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Table of Contents

Top 10 Best Inventory Replenishment Software for D2C & B2B Brands & Why Prediko is No.1

Cyrus Mahler
September 16, 2025
13
TL;DR Summary
  • Prediko – Best for overall Shopify inventory replenishment with AI-powered forecasting
  • Genie – Good for Shopify-only replenishment workflows
  • Fabrikator – Good for purchase orders & stock alerts
  • SKULabs – Good for multi-channel inventory & order fulfillment
  • Assisty – Good for demand forecasting across multiple locations
  • Inventory Planner – Good for automated buying recommendations
  • Sumtracker – Good for bundles & multi-platform syncing
  • Stocky (Shopify App) – Good for built-in Shopify replenishment tool
  • Cin7 Core – Good for integrated D2C & B2B inventory management
  • Katana – Good for combining manufacturing + inventory management

Transparency note: Prediko is our tool, but we’ve reviewed these alternatives fairly based on their features, pricing, and ideal use cases for different eCommerce setups.

Expert Reviewed
Written and reviewed by supply chain specialists and industry veterans.

You have a fast-growing e-commerce store. Sales are up and people simply can’t get enough of our products. But incorrectly predicting and replenishing your inventory is eating into your bottom lines and leading to missed sales opportunities, AGAIN! For niche markets like jewelry, utilizing specialized jewelry inventory software can address these specific challenges.

And while sales are surging, your quater on quarter profit margin is still stagnant.

You’re not alone though. We saw that this was the case with Jolie’s, Kate Hewko, Cloudsharks, until they replenish their inventory with Prediko - A story for another day. 

However, this is the reality for many scaling businesses. That’s why they often turn to dedicated inventory forecasting and replenishment software.

Let’s look at the top 10 inventory replenishment software that can bridge these gaps: 

Top Features to Look for in an Inventory Replenishment Tools & Software

Before diving into specific tools, let’s break down the key features you need to look for when choosing inventory replenishment software. These features will ensure that you have full control over your stock levels and help you make smarter decisions.

1. Real-time Inventory Tracking

You need accurate, up-to-minute data to avoid stockouts or overstocking. Look for software that syncs across all your sales channels—online, in-store, and even multiple warehouses. This way, you can track sales and monitor inventory in real time. Plus, you can set automatic reorder thresholds.

Why it’s important: Real-time tracking helps you make informed decisions, reducing costly errors.

2. Demand Forecasting

Another critical feature is demand forecasting. The ability to predict future demand based on historical sales data, market trends, and seasonality is a game-changer. By having accurate forecasts, you can ensure that your stock levels align with expected sales, preventing overstocking during slow periods and stockouts during peak demand times.

Case Study: Read how Kate Hewko used Prediko to achieve an inventory turnover rate of 40% by predicting demand & replenishing inventory

Look for replenishment software that uses AI-powered algorithms to analyze past sales patterns and provide more accurate demand predictions. The more sophisticated the forecasting, the more control you’ll have over your supply chain.

3. Multi-Location and Multi-Channel Support

If you’re running a business that sells on multiple channels (like Amazon, eBay, or your own Shopify store) or operates across multiple locations (different warehouses, retail stores, etc.), it’s essential that your inventory replenishment software can manage stock across all these locations seamlessly.

Case Study: Read how We Are Jolies used Prediko's to replenish inventory and decrease stock outs by 60%

The right software lets you track stock levels at each warehouse or store, helping you avoid shortages and overstocking at any location.

4. Customizable Alerts and Notifications

The right replenishment software will notify you when stock levels are getting low, or when an item is approaching its reorder point. These alerts can help you avoid stockouts and ensure that you never miss a crucial reorder. 

Additionally, many systems let you customize notifications to fit your business’s unique needs—whether it’s an alert for a specific product, location, or sales threshold.

5. Easy Integration with Your Existing Systems

A siloed inventory replenishment software (like tabs and tabs of spreadsheets) will cause you to deal with a lot of duplicates and order discrepancies. Your replenishment software will need to work seamlessly with other systems you already use, such as your point-of-sale (POS), accounting software, and eCommerce platforms

Whether you’re using Shopify, WooCommerce, or any other platform, look for software with out-of-the-box integrations or easy API connections to ensure smooth data flow between systems.

Transparency note: Prediko is our tool, but we’ve reviewed these alternatives fairly based on their features, pricing, and ideal use cases for different eCommerce setups.

Top 10 Inventory Replenishment Software Comparsion Of 2025

Tool Best For Key Features Starting Price
Prediko AI-powered forecasting + Shopify-native workflows
  • AI demand planning
  • Raw material management
  • Predictive buying table
  • Shopify-native integration
$49/month
Genie Lightweight Shopify-only replenishment
  • Inventory table
  • PO automation
  • Daily/weekly/monthly reports
$59/month
Fabrikator Smart purchase orders + restock alerts
  • Demand forecasting
  • PO generation
  • Historical sales-based alerts
$99/month
SKULabs Multi-channel inventory & mobile fulfillment
  • Barcode-based workflows
  • Mobile app
  • Bulk PO creation
$299/month
Assisty AI-driven forecasting for multi-location setups
  • Demand prediction
  • Inter-location stock transfer
  • Bundle tracking
$99/month
Inventory Planner Automated buying recommendations
  • Seasonal trend forecasting
  • Vendor-specific POs
  • Buying suggestions
$249.99/month
Sumtracker Bundles + multi-platform sync
  • Bundle automation
  • Platform sync (Amazon, eBay, Etsy, etc.)
$49/month
Stocky (Shopify) Basic Shopify-native replenishment
  • PO creation
  • Inventory reports
  • Reorder logic
Free
Cin7 Core Integrated D2C & B2B inventory management
  • Cost tracking
  • Live updates
  • Full SCM integration
$349/month
Katana Inventory + manufacturing management
  • Manufacturing control (MRP)
  • Demand forecasting
  • Inventory sync
$179/month

Without a proper tool for demand forecasting and replenishment, companies can face several issues such as increased storage costs due to overstocking or missed sales opportunities due to stockouts.

It is crucial to choose the right software that helps with forecasting, management and visibility.

Here are 10 of the best inventory and order management solutions to make your Shopify business more predictable and profitable.

No. 1 👉 Prediko's AI Inventory Replenishment App

TL;DR: Perfect for fast-growing Shopify brands, Prediko combines AI-powered forecasting with native Shopify integration. It helps you predict demand, automate purchase orders, and optimize inventory—all in one place.

5.0 ⭐ (100+ Reviews on Shopify Store)

Prediko brings together real-time tracking, smart forecasting, and seamless integration with Shopify, making it the perfect solution for Shopify store owners looking to inventory replenishment software. Whether you’re running a small store or a large operation, Prediko helps you stay on top of inventory, improve cash flow, and boost overall efficiency.

Prediko’s deep integration with Shopify makes it seamless to manage inventory across all locations, sync stock levels, set up alerts, manage purchase orders, and much more. 

"Prediko’s advanced analytics and reporting tools empowered us to predict demand patterns accurately, optimizing stock replenishment and reducing stockouts. Collectively, these factors have led to enhanced efficiency, optimized inventory levels, improved customer satisfaction, and cost savings." - Alix Beckstrand, Kate Hewko

What Makes Prediko the Best Choice for Your Shopify Store?

Prediko’s features are designed with real-world inventory challenges in mind, setting it apart from other solutions on the market.

AI Demand Planning: Prediko’s AI algorithm helps you accurately forecast inventory needs and achieve business goals. By analyzing historical sales data, it identifies seasonal trends, growth patterns, and shifts in demand to provide precise purchasing recommendations.

You can also track actual sales against your planned revenue in real time, allowing you to adjust inventory strategies and prepare for upcoming sales events or product launches.

Insights & Analytics: Prediko goes beyond basic Shopify reports, offering deep insights into your product performance. You’ll get alerts on overdue or pending purchase orders, as well as visibility into SKUs at risk of stockouts or excess inventory.

With real-time reports, you can monitor the retail value of your inventory, track key metrics like stock health, and receive automated updates directly to your inbox—daily or weekly. Prediko’s smart nudges guide you to make timely purchases based on lead times, safety stock levels, and optimal stock cover units.

Predictive Buying Table: Prediko’s Buying Table gives you a comprehensive view of your inventory, showing key details like weekly sales history, days of cover, ideal reorder dates, and lead times. Each SKU comes with a health bar, providing you with a snapshot of potential stock issues before they become a problem.

You can also customize your inventory view at SKU, Category or Product-level using Prediko’s 100+ filters to tailor the data to your exact needs.

Raw Material Inventory Management: For stores that rely on raw materials or multi-step manufacturing processes, Prediko also offers robust material inventory management software. It helps you keep track of the materials needed to create finished goods, ensuring that production never stalls due to a lack of supplies.

Prediko provides all the tools you need to streamline your inventory replenishment process, enabling you to focus on scaling your business without worrying about stock issues.



Pricing 

Prediko's pricing is broadly divided into three umbrellas

  • Starter Plan: 49/month
  • Growth Plan: $199/month
  • Enterprise Plan: $349/month

The app’s pricing is based on revenue volume rather than feature distinction, with all plans offering the same core capabilities. The pricing plans scale with size and revenue of your business.

2. Genie 

TL;DR: A simple and effective inventory tool for Shopify-only businesses. Genie covers essential replenishment workflows like PO creation and stock updates, without the extra complexity.

Genie’s inventory replenishment solution is good for businesses with inventories operating solely within Shopify or Shopify Plus. 

Genie has features to track inventory, generate purchase orders, split shipments, and update stock levels.

Main Features of Shopify App

  • Inventory table: Access inventory data and analyze data points in one view.
  • Reports: Receive daily, weekly, and monthly email reports with actionable insights.
  • Demand forecasting: Analyze historical data to forecast demand and keep stock levels optimal.

Pricing 

Starts from $59/month with a 14-day free trial. 

3. Fabrikator

TL;DR: Great for automating demand forecasts, managing backorders, and sending restock alerts. Fabrikator helps you stay proactive with purchasing decisions right from the dashboard.

Fabrikator is an inventory planner that can help with demand forecasting, stock replenishment, backorder management, and purchase order management for Shopify stores. 

Main Features of Shopify App

  • Demand forecasting: Generate demand forecasts using historical sales data
  • Purchase order creation: Create purchase orders and share them with suppliers from platform itself.
  • Smart stock alerts: Receive alerts when it’s time to restock, helping maintain optimal stock levels. 

Pricing 

The Seed plan costs $99/month, the Scale Up plan is $149/month, and the Growth plan is $199/month.

Related Read: Fabrikator vs Prediko

4. SKULabs

TL;DR: Built for serious multichannel sellers, SKULabs supports barcode-based fulfillment, real-time tracking, and bulk order processing—ideal for warehouse-based operations.

is a multi-channel inventory, warehouse, and order management solution for businesses of all sizes. 

The platform offers mobile apps for both Android and iOS, allowing you to pick orders, print shipping labels, and track performance on the go so that you and your team are always in the loop.

Main Features of Shopify App

  • Order processing workflows: Set workflows for packaging, processing, and shipping. 
  • Barcode-based order fulfillment: Streamline order fulfillment and returns with barcode scanning.  
  • Bulk purchase order creation: Simplify reordering with bulk purchase orders and reordering suggestions.

Pricing 

The Basic plan starts at $299/month, the Pro plan at $999/month, and the Enterprise plan at $1,999/month.

5. Assisty 

TL;DR: Leverages AI to forecast demand across multiple stores and locations. Best suited for businesses managing bundled products and complex inventory flows

Assisty is an AI inventory management and planning tool. It is ideal for stock replenishment across multi-store and multi-location businesses, including those that sell bundles. 

Main Features of Shopify App

  • Demand forecasting: Forecast inventory demand based on historical data, seasonal trends, events, etc
  • Multi-location Tracking: Manage inventory across multiple locations with inter-location transfers and location-specific insights

Pricing 

Assisty’s pricing is based on the Shopify plan you’re on. For Shopify Plus users, there are two options: the Pro plan at $99 per store/month and the Enterprise plan at $499 per store/month.

6. Inventory Planner 

TL;DR: Offers powerful forecasting and buying recommendations to prevent stockouts or overstocking. Automatically creates vendor-specific purchase orders and syncs with your sales data.

Inventory Planner is an app that automates demand forecasting, stock replenishment, and purchase order creation. Using the app, you can balance stock levels across multiple locations, reducing the risk of stockouts.

Main Features of Shopify App

  • Demand Forecasting: Forecast demand based on seasonality, trends, and product performance
  • Buying recommendations: Receive recommendations on what, when, and where to order
  • Automated purchase orders: Generate purchase orders with vendor minimums, cost prices, and other order specifications

Pricing 

The app is free to install, but plans start from $249.99/month and are based on your annual revenue.  

Related Read: Here is the list of the top alternatives to Inventory Planner app

7. Sumtracker

TL;DR: Tailor-made for businesses that sell bundles or kits. It updates inventory in real-time based on component SKUs, ensuring accurate stock levels across platforms like Shopify, Amazon, and Etsy.

Sumtracker’s inventory management app is designed for businesses that sell products in bundles and operate across multiple platforms. It automatically updates inventory for bundled products based on their individual item so that you always have accurate stock levels without the burden of manual adjustments. 

The platform’s intuitive UI makes it simple to manage inventory across multiple platforms and sales channels. Plus, its in-depth reports help you make faster business decisions. 

Main Features of Shopify App

  • Multi-Platform Sync: Sync inventory across platforms like Shopify, Amazon, Walmart, eBay, and Etsy
  • Bundle Inventory Automation: Automatically adjust inventory for bundles based on component stock levels

Pricing

You get four different plans based on monthly order volume: $49/month for up to 200 orders, $99/month for up to 1,000 orders, $199/month for 5,000 orders, and $299/month for up to 10,000 orders. 

8. Stocky Shopify App

TL;DR: A free Shopify app that simplifies replenishment for smaller stores. It includes PO management and smart reports to guide inventory decisions.

Stocky App was acquired by Shopify and is part of Shopify's inbuilt inventory management system. Brands can use Stocky app to optimize their inventory decisions.

Main Features of Shopify App

  • Create and manage purchase orders. Communicate those purchase orders with suppliers.
  • Detailed reports to help make good inventory decisions related to stock.

Pricing 

Stocky app has a free plan that brands can install on their store.

Related Read: Get the list of the best alternatives to Stocky App

9. Cin7 Core

TL;DR: Ideal for hybrid D2C and B2B businesses. Cin7 Core brings advanced inventory and cost tracking together with seamless integrations across sales channels.

Cin7 makes inventory management simple and accessible to D2C and B2B Shopify brands of all sizes.

Main Features of Shopify App

  • With Cin7, get a complete picture of all the inventory production costs and inventory status.
  • Simplify inventory management with live updates.

Pricing 

Cin7 Core plan starts from $349/month with a free trial available.

Related Read: Best Cin7 alternatives for Shopify brands


Also compare Cin7 to Inventory Planner

10. Katana 

TL;DR: Best for brands that need to manage both manufacturing and inventory. Katana gives real-time visibility into stock, production schedules, and order fulfillment from a single platform.

Lastly, we have Katana, an inventory management solution that helps you keep track of both your stock and manufacturing operations in real time. It consolidates sales, production, and accounting into one platform, eliminating inefficient tab switching.

You can easily manage incoming orders from all your sales channels, track product availability, and issue purchase orders based on combined inventory and reorder points. Plus, it allows you to send key financial data to accounting software like QuickBooks and Xero, keeping everything connected and organized. 

Main Features of ShopifyApp

  • Shop Floor Control: Control floor-level operation with Katana’s shop floor management 
  • Manufacturing management: Track production schedules, costs, and stock levels
  • Real-time inventory tracking: Monitor inventory across all locations and orders, including B2B & B2C
  • Demand forecasting: Forecast demand using historical data to plan stock levels effectively

Pricing 

The Starter plan costs $179/month, the Standard plan is $359/month, and the Professional plan is priced at $799/month, billed annually. 

When it comes to selecting the best inventory replenishment tool for your Shopify store, the key is to find a solution that aligns with your unique business needs, goals, and current setup.

Start by considering your store’s size and complexity. While tools like Prediko are ideal for larger, more complex stores, other solutions are well-suited for smaller businesses with simpler inventory needs.

Also, your platform should easily integrate with Klaviyo, QuickBooks and the likes. Real-time tracking and alert systems are also essential to keep you on top of stock levels and avoid costly stockouts.

We do observe that many e-commerce businesses won’t have large IT teams that can suppose onboarding and setup. Your platform of choice should be easy to set up or offer a white-glove approach in setup, migration and onboarding.

Choose the solution that fits seamlessly into your operations, and you'll set your store up for success.

Frequently Asked Question

How do AI tools help inventory replenishment?

AI tools transform replenishment by predicting demand more accurately, setting dynamic reorder points, and keeping stock levels synced across sales channels. This helps brands avoid stockouts, reduce overstock, and improve cash flow. Prediko’s AI-powered replenishment engine adds another layer of value with real-time reports, alerts, and smart nudges that guide you on when and what to reorder, so you’re always ahead of demand.

Which tools deliver the best multichannel replenishment automation?

Prediko offers smart replenishment automation for Shopify. For multichannel sellers, it supports integrations with platforms like Amazon, Walmart, Etsy, and eBay through tools like LitCommerce or CedCommerce, allowing centralized inventory tracking and replenishment.

What is Prediko?
Shopify's Top-Rated Inventory Management App

  • AI-Driven Sales Forecasting & Demand Planning
  • Real-Time Stock Alerts & Buying Recommendations
  • And more features. Loved by 1000+ top Shopify merchants worldwide.
  • Plans start from $49/month.
Try Free For 14 Daysfivestarsfivestars
Shopify's Top-Rated Inventory Management App
  • AI-Driven Sales Forecasting & Demand Planning
  • Real-Time Stock Alerts & Buying Recommendations
  • And more features - Loved by 500+ of top Shopify merchants worldwide.
  • Plans start from $49/month.
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