Auto-restock Shopify Apps

Stockagile | Retail Operations

Inventory optimization

Run retail operations across online, POS and wholesale. One stock, synced in real time. Merchants selling online, in store, and through wholesale often see stock fall out of sync between channels, leading to overselling and stockouts. Stockagile solves this by keeping a single stock in real time across every channel, so product and order data stay accurate everywhere. Orders are managed from one place and fulfilled from whichever location has stock available. Purchasing and warehouse operations connect to the same stock, so decisions are based on current numbers. Merchants selling online, in store, and through wholesale often see stock fall out of sync between channels, leading to overselling and stockouts. Stockagile solves this by keeping a single stock in real time across every channel, so product and order data stay accurate everywhere. Orders are managed from one place and fulfilled from whichever location has stock available. Purchasing and warehouse operations connect to the same stock, so decisions are based on current numbers. more Create purchase orders, track suppliers, and receive stock with costs Get automatic replenishment suggestions for stores and purchasing Connect stock and orders to your accounting or ERP system Optimise picking and packing with warehouse location mapping Run physical stock counts with full traceability by variant

Stockie Inventory Management

Inventory optimization

Manage inventory, purchase orders and stocktakes. Know what to reorder and when. Manage inventory at one location or across many. Plan reorders with inventory forecasting, min/max levels, lead times and safety stock. Generate purchase orders quickly from forecast or min/max quantities. Scan deliveries and sync received stock to Shopify. Run stocktakes and cycle counts to review and update stock. Track landed costs and inventory value, manage supplier returns and schedule email reports. Get low stock alerts via email or Slack. Connect your tools and AI agents via API. Manage inventory at one location or across many. Plan reorders with inventory forecasting, min/max levels, lead times and safety stock. Generate purchase orders quickly from forecast or min/max quantities. Scan deliveries and sync received stock to Shopify. Run stocktakes and cycle counts to review and update stock. Track landed costs and inventory value, manage supplier returns and schedule email reports. Get low stock alerts via email or Slack. Connect your tools and AI agents via API. more Demand forecasting or min/max levels: plan when and how much to reorder. Purchase orders & supplier management: generate POs from reorder suggestions. Stocktakes and cycle counts: scan barcodes, review differences and update stock. Landed costs and inventory reports: track stock value, sales and slow sellers. Low stock alerts: notify your team by email or Slack and schedule email reports.

StockIQ ‑ Out‑of‑Stock Manager

Inventory optimization

Hide or push down out-of-stock products, send back-in-stock alerts, and get low-stock alerts. Automate stock visibility with StockIQ. Hide or push down out-of-stock products to keep collections fresh and sales-focused. Set out-of-stock rules by stock threshold, the number or percentage of unavailable variants, or product options. Add an embedded Notify Me button and send back-in-stock alerts immediately, on a schedule, or manually. Map Shopify Markets to inventory locations for market-based alerts. Use low-stock alerts, waitlist demand, plus daily stock reports for chosen collections. Automate stock visibility with StockIQ. Hide or push down out-of-stock products to keep collections fresh and sales-focused. Set out-of-stock rules by stock threshold, the number or percentage of unavailable variants, or product options. Add an embedded Notify Me button and send back-in-stock alerts immediately, on a schedule, or manually. Map Shopify Markets to inventory locations for market-based alerts. Use low-stock alerts, waitlist demand, plus daily stock reports for chosen collections. more Push down or auto-hide products by collection, then republish after restock. Embed Notify Me; add GDPR opt-in; send scheduled, manual or market-based alerts. Get low-stock and out-of-stock alerts via email or in-app notifications. Get daily stock reports for the collections you choose and see waitlist demand. Set flexible out-of-stock rules using inventory or product option thresholds.

StockRabbit Inventory Manager

Stock alerts

Never Run Out of Stock Again, Get Low Stock Alerts. Forecast Demand And Generate your POs Easily. Stay on top of your inventory levels with StockRabbit. Avoid revenue loss - see which products will you should reorder first. Get Low Stock Alerts Daily. Get in front of sales trends - products have suddenly started selling faster than usual. Check your list of Overstocked Products - allocate your money effectively. Avoid Dead Products - avoid dead money. See Sales Graphs for each product for last year. Receive Daily Email Summaries about most important Stock Issues. Stay on top of your inventory levels with StockRabbit. Avoid revenue loss - see which products will you should reorder first. Get Low Stock Alerts Daily. Get in front of sales trends - products have suddenly started selling faster than usual. Check your list of Overstocked Products - allocate your money effectively. Avoid Dead Products - avoid dead money. See Sales Graphs for each product for last year. Receive Daily Email Summaries about most important Stock Issues. more Avoid Stockouts and prevent lost sales, get important email notifications Optimise Inventory Levels to ensure good Return on Capital Automatically generate vendor orders by using our Excel export feature. Chart of product sales over time - see exactly what's going on. Stay up to date with Email notifications

StockTrim

Inventory optimization

Smart inventory forecasting tool that predicts stock requirements & matches supply to demand. StockTrim connects to Shopify to automatically forecast demand, recommend optimal order quantities, and generate purchase orders, so merchants avoid stockouts, reduce excess inventory, save admin time, and improve cash flow. StockTrim connects to Shopify to automatically forecast demand, recommend optimal order quantities, and generate purchase orders, so merchants avoid stockouts, reduce excess inventory, save admin time, and improve cash flow. more Forecast by Variant Easily forecast by variant (colour/size) and parent. Forecast New Products Simulate sales volumes & purchasing needs for new products Multi Locations Plan stock level requirements in multiple locations Automated Purchasing. Automatically create purchase orders Container Size & MOQ's

Streamline

Inventory optimization

AI-Driven Collaborative Platform for Demand & Supply Planning Get an unfair advantage in your decision-making with our integrated demand planning & forecasting solution. Collaborate, track performance, and forecast demand using Streamline's modern planning technologies and strategies. Streamline suits manufacturers, distributors, and retailers looking to optimize inventory management with automated demand forecasting, replenishment execution, multi-location planning, seasonality, supplier management, and more. Get an unfair advantage in your decision-making with our integrated demand planning & forecasting solution. Collaborate, track performance, and forecast demand using Streamline's modern planning technologies and strategies. Streamline suits manufacturers, distributors, and retailers looking to optimize inventory management with automated demand forecasting, replenishment execution, multi-location planning, seasonality, supplier management, and more. more Avoid unnecessary overstock, ensuring you have sufficient levels of inventory. Automatic demand forecasting by product and customer. Reduce the number of orders and save on transportation costs.

Substitutions

Inventory optimization

Stockouts cost you orders you never see. Substitutions ships your backup after checkout. When a variant goes out of stock, Shopify blocks the purchase — you lose the sale and never see it. With Substitutions, you pre-approve a backup per product. The app keeps the original sellable, then swaps in your backup at fulfillment. Customers pay their original cart price. When backups run out, the variant returns to out-of-stock and stops accepting orders. Built for CPG, subscription boxes, and B2B brands with substitute SKU agreements. When a variant goes out of stock, Shopify blocks the purchase — you lose the sale and never see it. With Substitutions, you pre-approve a backup per product. The app keeps the original sellable, then swaps in your backup at fulfillment. Customers pay their original cart price. When backups run out, the variant returns to out-of-stock and stops accepting orders. Built for CPG, subscription boxes, and B2B brands with substitute SKU agreements. more Smart Recommendations: variants worth covering, with backups pre-matched Keeps out-of-stock variants sellable, swaps in your backup at fulfillment Quantity substitutions: ship two 6-packs when the 12-pack runs out Bundle substitutions: swap one item in a gift set, the rest ships intact When backups run out, the variant goes back to out-of-stock — you never oversell

Synth

Inventory optimization

The AI Commercial Operator that turns retail sell-through into revenue decisions and automated work. Synth connects sell-through, inventory, orders and market data across your retail and DTC channels, then finds where revenue is growing, leaking or stuck. It calculates what is at stake, makes recommendations and runs automated Plays so your team acts on the right signals every week. Leadership sees the dollars at risk. Commercial teams get the retailer story. Operations gets the workflow. Field gets the next action. Built for consumer brands selling through Sephora, Target, Whole Foods and Amaz Synth connects sell-through, inventory, orders and market data across your retail and DTC channels, then finds where revenue is growing, leaking or stuck. It calculates what is at stake, makes recommendations and runs automated Plays so your team acts on the right signals every week. Leadership sees the dollars at risk. Commercial teams get the retailer story. Operations gets the workflow. Field gets the next action. Built for consumer brands selling through Sephora, Target, Whole Foods and Amaz more Reads sell-through across every retailer and flags where revenue is at risk Detects velocity declines, dark doors and stockouts before they hit topline Runs 100+ automated Plays that recover, protect and grow retail revenue Routes the right insight to Leadership, Commercial, Ops and Field teams

Thrive Inventory Management

Inventory optimization

Power up your store with the inventory, catalog, and reporting tools to run a healthy business. Get away from spreadsheets and workarounds with an inventory system that actually helps you run a healthy business. We go beyond just stock levels and purchase orders because Thrive Inventory was built for robust Shopify stock management. Manage all parts of your inventory, even if it’s really complicated, with tools like demand forecasting, multi-channel syncing, bundles, and component-level tracking. Get away from spreadsheets and workarounds with an inventory system that actually helps you run a healthy business. We go beyond just stock levels and purchase orders because Thrive Inventory was built for robust Shopify stock management. Manage all parts of your inventory, even if it’s really complicated, with tools like demand forecasting, multi-channel syncing, bundles, and component-level tracking. more Unlock tons of prebuilt reports for real-time insights Custom alerts, reorder levels, and automated purchase orders Connect multiple Shopify accounts and leading point of sale platforms Utilize a barcode scanner to quickly count, order and receive product AI assistant tools for importing purchase orders and invoices for quick logging

Tightly Lite: Demand Planning

Inventory optimization

Know what will sell, buy exactly that, and never run out. Free for stores from $1M to $25M. From the team behind Tightly, the planning suite trusted by global retail brands, Tightly Lite brings the same forecasting to your Shopify store, free. It tells you what will sell next, by SKU, channel and location, and what to buy to meet it. The Buy book turns that into a replenishment plan with lead times and minimums, then writes your purchase orders. Stock health shows what runs out and when. Ask Tightly answers your questions about sales and stock. Free from $1M to $25M in sales. From the team behind Tightly, the planning suite trusted by global retail brands, Tightly Lite brings the same forecasting to your Shopify store, free. It tells you what will sell next, by SKU, channel and location, and what to buy to meet it. The Buy book turns that into a replenishment plan with lead times and minimums, then writes your purchase orders. Stock health shows what runs out and when. Ask Tightly answers your questions about sales and stock. Free from $1M to $25M in sales. more Demand forecast for every SKU, channel and location, refreshed from live sales Buy book: a replenishment plan with lead times and minimums, priced and dated Purchase orders written from the plan, ready to download for any supplier Stock health: what runs out, when, and what waiting costs you Ask Tightly: questions about your own numbers, answered with charts

Vendor Notify ‑ Order Export

Inventory optimization

Instant or scheduled vendor order alerts, auto purchase order creation, and emails in PDF/CSV format Do you want to make a purchase order when a product reaches out of stock thresh hold? This app is for you. The app will keep checking stocks when the store has a new order. If any product goes out of stock, it'll auto-generate a Purchase order. And will send an email to the vendor (supplier) with the purchase order attachment. The app will extract all vendors from store products. In basic app will add only vendors' names. You can add the following information to the vendor setting. Do you want to make a purchase order when a product reaches out of stock thresh hold? This app is for you. The app will keep checking stocks when the store has a new order. If any product goes out of stock, it'll auto-generate a Purchase order. And will send an email to the vendor (supplier) with the purchase order attachment. The app will extract all vendors from store products. In basic app will add only vendors' names. You can add the following information to the vendor setting. more Send order notifications to supplier/vendor for fulfillment or shipping Auto Generate Purchase Order management. Low stock threshold management on SKU level Stock receiving report download Update inventory stock levels on PO stock received