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For Small StoresMay 28, 2026 · 12 min read

Best Shopify Inventory App for Small Stores (2026)

You don't need a $300/month enterprise tool to manage 200 products. This guide compares 6 inventory apps that cost $30/month or less — including free options. Built for solo sellers and small teams who want AI predictions without enterprise complexity.

Debnix is on this list. We're honest about where it fits and where it doesn't.
This guide
$0-30/mo
Apps built for small stores
vs
Mid-market
$49-249/mo
Prediko, Inventory Planner
vs
Enterprise
$349-999/mo
Cin7, Katana, NetSuite

Do you actually need an inventory app?

Not every Shopify store needs one. If you sell fewer than 20 products with steady, predictable demand and one supplier, Shopify's built-in inventory tools are probably enough. Don't pay for software you don't need.

If you want to comparison shop the wider landscape before deciding, our Shopify inventory software comparison covers everything from free built-in tools to enterprise platforms side by side.

But once you grow past 30-50 SKUs, or once your products have different sales velocities and lead times, the manual approach stops working. The cost of one stockout on a product selling 10 units per day at $30 average order value is $300/day in lost revenue. Over a 14-day supplier lead time, that's $4,200. An inventory app at $20-30/month pays for itself by preventing even one stockout per year.

6 signs your Shopify store needs an inventory app

If three or more of these apply to you, an app will save you time and money.

You've had a stockout in the last 3 months

If a product went to zero and you didn't know until a customer told you (or worse, you saw the "Sold Out" badge), you need automated alerts.

You check stock levels manually every week

If you open Shopify Admin, scroll through products, and mentally note what's low - that process should be automated. An app does it in seconds.

You don't know your profit per product

Revenue is not profit. If you can't tell which of your products actually make money after COGS, you're making inventory decisions blind.

You have products that haven't sold in months

Dead stock ties up cash. If you don't know exactly which products haven't moved in 60+ days, you're probably sitting on more dead stock than you think.

You reorder by gut feeling

If your reorder process is "this looks low, I should probably order more," you're either ordering too late (stockout) or too early (overstocking).

You spend 30+ minutes writing supplier emails

Reorder emails follow a pattern. AI can draft them in seconds with the right product, quantity, and urgency. You just review and send.

Budget inventory apps compared — all under $30/month

Every app on this list costs $30/month or less. Sorted by price. We included 8 features that matter most for small stores.

AppPriceAI ForecastingReorder PointsABC AnalysisPurchase OrdersDead StockProfit TrackingEmail DraftsWeekly Report
Shopify AdminFreeBasic
Forthcast$19.99/mo
Our productDebnix$21.99/mo
StockfulFree-$29/moBasic
Inventory Mate$29/mo
Stock Perfect$29/mo
Shopify AdminFree
AI Forecasting
Reorder Points
ABC Analysis
Purchase OrdersBasic
Dead Stock
Profit Tracking
Email Drafts
Weekly Report
Start here if you have fewer than 30 products and steady, predictable sales. Upgrade when you start losing sales to stockouts.
Forthcast$19.99/mo
AI Forecasting
Reorder Points
ABC Analysis
Purchase Orders
Dead Stock
Profit Tracking
Email Drafts
Weekly Report
Strong forecasting with anomaly detection and bundle tracking. No ABC analysis or profit margins. Good if pure forecasting is your main need.
Our productDebnix$21.99/mo
AI Forecasting
Reorder Points
ABC Analysis
Purchase Orders
Dead Stock
Profit Tracking
Email Drafts
Weekly Report
Most features per dollar in this price range. AI predictions, reorder points, ABC analysis, purchase orders, profit tracking, dead stock alerts, and supplier email drafts. Built for solo sellers.
StockfulFree-$29/mo
AI ForecastingBasic
Reorder Points
ABC Analysis
Purchase Orders
Dead Stock
Profit Tracking
Email Drafts
Weekly Report
Closest to what Stocky was. Good analytics and reporting at a low price. But no purchase orders, no AI predictions, no automation.
Inventory Mate$29/mo
AI Forecasting
Reorder Points
ABC Analysis
Purchase Orders
Dead Stock
Profit Tracking
Email Drafts
Weekly Report
Strong purchase order workflows with partial receiving. Good for stores that create a lot of POs. No ABC analysis or profit tracking.
Stock Perfect$29/mo
AI Forecasting
Reorder Points
ABC Analysis
Purchase Orders
Dead Stock
Profit Tracking
Email Drafts
Weekly Report
Built by a merchant. AI forecasting with Google Sheets integration for ordering. Margin monitor is useful. No ABC analysis or dead stock detection.

Quick reviews — each app in 60 seconds

1

Shopify Admin

FreeIncluded trial

Best for: Under 30 SKUs, just need basics

Start here if you have fewer than 30 products and steady, predictable sales. Upgrade when you start losing sales to stockouts.

2

Forthcast

$19.99/mo14-day trial

Best for: Forecasting-focused, bundle sellers

Strong forecasting with anomaly detection and bundle tracking. No ABC analysis or profit margins. Good if pure forecasting is your main need.

3

DebnixOur product

$21.99/mo7-day trial

Best for: 50-500 SKUs, want everything in one tool

Most features per dollar in this price range. AI predictions, reorder points, ABC analysis, purchase orders, profit tracking, dead stock alerts, and supplier email drafts. Built for solo sellers.

4

Stockful

Free-$29/moFree tier trial

Best for: Analytics only, minimal budget

Closest to what Stocky was. Good analytics and reporting at a low price. But no purchase orders, no AI predictions, no automation.

5

Inventory Mate

$29/moFree trial trial

Best for: PO-heavy workflows, supplier management

Strong purchase order workflows with partial receiving. Good for stores that create a lot of POs. No ABC analysis or profit tracking.

6

Stock Perfect

$29/moFree trial trial

Best for: Google Sheets users, margin monitoring

Built by a merchant. AI forecasting with Google Sheets integration for ordering. Margin monitor is useful. No ABC analysis or dead stock detection.

Features you don't need (and what they cost)

Enterprise inventory apps charge $100-999/month for features most small stores will never use. Here's what to skip and how much you'll save.

Multi-channel sync

Saves $39-149/mo

If you only sell on Shopify, you don't need Amazon/eBay/Etsy sync tools. That's a feature for multi-platform sellers, not small single-channel stores.

Manufacturing & BoM

Saves $179-799/mo

Unless you make your own products from raw materials, you don't need bills of materials, production scheduling, or shop floor management.

Full ERP systems

Saves $349-999/mo

Cin7, NetSuite, and similar enterprise tools are built for $1M+ revenue brands with warehouses and complex operations. You're paying for features you'll never use.

Per-SKU pricing

Saves Variable

Some tools charge more as you add products. For a growing store, this means your bill increases as you scale. Look for flat pricing instead.

The 5 features that actually matter for small stores

After talking to Shopify sellers and analyzing what drives real results, these are the features that separate useful inventory tools from expensive toys.

AI demand predictions

Knowing when you'll run out before it happens. Even imperfect forecasting (70% accurate) prevents the worst stockouts. Without this, you're reacting to problems instead of preventing them.

Automated reorder points

Calculated from your actual sales velocity and supplier lead time. Not a static "alert at 10 units" you set once and forget. Read more about how reorder points work.

ABC analysis

Your top 20% of products drive 80% of revenue. ABC analysis tells you which products deserve higher safety stock and more attention vs. which ones are barely worth carrying.

Profit margin tracking

Revenue without COGS data is meaningless. A product selling 50/day at 5% margin isn't worth the shelf space. You need margin per product to make real inventory decisions. Learn more about tracking profit margins.

Dead stock detection

Products with zero sales in 60+ days are silently draining your cash. Most small stores have 15-25% of their catalog as dead stock and don't realize it until they run the numbers.

Pick your app in 15 seconds

I have fewer than 30 products and steady demand
Shopify Admin (free). Don't pay for more than you need.
I just want analytics and reporting, minimal budget
Stockful (free-$29/mo). Analytics without the full feature set.
I want AI predictions and pure forecasting
Forthcast ($19.99/mo). Strong forecasting focus with bundle tracking.
I want AI + reorder points + ABC + profit tracking in one tool
Debnix ($21.99/mo). Most features per dollar at this price range.
I create a lot of purchase orders and need PO workflows
Inventory Mate ($29/mo). Best PO workflow at this price.
I want AI + margin monitoring + Google Sheets export
Stock Perfect ($29/mo). Built by a merchant, sheets integration.

Need more than what's on this page? If your store has 500+ SKUs, multiple warehouses, or sells on Amazon and eBay too, check our full comparison of all 8 inventory apps — including mid-market and enterprise options. For a deep dive into inventory management fundamentals, read our complete Shopify inventory management guide.

Coming from Stocky?

Stocky shuts down August 31, 2026. If you're migrating from Stocky, export your data first — purchase orders, supplier list, cost data, and any reports. Once it shuts down, that data is gone permanently.

For small stores, the closest Stocky replacement on a budget is either Stockful (analytics focus, free tier) or Debnix (full AI + PO + profit tracking, $21.99/mo). For a detailed Stocky migration walkthrough, read our Stocky migration guide or see the full Stocky alternative comparison.

Frequently asked questions

Want AI inventory management for $21.99/month?

Debnix gives you AI predictions, reorder points, ABC analysis, purchase orders, dead stock alerts, and profit tracking. 7-day free trial on Shopify.

Built solo from Nepal. Flat pricing, no per-SKU fees, no enterprise complexity.