Top 10 Best Online Grocery Software of 2026

Mercatus is a leading unified digital commerce platform designed specifically for grocery retailers, powering online ordering, curbside pickup, home delivery, and in-store digital experiences. It leverages AI-driven personalization to deliver tailored product recommendations, promotions, and shopping journeys that boost customer engagement and loyalty. The platform seamlessly integrates with existing POS, inventory, and ERP systems to ensure real-time accuracy across all channels.

Freshop is a leading e-commerce platform tailored for grocery retailers, offering tools for online ordering, curbside pickup, home delivery, and in-store shopping. It integrates deeply with POS, inventory, and ERP systems to ensure real-time availability, automated fulfillment, and features like product substitutions and promotions. The solution supports custom storefronts, mobile apps, and loyalty programs to enhance customer engagement and drive omnichannel sales.

GrocerKey is a turnkey online ordering platform tailored for grocery stores, enabling seamless curbside pickup, home delivery, and in-store shopping through custom-branded websites and mobile apps. It integrates with popular POS systems like NCR, Square, and Lightspeed for real-time inventory management, order fulfillment, and customer data synchronization. The software also supports promotions, loyalty programs, and analytics to help grocers boost online sales and customer retention.

ShopHero is a specialized e-commerce platform designed for grocery retailers, offering online ordering, curbside pickup, delivery management, and in-store scanning capabilities. It integrates seamlessly with popular POS systems like NCR, Square, and Lightspeed, providing real-time inventory sync and automated substitutions to reduce cart abandonment. The platform includes marketing tools, loyalty program integration, and customizable storefronts to help independent grocers compete with larger chains.

Ocado Smart Platform (OSP) is a comprehensive end-to-end software solution designed for online grocery retailers, powering everything from customer-facing e-commerce apps to automated warehouse fulfillment and delivery logistics. It leverages AI and machine learning for demand forecasting, personalized recommendations, dynamic pricing, and route optimization. Proven in Ocado's own operations and licensed to global partners like Kroger, it enables scalable, high-volume online grocery operations with minimal human intervention in fulfillment.

Instacart Enterprise is a comprehensive platform designed for grocery retailers to launch and scale online ordering, curbside pickup, and delivery services. It provides white-label storefronts, inventory synchronization, order management, and access to Instacart's vast network of personal shoppers for fulfillment. The solution includes advanced analytics, personalization tools, and integrations with existing POS and e-commerce systems to streamline operations and enhance customer experiences.

Shopify is a versatile e-commerce platform that powers online stores for various industries, including grocery retail, by offering customizable storefronts, inventory management, and order processing tools. For online grocery operations, it supports product catalogs with variants for sizes and weights, multi-location inventory syncing via Shopify POS, and integrations for delivery and pickup scheduling through third-party apps. While not purpose-built for groceries, its extensibility makes it viable for building scalable online grocery experiences with features like abandoned cart recovery and subscription orders for regulars.

BigCommerce is a robust, SaaS-based e-commerce platform designed for building scalable online stores with extensive customization options. For online grocery software, it excels in handling large product catalogs, multi-channel selling, and integrations for payments and shipping, but lacks native support for perishables management or delivery routing. Retailers can adapt it via apps and APIs for grocery needs like inventory tracking and order fulfillment.

Adobe Commerce (formerly Magento) is a robust, open-source e-commerce platform highly customizable for online grocery stores, supporting features like real-time inventory management, multi-location fulfillment, and scheduled delivery slots via extensions. It excels in handling high-volume orders, B2B/B2C models, and integrations with POS, ERP, and third-party logistics for grocery operations. While not grocery-specific out-of-the-box, its flexibility makes it suitable for scaling mid-to-enterprise grocery retailers with complex needs.

WooCommerce is a free, open-source eCommerce plugin for WordPress that transforms any WordPress site into a fully functional online store. For online grocery software, it handles product catalogs, inventory tracking, shopping carts, and payments, with extensions enabling features like perishable goods management, delivery scheduling, subscriptions for regulars, and multi-vendor support. While highly versatile, it requires setup and plugins to fully adapt to grocery-specific needs like real-time stock for fresh items and local delivery integrations.