Top 20 Shopify Inventory Optimization Apps 2025

Notify! Back in Stock|PreOrder helps merchants capitalize on out-of-stock products by integrating "Notify me" and "PreOrder" widgets across product pages. It facilitates automatic notifications, showcases low inventory levels to foster urgency, and offers comprehensive sales and recovery reports. Additionally, it supports pre-orders with options for discounts, notes, and partial payments.

• Automatic Notifications: Send instant alerts via email, text, or push when products are back in stock.
• Scarcity and FOMO Generation: Display low inventory warnings with a dynamic "only left" feature to encourage quick purchasing decisions.
• Comprehensive Reporting: Receive detailed insights into lost sales and recovered revenue to enhance conversion strategies.
• AI-Compatible Theme Matching: Seamlessly integrates with any store theme and can be placed on various pages, enhancing user experience.
• Dedicated Customer Support: Obtain assistance through chat, phone, or email with a dedicated support team.

According to reviews, Notify! Back in Stock|PreOrder is praised for its simplicity, seamless integration, and effectiveness in boosting sales with timely notifications and pre-order capabilities. Users appreciate the flexibility in customization and reliable customer support, resulting in a high satisfaction rate and consistent positive feedback.

Etsy Integration ‑ QuickSync is a seamless tool designed to sync your inventory, products, and orders effortlessly between Etsy and Shopify. It prevents inventory errors and canceled orders while efficiently transferring product details, images, SKUs, barcodes, prices, categories, and variants.

• Product Syncing: Automatically syncs product changes from Shopify to Etsy to keep your listings up-to-date.
• Order Syncing: Simplifies order fulfillment by syncing orders directly into Shopify for easy management.
• Comprehensive Data Transfer: Transfers detailed product data including images, SKUs, barcodes, prices, categories, and variants.
• Inventory Management: Helps maintain accurate inventory levels to avoid overselling and stock shortages.
• Support for Large Catalogs: Supports syncing of up to 30,000 products, catering to sizable inventories.

The app's outstanding advantages include its ease of use and effectiveness in integrating shops seamlessly, as highlighted by users. A standout feature is its exceptional customer service, with representatives like Omar and Joseph receiving high praise for their helpfulness, quick response times, and friendly demeanor. Users appreciate the smooth syncing process and value the app's reliability in maintaining synchronization between Shopify and Etsy.

AI Inventory Management Report, known as Assisty, offers precise inventory forecasting and replenishment advice, complemented by comprehensive sales reporting to enhance restocking strategies. Users can customize settings such as vendor lead time, inventory thresholds, and sales history range, and the tool automatically generates forecasts to prevent stockouts, reduce excess stock, and optimize cash flow. The dedicated technical team provides 24/7 assistance.

• Inventory Forecasting: Automatically generates accurate forecasts to prevent stockouts and reduce safety stock.
• Customizable Parameters: Users can tweak vendor lead time, inventory thresholds, and sales history settings.
• Comprehensive Sales Reporting: Provides detailed insights to refine restocking strategies.
• On-Demand Customization: Offers instant personalization options to cater to specific business needs.
• 24/7 Technical Support: Dedicated support team available to assist users at any time.

The app boasts outstanding advantages such as being feature-rich and offering excellent customer service, highly praised by users for its helpfulness and customization capabilities. Reviews highlight the app's ability to generate useful reports, easy setup guided by a responsive team, and affordability. Users appreciate the intuitive design and the team's dedication to meet specific business needs, making Assisty a comprehensive and cost-effective choice for managing Shopify inventory efficiently.

Bundles.app ‑ Inventory Sync is a powerful tool designed to boost sales and increase average order value by enabling the sale of product bundles. It offers features like multipacks, curated sets, tiered pricing, and more, making it a flexible and efficient path to greater sales. With automatic inventory synchronization, customers can easily choose options such as size or color, and support is both responsive and helpful.

• Adaptable Bundle Creation: Easily create multipacks, fixed bundles, and "mix and match" bundles to cater to customer preferences like size and color.
• Automatic Inventory Sync: Inventory levels are updated quickly and automatically, ensuring seamless and confident sales operations.
• No Discount Code Requirement: Bundles can be sold without discount codes, allowing for additional promotions at checkout.
• Easy Installation: The app is simple to set up and works with all sales channels, offering flexibility in deployment.
• Responsive Support: Outstanding customer support helps resolve issues quickly, ensuring a smooth user experience.

Customers rave about Bundles.app for its ease of use, reliability, and affordability. Users particularly appreciate its ability to handle bundle sales across multiple marketplaces like Amazon and eBay, which many other apps struggle to do. The app features an elegant interface and outstanding support from the developer, Harold, who is renowned for his quick and effective assistance. It has made significant improvements to inventory systems, enabling businesses to delegate tasks and grow efficiently. This app comes highly recommended by long-time users for its straightforward functionality and exceptional customer service.

Katana Cloud Inventory is a powerful platform designed to streamline inventory management and enhance operational efficiency. It offers a centralized view that helps businesses maintain optimal stock levels, preventing stockouts and overstock. By integrating sales, production, and accounting into a single platform, Katana provides comprehensive visibility over daily operations and overall business performance. Users can master stock management with features like Bills of Materials (BOMs), product recipes, restock points, and real-time stock syncing. The platform also facilitates easy management of incoming orders across various sales channels, ensuring accurate tracking of available products. Additionally, Katana enables seamless issue of purchase orders based on precise material requirements, while its integration capabilities allow sending key financial data to accounting software like QuickBooks Online and Xero. Overall, Katana serves as a robust solution for businesses aiming to optimize their inventory processes and improve their resource planning and scheduling.

KOR Order Limit Quantity is a versatile app designed to streamline purchase management by imposing minimum and maximum limits on various aspects of customer orders. This app allows businesses to set quantity restrictions on specific products, variants, or entire collections, as well as manage order value, product weight, and cart items all within a single interface. With its flexible configuration options, users can prevent over-ordering and manage stock efficiently by deciding how much and how often customers can purchase over specified periods, including days or lifetime restrictions. The app provides the ability to customize error notifications and set the priority order for applying these limits, offering an uncomplicated yet robust solution for businesses with diverse product catalogs. Additionally, teams can easily apply bulk restrictions using CSV uploads, making it an ideal tool for managing extensive product collections seamlessly.

Stocky is a powerful inventory management tool designed to provide brick-and-mortar retail businesses with strategic control over their inventory. By optimizing purchasing decisions and integrating with Shopify POS, Stocky helps businesses maintain the perfect product mix while maximizing profits and resource efficiency.

• Purchase Order Management: Easily create and manage purchase orders while maintaining streamlined communication with suppliers.
• Stocktaking: Conduct stocktakes by counting or scanning stock on hand and make necessary adjustments for accurate inventory management.
• Stock Analytics: Utilize in-depth reporting and analytics to make informed inventory decisions, enhancing overall business strategy.
• Shopify POS Integration: Seamlessly review and receive incoming inventory directly through Shopify POS, including barcode scanning capabilities for efficiency.

Users commend Stocky for its ease of use, particularly for businesses new to inventory management systems. It effectively streamlines purchase order entry and supplier linkage, with positive ratings highlighting its seamless performance and successful integration with Shopify.

Bee Low Stock Alert & Forecast provides a quick and effective solution for tracking low stock products and replenishing inventory efficiently. It alerts you and your vendor when inventory levels dip below a chosen threshold, allowing timely restocking before items run out of stock. The app also offers a forecasting module to automatically calculate reorder quantities based on sales velocity, keeping thresholds dynamically updated daily.

• Instant and scheduled alerts: Create unlimited alerts with notifications via email or Slack.
• Automatic reorder calculation: Automatically calculate reorder quantities by setting a maximum stock level.
• Sales forecasting module: Set dynamic thresholds using sales velocity and stock cover days for accurate forecasting.
• Advanced filtering options: Use filters by location, collection, vendor, tag, product, or SKU for tailored tracking.
• Detailed reports and export: Access comprehensive sales, forecast, and inventory reports with export functionality.

Based on user reviews, the app is especially advantageous during peak manufacturing seasons. It provides efficient prioritization through insightful weekly stock reports, which incorporate wholesale order considerations, greatly aiding in production management. Many users have found it vital for maintaining inventory seamlessly and plan to continue using it for its robust features and timely alerts. - Rating: 5/5

StockHero Inventory Automation is designed to optimize your product orders by preventing stockouts and overstock situations. It prioritizes essential restocks and calculates optimal order quantities while providing timely notifications on inventory levels.

• Optimal Order Quantities: Calculates the ideal quantities to order, preventing stockouts and surplus inventory.
• Inventory Alerts: Sends timely email notifications when inventory levels are low to prevent lost sales.
• Prioritized Restocks: Identifies and prioritizes which items need immediate replenishment.
• Time-saving Recommendations: Offers reorder quantity recommendations to save time and streamline inventory management.
• Comprehensive Support: Provides dedicated onboarding and expert technical support for smooth setup.

StockHero Inventory Automation is highly praised for its outstanding capabilities, which have notably simplified inventory management for diverse businesses, especially those with complex stock requirements. Users commend its vast time-saving benefits and its precise restock guidance, which have significantly reduced errors and operational costs. The exemplary customer support and seamless Shopify integration further enhance its adoption and efficacy. The universally positive ratings reflect the app's profound impact on inventory management and operational efficiency.

The Sumtracker Inventory App is a comprehensive solution for managing inventory efficiently across both single and multi-store operations. It seamlessly synchronizes inventory across popular platforms like Shopify, Amazon, Walmart, eBay, and Etsy, ensuring your stock levels are always accurate. With the ability to update multiple listings through a single product entry, Sumtracker simplifies your inventory processes, including auto-updating product bundles based on their components. The app also supports managing multiple locations, providing a detailed inventory log that tracks every product movement. Sumtracker enables easy stock updates, bulk imports and exports, and simplifies Purchase Order management, offering insights into when to reorder based on lead times and alert thresholds. Additional features include robust reporting tools like low stock alerts, inventory forecasting, and cost of goods sold (COGS) analysis, making it an essential tool for streamlined inventory management.

QuickSync for Clover is your seamless, real-time inventory and order syncing solution for Clover POS, designed to save time, reduce order cancellation risks, and effortlessly sync your inventory details.

• Real-time Synchronization: Automatically syncs inventory, SKUs, barcodes, unit prices, and more in real-time to ensure data consistency.
• Order Syncing: Instantly syncs Clover orders with Shopify, streamlining multi-platform operations.
• Product Management: Allows Shopify to be used as the master store for streamlined product updates.
• Efficient Import/Export: Easily import/export products with all relevant details such as SKU, barcode, price, and taxes.
• User-friendly Interface: Designed for simplicity, making it accessible even for those less familiar with technology.

Based on user reviews, QuickSync's outstanding advantages include excellent customer service and support, exemplified by team members like Joseph, Khaled, and Omar, who receive consistent praise for their assistance. Users appreciate the app for its intuitive design and ability to efficiently streamline product syncing, making it a trusted solution for inventory management. The transition between platforms is made seamless, thanks to the responsive and helpful customer support team that ensures all users' needs are met, establishing a connection of trust and reliability.

StockHero Material Inventory is an intuitive app that optimizes raw material inventory management by automatically syncing stock levels across raw materials, finished products, and components in real time. This helps prevent stockouts and delays, making it ideal for manufacturers seeking efficient inventory control and production optimization.

• Real-time synchronization: Automatically sync stock levels across all inventory components to prevent stockouts and production delays.
• Automated stock updates: Effortlessly adjust stock levels when products are sold, saving time and reducing errors.
• Bundle management: Create unlimited bundle variants dynamically updated based on component availability.
• Seamless integration: Works effortlessly with 3rd party fulfillment apps and Shopify POS for streamlined operations.

StockHero Material Inventory's outstanding advantages include its user-friendly interface, exceptional support team, and the ability to manage complex inventory needs, particularly praised by users in the custom jewelry business. Customers appreciate the comprehensive bundle creation functionality that surpasses standard Shopify offerings while providing intuitive operation and excellent customer service.

Inventory Planner Forecasting is a powerful tool for predicting customer demand and ensuring optimal stock levels, simplifying purchase order management, and providing insightful analytics to improve inventory performance and profitability.

• Demand Forecasting: Predict future sales trends with precision to help optimize stock levels.
• Automated Purchase Orders: Effortlessly automate purchase order creation based on forecasted demand.
• Multi-location Optimization: Balance and optimize inventory levels across various locations to avoid stockouts.
• Streamlined Workflows: Automate workflows to reduce errors in purchase order management.
• Detailed Reports: Gain actionable insights into inventory performance with comprehensive reports and analytics.

This app stands out for its thorough explanation and exceptional support, offering step-by-step directions for users, as noted in a 5-star review, highlighting its effectiveness as both an analytical and educational resource.

Thrive by Shopventory is an all-in-one inventory management and reporting solution designed to support growing businesses with multi-location storefronts and online Shopify sellers. By centralizing inventory data, Thrive allows users to streamline operations, reduce costs, and make informed decisions to enhance sales performance. The app offers seamless integration with Shopify, Shopify POS, Square, Clover, and Google Shopping, enabling businesses to view all data in a single platform. Users can automate purchase orders, manage assemblies and manufacturing workflows, and connect multiple Shopify accounts for a comprehensive management experience. Additionally, Thrive enhances efficiency by allowing businesses to count, transfer, and reorder products using a scanner. With data-rich reporting capabilities that cater to both location and sales channels, Thrive empowers businesses to achieve greater operational efficiency and business insights.

The Push Down & Hide Out of Stock app efficiently manages sold-out products, enhancing the organization of collections and SEO performance. It rearranges product positions based on stock status and sorting preferences, while also providing real-time updates and automatic adjustments to inventory changes. Additional features include SEO-friendly redirects and intuitive product visibility controls.

• Real-Time Inventory Tracking: The app monitors inventory changes instantly and automatically, ensuring all features work seamlessly in real time.
• Intuitive Product Sorting: When products are out of stock, they are moved to the bottom of collections, and returned to their original position once restocked, based on the chosen sorting type.
• SEO-Friendly Redirection: Redirects pages of hidden products to maintain SEO integrity while keeping out-of-stock items optimized in search results.
• Automatic Product Visibility Control: Offers the capability to automatically hide and unhide products based on inventory status, maintaining a clean and customer-friendly interface.
• Customizable Sorting Options: Allows sorting of in-stock products by best selling, price, and more, providing flexibility in collection management.

The app stands out for its user-friendly features that save time and simplify large collection management, as highlighted by user reviews. It effectively enhances site functionality by preventing customers from encountering sold-out products, offering a seamless experience. Users particularly appreciate the app's ease of use, responsive customer service, and its ability to resolve complex inventory challenges, making it a valuable tool for online businesses.

Materials Inventory helps you easily manage raw materials & products inventory and keeps them in sync at all times and in real-time. Analyse costs and profits. Order the right amount of materials at the right time. Stop overselling.

• Real-time Sync: Keeps your Shopify inventory updated in real-time to prevent overselling.
• Comprehensive Inventory Insights: Provides detailed analysis of costs, profits, and full history of inventory movements.
• Intuitive Interface: User-friendly design allows easy navigation for efficient business management.
• Dynamic Low Inventory Alerts: Alerts with adjustable thresholds ensure timely reordering of materials.
• Versatile Order Management: Facilitates the creation of custom purchase orders tailored to your supplier needs.

The app's outstanding advantages include exceptional customer service, particularly from Tarek, ensuring seamless operations with quick responses and tailored solutions. Additionally, the app easily manages complex inventory tasks, such as handling BOMs and closing out PO's, providing an all-encompassing solution that replaces multiple software options and manual processes. Its adaptability and continuous improvements make it highly recommended by users.

Connected Inventory ‑ InsCoder is a robust app designed to streamline and synchronize inventory management across various products and variants. Whether you're dealing with items sharing the same SKU or manually selecting items within the app, Connected Inventory ensures your inventory levels are consistently updated and accurate. This app is particularly useful for businesses offering bundle products, such as hampers or boxes of wine, as it seamlessly connects these bundles to individual components. It supports Shopify’s multi-location feature, allowing for efficient inventory management across different geographic locations. With Connected Inventory, selling bundles and tracking the inventory of base products becomes a hassle-free experience. Simplify your inventory processes and improve operational efficiency with Connected Inventory ‑ InsCoder on Shopify.

Easily manage and optimize your inventory by effortlessly organizing out-of-stock products. This app helps keep your collections tidy by automatically handling out-of-stock items, ensuring they don't interfere with your online sales. Receive alerts and gain insights on inventory levels, backed by robust 24/7 support.

• Real-time Stock Management: Automatically push out-of-stock items to the bottom of collections or hide them until they are restocked.
• Flexible Visibility Controls: Choose whether to hide products across all channels or only on the online store to maintain customer engagement.
• Alert Notifications: Get timely low-stock and out-of-stock alerts delivered directly to your email or within the app.
• Detailed Inventory Insights: Access comprehensive data on inventory at the product or variant level for informed decision-making.
• Dedicated Support: Benefit from round-the-clock customer support to resolve any issues quickly.

Based on user reviews, the app is praised for significantly improving inventory management efficiency, helping users maintain a clean and efficient storefront. Its real-time alerts and detailed reporting are particularly highlighted for aiding in strategic planning and decision-making. Users also commend the reliability of the 24/7 support, enhancing their overall experience.

Push Down & Hide Out Of Stock is an app designed to optimize your online store's inventory visibility by automatically managing the display of out-of-stock and low-stock products. It pushes down unavailable items and highlights available stock through customizable automation rules and notifications, ensuring a seamless shopping experience for your customers.

• Out-of-Stock Management: Automatically redirect, hide, or push down out-of-stock or low stock products to keep your store neat and customer-friendly.
• Restock Automation: Republish back-in-stock products instantly without manual intervention, ensuring your inventory is always up-to-date.
• Advanced Automation Rules: Set up rules based on locations, images, attributes, tags, and more for efficient inventory management.
• Customized Alerts: Receive and manage customizable out-of-stock, low-stock, and back-in-stock notifications along with detailed activity reports.
• Real-Time Updates: Update product collections in real time, schedule updates, or perform them manually as needed.

The Push Down & Hide Out Of Stock app is highly acclaimed for significantly enhancing the storefront appearance and functionality. Users praise its ability to "clean up" stores by removing out-of-stock items from immediate view, eliminating customer frustration, and thereby boosting sales. The automation and efficiency introduced by the app are noted as essential improvements, streamlining sales processes and enhancing customer satisfaction with ease and time-saving features.

Auto Purchase Orders is a powerful tool designed to streamline your purchasing process, making it easier to manage your suppliers and track inventory. This app allows you to effortlessly create purchase orders, including dropship orders, directly from each store order in Shopify. You can send these purchase orders directly to suppliers using your custom domain, ensuring seamless communication and reliable delivery. One of the standout features is the automatic updating of inventory levels in Shopify once items are received, saving you time and reducing manual errors. The app offers flexibility in managing complex orders by allowing you to split orders across multiple suppliers and merge various Shopify orders into a single purchase order per supplier. It supports multi-currency transactions, ensuring your global operations run smoothly, and includes professional PO templates to maintain a polished image. Whether you're handling large volumes or intricate supply chains, Auto Purchase Orders enhances your workflow efficiency with its automation capabilities.