Clielov1.3.1
Turn any Custom Post Type into a complete client service platform — chat, orders, payments, invoices and notifications in one plugin.
Alternatives to Invoice123
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
BilloraOne Connectorv1.4.24
Connect WordPress or WooCommerce to BilloraOne for billing, inventory, ecommerce, customers, and business ops from one cloud platform.
iFlows for WooCommercev1.0.7
Integrate WooCommerce with iFlows for automated orders, inventory sync, and invoices. Requires iFlows subscription.
Complete restaurant Point of Sale (POS) with inventory, order management, and sales tracking for food businesses.
Send WooCommerce orders, customers and stock to QuickBooks Online via the official Intuit API. Free manual sync; Pro adds automation.
ZERTIv2.0.9
English-first WooCommerce back-office with worldwide language support, RTL/LTR layouts, and branded PDF invoices.
WooCommerce Full Inventory Management, Purchase Orders, Suppliers, Inbound Stock, Inventory Logs, WooCommerce Sales Statistics, and More.
A complete restaurant Point of Sale for WooCommerce with order management, inventory, and sales tracking.
Demfilz Sync for Xerov1.2.10
Send WooCommerce orders, customers and stock to Xero via the official Xero Accounting API. Free manual sync; Pro adds automation.
Avifyv1.4.2
Connect your WooCommerce account to Avify and send all your orders to one centralized inventory.