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.

Avada Order Limits Quantity app empowers merchants to manage their product sales efficiently, ensuring products reach target customers while preventing fraud and bulk purchases. It allows setting order limits on collections, specific products, customer segments, and entire carts, all without needing any coding expertise.

• Flexible Order Limits: Set maximum and minimum order limits on specific collections, products, and customer segments.
• Anti-Fraud Measures: Prevents bulk purchases by single buyers, safeguarding your revenue.
• Easy Customization: Customize settings to match your brand's identity effortlessly, without any coding required.
• Comprehensive Support: Enjoy 24/7 support to ensure a seamless experience and quick problem resolution.
• User-Friendly Interface: Simple, intuitive interface allows for easy management and setup of order limits.

The Avada Order Limits Quantity app is highly praised for its outstanding customer service and user-friendly features. Reviews highlight the prompt and professional support from the team, especially the helpfulness and expertise of support agents like Tiana, Mia, and others. This app is recognized as a game-changer for its reliable performance and the flexibility it provides in managing order limits, making it an essential tool for many businesses.

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.

Prediko Inventory Management is an AI-powered app designed for inventory forecasting, planning, and purchase order management. This app integrates with Shopify in real-time, enabling users to save significant time and efficiently replace cumbersome spreadsheets. It offers automated inventory alerts and stock health indicators, ensuring you make informed purchase orders to prevent stock issues.

• AI-Powered Forecasting: Leverages AI to provide accurate demand forecasts at SKU, product category, and company levels.
• Real-Time Shopify Sync: Seamlessly integrates with Shopify, keeping your inventory data up-to-date without manual intervention.
• Automated Alerts: Provides out-of-stock alerts and recommendations for purchasing, helping avoid inventory shortages or surplus.
• Advanced Reporting: Allows creation and export of detailed inventory reports in CSV and PDF formats, with over 50 filter options for customization.
• Comprehensive PO Management: Facilitates easy creation, tracking, and bulk editing of purchase orders within the system.

Prediko Inventory Management excels in managing large and complex inventories, making accurate revenue forecasts, and simplifying restocking decisions. Users praise its intuitive interface, responsive support team, and seamless integration, which significantly enhances inventory visibility and strategic decision-making.

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.

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.

KOR Order Limit Quantity app allows you to set purchase limits by applying minimum and maximum restraints on products, variants, cart items, order values, and more. It provides flexible options to control ordering behavior, ensuring a balanced stock management and customer purchase experience.

• Min & Max Limits: Set minimum and maximum purchase limits on products, variants, and items in the cart to control quantities effectively.
• Global or Specific Products: Apply limits globally or to specific products, making it adaptable to various inventory needs.
• Collection-Level Restrictions: Enforce purchase limits at the collection level to manage product sales within grouped categories.
• Flexible Timing Options: Decide on purchase limits based on specific days or a customer's lifetime usage, offering time-based flexibility.
• Custom Priority & Notifications: Customize the priority for applying limits and tailor error notifications to enhance user experience.

The KOR Order Limit Quantity app is highly regarded for its effectiveness in managing purchase restrictions without the complexity of setting them up. Users appreciate the app's affordability and its seamless integration into various sales strategies, as well as its responsive customer support. Particularly praised for addressing unique order needs, the app is a reliable choice for businesses seeking to prevent over-ordering.

Katana Inventory Management provides real-time inventory insights through a cloud-based platform that brings together inventory, manufacturing, and multi-location fulfillment. This comprehensive solution helps maintain optimal stock levels, manage orders efficiently across channels, and integrate with production and accounting for full operational control.

• Real-time Inventory Insights: Gain immediate, up-to-date visibility into stock levels and availability, preventing stockouts.
• Centralized Operations: Manage inventory, manufacturing processes, and fulfilments across multiple locations and sales channels from one platform.
• Comprehensive Order Management: Streamline orders from all sales channels with robust order tracking capabilities.
• Seamless Integrations: Connect sales, production, and accounting systems, including QuickBooks Online and Xero, for enhanced visibility and control.
• Efficient Manufacturing Management: Optimize production planning, resource allocation, and scheduling processes.

Users of Katana commend its powerful features and effective management of inventory and operations. The app's onboarding process, while detailed, is greatly facilitated by its supportive and responsive staff, making the transition smooth and the platform easy to navigate. Its ability to handle various inventory needs has received high praise from satisfied customers, showcasing its value as a comprehensive inventory management solution.

Back in Stock|PreOrder|ReStock is a dynamic app designed to ensure you never miss out on a sale opportunity. With NotifyPro, the app sends instant notifications about back-in-stock products, low stock levels, and interest-based alerts, keeping customers informed and engaged. It also provides an option to accept pre-orders for items currently out of stock, allowing you to secure sales and fulfill them later. The app offers customizable widgets and notifications that can be tailored to fit your brand's aesthetic across email, SMS, and push notifications. Its AI-powered Interest Alerts are crafted to bring prospective shoppers back to your store by targeting them based on their browsing history. The app also includes robust analytics features, enabling you to assess the efficiency of your notifications and make data-driven customizations for optimized performance. Back in Stock|PreOrder|ReStock enhances the shopping experience by creating a sense of urgency with real-time low stock alerts, turning potential interest into tangible sales.

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.

Tightly: Smart Inventory is an innovative app designed to help merchants efficiently manage their inventory through automation and advanced forecasting. With features like Smart Replenishment, the app allows users to predict demand and automate the replenishment process, ensuring optimal stock levels and smoother operations. Replenishment Sets are available to coordinate purchases with budget plans, helping businesses optimize cash flow through strategic allocation of resources. The Instock feature synchronizes delivery timelines to ensure product availability and prevent any gaps during restocking. The app also streamlines supplier communication, automates purchase order creation, and offers valuable insights to prevent both stockouts and overstock situations. For added convenience, Tightly: Smart Inventory provides robust support via chat or email for any questions that may arise.

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.

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

Scarcity++ Low Stock Counter is an app designed to create a sense of urgency and scarcity in customers by displaying a live countdown of low stock levels, encouraging faster checkout and boosting sales and conversions. The app's inventory alert counter is highly customizable and can be tailored to appear for specific products, with special holiday presets for various occasions.

• Live Counter: Displays a dynamic "only left" number counter to inform customers of low stock levels in real-time, enhancing purchase urgency.
• Customizable Design: Offers a highly customizable inventory alert counter design that can be matched to the store's style and appear for specific products.
• Holiday Presets: Includes highly converting holiday presets for occasions like the 4th of July, Christmas, and Valentine's Day to increase conversions.
• Broad Compatibility: Supports inventory integration from Roposo, GlowRoad, ShipStation, Shippo, ShipRocket, and more for seamless operation.
• Enhanced Urgency: Creates social proof, scarcity, and urgency within customers, motivating them to place orders promptly.

According to user reviews, the app stands out for its ease of use and effectiveness in significantly boosting sales by implementing a sense of urgency. Users appreciate its seamless integration with various inventory systems and the ability to customize the design to fit different store styles. The holiday presets are particularly praised for their effectiveness in attracting customers during peak times, thus enhancing overall conversion rates.

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.

Fabrikatör Inventory Assistant is an intuitive and efficient inventory management app designed to streamline the inventory tracking process for businesses of all sizes, especially suited for e-commerce platforms like Shopify.

• User-Friendly Interface: Designed for ease of setup and navigation, making it accessible even for non-tech-savvy users.
• Seamless Integration: Easily integrates with online stores, enhancing the overall management experience.
• Comprehensive Reporting: Provides accurate and relevant inventory reports, ensuring businesses have the data they need for decision-making.
• Efficient Re-Ordering Process: Helps manage and streamline the re-ordering process, particularly beneficial for larger e-commerce brands.
• Exceptional Customer Support: Dedicated support team that assists with onboarding and ensures a smooth user experience.

Fabrikatör stands out for its exceptional ease of use and integration capabilities, as highlighted by user reviews. It offers robust features for inventory management and reporting, significantly easing the inventory tracking challenges faced by businesses. The app's outstanding customer support further enhances the user experience, making it a highly recommended solution for managing inventory effectively.

Thrive by Shopventory is an innovative app designed to streamline your growing business by providing a centralized inventory management and reporting solution. Perfect for multi-location and online Shopify sellers, the app integrates seamlessly with various platforms, saving time and cutting costs while helping to make smarter business decisions.

• Centralized Inventory Management: Manage inventory across multiple locations and sales channels effortlessly.
• Seamless Integration: Connects with Shopify, Shopify POS, Square, Clover, and Google Shopping for a unified business view.
• Data-Rich Reporting: Offers detailed reports by location and sales channel to help optimize business performance.
• Automated Processes: Features like automated purchase orders and inventory scanning streamline operations.
• Flexible Support: Personalized customer service with multi-language support, including Spanish, to accommodate diverse needs.

Reviews highlight Thrive by Shopventory's remarkable adaptability to business changes, excellent customer support, and extensive feature set. Users appreciate the personalized assistance, which caters to businesses with extensive SKUs and barcodes. Its ability to evolve with industry trends makes it a valuable tool for diverse business models. Overall, users find it a worthwhile investment with excellent support.

The Sumtracker Inventory App is a comprehensive solution for managing inventory across both single and multi-store operations. It ensures seamless synchronization of inventory levels between major platforms like Shopify, Amazon, Walmart, eBay, and Etsy, while also offering features for managing product listings, bundles, and multiple locations. With Sumtracker, users can track inventory movements, update stock effortlessly, and manage purchase orders efficiently.

• Multi-Channel Sync: Seamlessly keeps inventory in sync across platforms such as Shopify, Etsy, Amazon, Walmart, and eBay, providing a unified inventory management experience.
• Product Bundles: Automatically updates inventory of bundle components, saving time and ensuring accuracy in stock levels.
• Advanced Reporting: Provides detailed reports on low stock alerts, inventory forecasting, stock valuation, and cost of goods sold (COGS) for better inventory insights.
• Flexible Purchase Orders: Allows partial stock receiving and maintains saved price lists, simplifying purchase order management.
• Comprehensive Inventory Logs: Tracks movement of products across all locations, offering a detailed history for better inventory oversight.

According to user reviews, the Sumtracker Inventory App is a remarkable tool that stands out for its ease of use and seamless integration across multiple sales channels, making inventory management significantly more efficient. Users appreciate the responsive developer support, allowing for tailored functionalities and quick resolution of issues, which has made the app an essential tool for their businesses.