The “best” inventory management system depends on your size, sales channels, and whether you need simple stock tracking or full ERP-style control. For tracking stock across multiple warehouses and retail stores, the best options usually fall into three buckets:

Best overall for most multi-location businesses

NetSuite Inventory Management

• Strong multi-warehouse and multi-store visibility
• Real-time stock levels, transfers, replenishment, and forecasting
• Scales well as you grow
• Best if you need inventory + accounting + purchasing + reporting in one system
  Downside: Expensive and more complex to implement

Best for retail-focused businesses

Microsoft Dynamics 365 Business Central or Cin7

• Good for retail, wholesale, and multi-location operations
• Supports stock transfers, order management, purchasing, and integrations
• Cin7 is especially strong if you also sell through ecommerce and POS
  Downside: Some setups require consulting or integration work

Best for smaller businesses or those on a budget

Zoho Inventory or Sortly

• Easier to use and cheaper
• Good for basic warehouse/store stock tracking
• Zoho is better for order handling and integrations
• Sortly is simpler for visual inventory and basic tracking
  Downside: Not as powerful for complex multi-location operations

Best if you need strong warehouse operations

Fishbowl Inventory

• Good for warehouse-centric businesses
• Solid for manufacturing, assembly, and inventory control
• Works well with QuickBooks
  Downside: Less modern than cloud-native competitors

If you want a modern all-in-one with ecommerce/POS

Cin7 Core (formerly DEAR)

• Multi-warehouse inventory
• Retail and ecommerce integrations
• Purchasing, automation, and reporting
• Often a strong choice for growing brands with both stores and online sales

My quick recommendation

• Large/fast-growing company: NetSuite
• Retail + ecommerce + multiple locations: Cin7 Core
• Mid-sized business using Microsoft tools: Business Central
• Budget-friendly/simple needs: Zoho Inventory
• Warehouse-heavy operations: Fishbowl

If you want, I can narrow it down to the single best choice for your business if you tell me:

1. number of locations,
2. whether you sell online,
3. whether you need POS integration,
4. your budget range.