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Flexible Invoices for WooCommerce

Flexible Invoices for WooCommerce – KSeF Add-on

by wpdesk · WordPress.org page · Website

v2.4.11 Tested up to WP 7.1 PHP 7.4+

Flexible Invoices for WooCommerce has 700+ active installs on WordPress.org and 13,067 downloads all time. We have tracked it since September 4, 2026; download trends appear after 30 days of data. The last update was on August 20, 2026, tested up to WordPress 7.1.

Flexible Invoices for WooCommerce at a glance

Active installs
700+
Total downloads
13,067
Downloads, last 30 days
–
available after 30 days of tracking
30-day growth
–
tracking since September 4, 2026

Is Flexible Invoices for WooCommerce well maintained?

Support threads resolved
2 of 3
recent threads on the WordPress.org support forum
WordPress compatibility
Current
tested up to WordPress 7.1, the current release is 7.1

Features

The feature list from the plugin's own readme on WordPress.org, trimmed to the essentials.

  • Direct invoice registration to KSeF from Flexible Invoices
  • One-click sending of individual invoices to KSeF
  • Bulk invoice registration to the National e-Invoice System (KSeF)
  • Clear KSeF status displayed in the invoice list
  • Dedicated KSeF metabox showing
  • Integration with the official KSeF API
  • Full compatibility with Flexible Invoices and Flexible Invoices PRO

Flexible Invoices for WooCommerce reviews and ratings

1 reviews on WordPress.org, with the most recent ones as their authors posted them.

All reviews
4.0 out of 5

1 reviews

5★
0
4★
1
3★
0
2★
0
1★
0

  • ksef

    Wpisuję token i wtyczka nie łączy się z systemem. Support dostępny tylko dla osoby posiadających wersję PRO.

    gieral

Details

Easily send invoices from Flexible Invoices straight to KSeF using the official Ministry of Finance API.

The full description, screenshots and every review live on the WordPress.org page.

Tags

  • flexible invoices
  • invoice
  • invoices
  • ksef
  • woocommerce

More from wpdesk

Version
2.4.11
Last updated
Aug 20, 2026
First published
Dec 16, 2025
Requires WordPress
6.4
Tested up to
7.1
Requires PHP
7.4
Pricing
Free on WordPress.org

Flexible Invoices for WooCommerce FAQ

What does Flexible Invoices for WooCommerce do?

According to its WordPress.org readme, Flexible Invoices for WooCommerce offers Direct invoice registration to KSeF from Flexible Invoices, One-click sending of individual invoices to KSeF, Bulk invoice registration to the National e-Invoice System (KSeF), Clear KSeF status displayed in the invoice list and Dedicated KSeF metabox showing.

How many active installs does Flexible Invoices for WooCommerce have?

WordPress.org reports 700+ active installs for Flexible Invoices for WooCommerce as of September 7, 2026.

Is Flexible Invoices for WooCommerce still maintained?

Yes. The last release was on August 20, 2026 and it is tested up to WordPress 7.1.

Does Flexible Invoices for WooCommerce have good support?

On the WordPress.org forum, 2 of 3 recent support threads for Flexible Invoices for WooCommerce are marked resolved. That is the developer's free support; a paid version usually comes with its own channel.

Is Flexible Invoices for WooCommerce free?

Flexible Invoices for WooCommerce is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.