, and deliver seamless customer experiences at scale. Trusted by leading enterprises across the US, Europe, LatAm and APAC, Juspay’s no-code platform enables businesses to integrate 300+ local payment methods across 50+ countries, design a pixel-perfect checkout UI, deploy seamlessly across all platforms, launch customizable offers & incentives, reconcile your transactions across PSPs & channels, and track PSP performance & buyer conversion.

FISPAN partners with your bank to deliver embedded, automated ERP banking solutions for accounts payable, accounts receivable, bank feeds, and cash management. Eliminate error-prone manual processes and embrace secure, seamless ERP-to-bank connectivity. Integrate your banking directly into leading ERP and accounting platforms, including NetSuite, Sage Intacct, Microsoft Dynamics 365 Business Central, Workday, QuickBooks, and Xero. Streamline AP workflows, initiate vendor payments, manage expense reimbursements, automate cash application, and send detailed remittance advice emails, all without leaving your system of record. Access near real-time account balances and transactions across entities, initiate book transfers, and automate reconciliation with secure API connections. No file uploads. No bank statement formatting. Just reliable, scalable embedded ERP banking powered by FISPAN.

Revaly is a Payment Performance Management platform designed to ensure that every legitimate transaction succeeds, protecting the recurring revenue businesses depend on. It uses exclusive issuer signals, network intelligence, and AI-powered optimization to maximize payment approvals across the entire lifecycle. By preventing avoidable failures at the first attempt and intelligently recovering declined payments, Revaly reduces involuntary churn and strengthens customer relationships. The platform continuously analyzes routing errors, behavioral patterns, and ecosystem signals to turn unpredictable payments into predictable revenue. Subscription-based companies rely on Revaly to lift approval rates and compound revenue growth without disrupting their existing billing stack. With over 100 integrations, the system fits seamlessly into current workflows while delivering measurable, long-term financial impact.

Melio is an accounts payable tool built to simplify bill payments, boost workflow efficiency, and optimize cash flow for businesses of all sizes. To get started, try all of Melio's features free for 30 days! Pay vendors online through bank transfers or credit/debit cards, even if they typically accept checks—Melio manages the manual work for you. Effortlessly integrate with QuickBooks and Xero to ensure your financial records stay current. With Melio, pay by bank transfer or card to extend cash flow and earn rewards. Adding vendor or bill details is a breeze—input them manually, upload files, or take a photo of invoices. Schedule payments to align with your cash flow, and let Melio handle the rest. International vendor payments are made easy by paying in their local currency for products and services your business needs. The Melio mobile app, available for iOS and Android, lets you monitor and manage payments anytime, giving you full control over your finances on the go.

RetailEdge is an easy to use and feature-rich point of sale (POS) and inventory management software solution for retail businesses. RetailEdge offers multi-location support, credit card processing, website integration, mobile POS, and gift card management capabilities within a suite. The solution supports secure and mobile payments like EMV and Apple Pay and integrates with multiple e-commerce platforms for efficient order processing and price updates. RetailEdge was developed in June of 1989 to provide a powerful, flexible, full-featured POS software and hardware solution at a reasonable price that is easy to install, use, and configure, but also affordable to maintain and run. We strongly believe that a good POS solution, in addition to providing great features for a low price, must be supported well. So we have developed a strong support system that provides a backbone of local resellers and quick access to US-based Tier 3 (highest) level support.

QuickFee (ASX: QFE) is a leading provider of payments, financing, and accounts receivable automation solutions for professional services firms, including 40% of the IPA Top 300 firms. Our platform is designed to streamline the Accounts Receivable process and accelerate revenue growth by integrating multiple online payment options and powerful invoicing tools within your practice management system. With QuickFee, firms can significantly reduce aging receivables, improve cash flow, and increase client spending. Clients can easily make payments using credit or debit cards, ACH/EFT transfers, or QuickFee's exclusive financing solution that allows them to spread payments over 3 to 12 months—while firms receive full payment upfront without incurring additional costs. Operating in the United States and Australia, QuickFee focuses on delivering scalable and affordable solutions backed by exceptional customer service.

Regpack is a smart online registration and payment platform that automates onboarding, billing, and client communication in one secure system. Trusted by thousands worldwide, Regpack streamlines how you collect payments, manage forms, and reduce manual work—giving you real-time insight into every part of your registration process. Looking for camp or course registration software with built-in payment tools? Regpack connects forms, billing, reporting, and communication, so you can automate recurring invoices, offer flexible plans, and track revenue all in one place. Key features include automated invoicing and reminders, dynamic form creation, real-time reporting, and integrated email tools. Whether you manage one program or scale across multiple locations, Regpack adapts to your workflow—so you can focus on growing your programs, not chasing paperwork.