Erplain B2B Sales & Inventory vs Order Fulfillment Guru OMSfor Shopify (2026)
Erplain B2B Sales & Inventory and Order Fulfillment Guru OMS are both highly-rated Shopify apps focused on inventory management, but they cater to distinct merchant needs. While both apps achieve a perfect 5/5 rating, Order Fulfillment Guru boasts significantly more reviews (100) compared to Erplain (9), suggesting wider adoption and a longer track record. Erplain, based on its name, appears heavily focused on B2B sales and associated inventory management. Order Fulfillment Guru, on the other hand, positions itself as a comprehensive Order Management System (OMS) with a strong emphasis on multi-store operations, order splitting, routing, and vendor/3PL integration. This key difference in core functionality positions the apps for different segments of the Shopify market.
At a Glance
Erplain B2B Sales & Inventory
9 reviews
Order Fulfillment Guru OMS
100 reviews
Detailed Overview
Order Fulfillment Guru OMS
Split & route orders to multiple vendors and 3PL, with multi-store order management & inventory sync
Key Features
- Automate order routing by assigning order locations, partners, 3PLs using rules
- Split & send orders to other Shopify stores via email, web portal, ShipStation
- Real-time product, inventory and order syncing between Shopify stores
- Instead of all orders, send specific orders to your or partner's ShipStation
- Prepaid shipping, auto-invoice, B2B payment terms, wholesale prices, AfterSell
Feature Comparison
| Rating | 5/5 | 5/5 |
Rating Erplain B2B Sales & Inventory5/5 Order Fulfillment Guru OMS5/5 | ||
| Reviews | 9 | 100 |
Reviews Erplain B2B Sales & Inventory9 Order Fulfillment Guru OMS100 | ||
| Core Functionality | B2B Sales & Inventory | Multi-Store Order Management (OMS) |
Core Functionality Erplain B2B Sales & InventoryB2B Sales & Inventory Order Fulfillment Guru OMSMulti-Store Order Management (OMS) | ||
| Target Merchant | B2B Shopify stores | Merchants with multiple stores, warehouses, dropshippers, or multivendor marketplaces |
Target Merchant Erplain B2B Sales & InventoryB2B Shopify stores Order Fulfillment Guru OMSMerchants with multiple stores, warehouses, dropshippers, or multivendor marketplaces | ||
| Key Feature: Order Splitting & Routing | Not explicitly mentioned | Automated order routing to vendors/3PLs based on rules |
Key Feature: Order Splitting & Routing Erplain B2B Sales & InventoryNot explicitly mentioned Order Fulfillment Guru OMSAutomated order routing to vendors/3PLs based on rules | ||
| Key Feature: Multi-Store Sync | Not explicitly mentioned | Real-time product, inventory, and order syncing between Shopify stores |
Key Feature: Multi-Store Sync Erplain B2B Sales & InventoryNot explicitly mentioned Order Fulfillment Guru OMSReal-time product, inventory, and order syncing between Shopify stores | ||
| Key Feature: 3PL/Vendor Integration | Not explicitly mentioned | Direct integration with 3PLs and vendors |
Key Feature: 3PL/Vendor Integration Erplain B2B Sales & InventoryNot explicitly mentioned Order Fulfillment Guru OMSDirect integration with 3PLs and vendors | ||
| Additional Features | B2B payment terms, wholesale prices | Prepaid shipping, auto-invoice, AfterSell |
Additional Features Erplain B2B Sales & InventoryB2B payment terms, wholesale prices Order Fulfillment Guru OMSPrepaid shipping, auto-invoice, AfterSell | ||
| Ease of Use (Implied) | Likely simpler due to focused functionality | Potentially more complex due to extensive features |
Ease of Use (Implied) Erplain B2B Sales & InventoryLikely simpler due to focused functionality Order Fulfillment Guru OMSPotentially more complex due to extensive features | ||
| Value Proposition | Simplified B2B sales management | Streamlined order fulfillment across multiple channels |
Value Proposition Erplain B2B Sales & InventorySimplified B2B sales management Order Fulfillment Guru OMSStreamlined order fulfillment across multiple channels | ||
Our Verdict
For Shopify merchants primarily focused on B2B sales and requiring inventory management specifically tailored to those needs, Erplain B2B Sales & Inventory may be the better choice, especially if a simpler interface is preferred. The app's focus on B2B payment terms and wholesale prices suggests a tailored feature set. However, for merchants operating multiple Shopify stores, engaging in dropshipping, utilizing multiple vendors or 3PLs, or requiring advanced order splitting and routing capabilities, Order Fulfillment Guru OMS is the clearly superior option. Its robust multi-store synchronization and automation features address the complexities of managing distributed order fulfillment networks.
Common Questions
Which app is better for a single Shopify store selling directly to consumers?
Neither app is explicitly designed for this scenario. While both could manage inventory, Order Fulfillment Guru's core functionality is geared toward multi-store and multi-vendor operations, potentially making it overkill. Erplain's focus on B2B might be irrelevant. Other inventory management apps would likely be better suited.
Does either app integrate directly with accounting software like QuickBooks or Xero?
The provided data doesn't mention integrations with accounting software for either app. Further research would be needed to determine compatibility.
Which app offers a free trial or free plan?
The data doesn't include information about pricing plans, free trials, or free plans for either app. Merchants should visit the Shopify App Store listings to find this information.
How do the customer support options compare between the two apps?
The provided data doesn't offer insights into the quality or availability of customer support for either app. Reviewing app store comments and contacting the developers directly is recommended to assess support capabilities.
If I plan to expand to multiple stores in the future, should I choose Order Fulfillment Guru OMS from the start?
If your business plan includes expanding to multiple stores, dropshipping, or utilizing multiple vendors/3PLs, then starting with Order Fulfillment Guru OMS could be beneficial. The app's scalability and features designed for complex order management environments could save time and resources in the long run, even if not immediately utilized.
Get More From Your Shopify Store
Run audits for SEO, CRO, PageSpeed, and AI visibility. Get a clear report and actionable fixes.
Try Fix My Store