Stacks vs. Windcave Comparison Chart

Toast POS is a flexible system built exclusively for restaurants and the food service industry. Offering tools like online ordering, delivery, takeout, mobile app ordering, contactless payments, and e-gift card purchasing, this solution is designed to help restaurant operators adapt fast and take control of changing industry trends and guest expectations. As a safe and secure cloud-based platform, Toast POS includes new feature updates while allowing users to access restaurant data from anywhere, on any mobile device. Its powerful reporting and analytics suite allows restaurant management to identify opportunities for saving on costs, highlight best-selling menu items, and much more.

Square POS is a simple and intuitive point-of-sale (POS) solution that delivers a robust set of tools for sales tracking, inventory, online payment processing, digital receipts, and analytics. Available for Android and iOS devices, Square POS provides a recording of transactions offline by storing data locally and then automatically syncing all information when their is an Internet connection. Additionally, Square POS enables users to seamlessly manage details, such as names, prices, and quantities and provides features such as a barcode scanner, discounts, credit card processing, gift cards, refunds, and more. Whether or not your business has a brick-and-mortar location, building a robust online presence can help you engage customers from a distance. Square’s online solutions work with any of the above point-of-sale systems, or you can use them on your own. We give you the tools to create thumb-stopping, compelling, and on-brand ads that perform.

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.

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.

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.

Odoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few. Odoo is an all-in-one software solution designed to meet the needs of companies, regardless of their size (or budget). The unbeatable, seamless nature of Odoo helps businesses become more efficient by reducing redundant manual processes, which helps companies save countless hours of labor. Every module is interconnected to provide a fully-integrated experience from app to app, and users can automate many processes that would’ve otherwise required manual inputs into multiple applications. Odoo keeps all business functions in one place, allowing teams to collaborate with other departments from one unified platform in the most efficient way possible.

Gr4vy's no-code payment orchestration platform empowers enterprises with full control to automate, customize, and optimize their payment strategy. Through a single integration, businesses can access +400 payment methods, anti-fraud tools, and payment service providers, enabling them to optimize their stack in just a few clicks, all in a centralized platform. While a PSP is incentivized to route transactions through its own infrastructure, Gr4vy remains agnostic. Built on dedicated cloud instances, Gr4vy infrastructure is the only one that eliminates the risk of a single point of failure, ensuring redundancy and high performance. As the only orchestrator with edge computing, all data and transactions are separate from others, minimizing the risk of a data breach, providing data sovereignty, reducing latency, and increasing efficiency. Gr4vy future-proofs payment stacks with flexibility, scalability, simplicity, and innovation—enhancing performance along the way.

We are a veteran owned business with over 70% veteran workforce, owned and run by former Navy SEALS. We are also a proud Official Partner of the Navy SEAL Foundation and an Executive Sponsor of the SEAL Legacy Foundation. Are you looking for a new point of sale system for your gun store? Trident 1 is the premier provider of the first all-in-one FFL software designed specifically for the firearms retail industry. Created to replace multiple outdated software systems with one universally integrated solution, Trident 1 streamlines and consolidates ALL systems into a single solution to save you time and money. You can access Trident 1 from anywhere on any device, so you’re always in control of your retail operations. We specialize in retail sales, range management, compliance, industry leading integrations, secure payment processing, and excellent, US based customer service.

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.