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WordPress plugin
Fortnox for WooCommerce
Syncs customers, products, orders, and invoices between WooCommerce and Fortnox. Supports automation flows, refunds, inventory management, accounting accounts, shipping mapping, and extensive developer hooks. Features Order and customer sync : Creates and updates Fortnox customers, syncs orders with
PricingFree downloadThe WordPress.org download is free. Pro versions, add-ons or external services may cost extra.
CompatibilityRequires WordPress 4.0.
SourceWordPress plugins · Oct 18, 2026
01 / Source details
About this tool.
Syncs customers, products, orders, and invoices between WooCommerce and Fortnox. Supports automation flows, refunds, inventory management, accounting accounts, shipping mapping, and extensive developer hooks.
Features
- Order and customer sync : Creates and updates Fortnox customers, syncs orders with correct order lines, currencies, and text.
- Product sync : Creates and updates items (SERVICE/STOCK), updates price lists, measurements/weights, and SKU management.
- Invoices : Automatic invoice generation, email sending, accounting, and payment registration.
- Refunds : Supports partial and full crediting as orders or credit invoices in Fortnox.
- Shipping : Mapping of WooCommerce shipping methods and zones to Fortnox WayOfDelivery, alternative SKU solution for shipping within and outside the EU.
- Accounting : Management of revenue accounts per VAT (0/6/12/25%), payment accounts per payment method, and EU sales accounts per country.
- Automation : Automatic sync based on order status, auto-invoicing, auto-bookkeeping, auto-marking as paid, and auto-sending invoices.
- Inventory : Fetching inventory levels from Fortnox to WooCommerce as needed.
- Company Fields : Organization number in checkout and order view; validation and sync to customer in Fortnox.
- Sequence Number : Prefix for sequential order numbers in WooCommerce and Fortnox.
- Admin UI : Fortnox column in order and product lists for status and quick actions, product metafields for sales account and purchase price.
- Bulk Tools : Bulk sync of products and orders within a date range.
- Onboarding : Step-by-step activation with license key, organization number, app activation, and settings retrieval.
- Compatibility : WooCommerce HPOS, multisite support, PHP 8+ and WP 6.6 tested.
- Developer Friendly : Extensive support for actions and filters to customize payloads and flows.
Detailed Feature Overview
Customers * Creation/update in Fortnox based on WooCommerce order. * EU VAT logic and VATType: SEVAT, EUVAT, EUREVERSEDVAT, EXPORT. * Organization number field in checkout (optional). * Option: “Do not sync customer on update.”
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