Is Invoice King Pro free?

Yes, Invoice King Pro is free to use. It is available as a free plugin on WordPress.org.

How many websites use Invoice King Pro?

Invoice King Pro has 30 active installations as tracked by WordPress.org.

What are the best Invoice King Pro alternatives?

Popular alternatives to Invoice King Pro include PDF Invoices & Packing Slips for…, PDF Embedder, Print, PDF, Email by PrintFriendly. You can compare them side-by-side on our comparison pages.

Does Invoice King Pro work with the latest WordPress?

Invoice King Pro has been tested up to WordPress 3.9.40. It requires WordPress 3.0.1+ and PHP false+.

Invoice King Pro — Reviews, Rating & Alternatives (2026)

Name: Invoice King Pro
Rating: 4.4 (7 reviews)
Author: Ash Durham

As of April 2026, Invoice King Pro is a WordPress pdf plugin with 30 active installations and a 4.4/5 rating from 7 reviews. It has been downloaded 13K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2013. Last updated 11 years ago — may have compatibility concerns. Top alternative: PDF Invoices & Packing Slips for….

4.4/57 reviews

30active installs

13K+total downloads

13 yearssince 2013

Overview

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Invoice King Pro makes creating and sending your invoices simple. The invoice creation interface gives you full control
over every word on your invoice. Choose a different theme to give your invoices the look, style and layout that you want. If there isn’t a layout that
suits your needs, thats ok, it can be created! Themes are available on the King Pro Plugins website.

The Invoice King Pro settings area will allow you to set some data that will be consistent across all of your invoices, so that you don’t need to enter them for every invoice
you create. Rest assured that if you need to change these details as a one-off, you can! Defi…

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