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The Best 9 Free WordPress Invoice Plugins for your Business

Quality free invoice plugins for WordPress can accept online payments from a variety of vendors and processors.  To get the most compatibility for online payment processors, you do have to pay for it as most plugins have a premium paid version.  If you do most of your business locally with cash and check, you could get away with not having online payments, but that would be a disservice to your clients and to your future clients who only pay online.

The ability to produce invoices through a plugin is vital to today’s business climate as it can get pretty tedious typing each one out by hand.  This is why these plugins were created in the first place, to make things easier for you as the business owner.

WordPress has many plugins available that can generate invoices and keep track of your clients for you.  This can keep things tidy on your end and make your business run more efficiently.  We’ll look at a few of the best free WordPress plugins that can generate invoices and manage that side of the business, including payment processing options.

The Best Free Invoice Plugins for WordPress

Sliced Invoices

sliced invoices plugin

Sliced invoices is one of the most popular free WordPress plugins out there with over 5,000 active WordPress websites using it.  It’s also highly rated on’s repository.  With Sliced, you can get quotes and invoices created as well as checking up on those invoices to see which have been paid and which are outstanding.  Sliced also uses native WordPress dashboard widgets for reporting.  Also included in the free version, you can set automatic payment reminders to your clients, invoice cloning and templates, and saved line-entry items.

For prices starting at $79, you can get premium add-on bundles to the software which brings in options such as PDF quotes and invoices, dedicated client areas, recurring invoicing, deposits, and more payment options such as Stripe, 2Checkout, and Braintree.

Go To Sliced Invoices

Sprout Invoices

sprout invoice plugin

Sprout is another popular plugin with over 2,000 WordPress sites using the software.  Sprout has high ratings all across the board with users on the repository.  Many accolades have been given about the beautiful layout and design of Sprout’s UI.  With Sprout, you can produce estimates (quotes) and invoices, and like Sliced, they use native WordPress dashboard widgets for reporting.

You can manage your invoices, customize email notifications, configure payment settings, and so much more.  Sprout lets you use your custom design and logos on your projects with nested line items and unlimited invoices and estimates.  They can accept PayPal Pro or Standard and offline payments (Cash or Check).  Sprout also has many extensions available that can integrate with WP Forms and Gravity Forms.

Sprout also offers premium packages that start at $59 which include options such as time tracking, recurring payments or subscriptions, deposits, PDF invoices, payment reminder emails, Toggi and Zapier integration, and the ability to accept payment on Stripe, authorize.Net, 2Checkout, and many more.

Go To Sprout Invoices

Littlebot Invoices

littlebot invoice plugin

Littlebot is a newcomer to the game having only been in business for the last couple of years.  Littlebot’s invoicing plugin comes with an excellent package of features that can help your business.  The genius of their setup is that it’s a plug & play stand-alone application with no need for third-party plugins for integration needed.   Littlebot can create estimates and invoices and has the capability of accepting payments via Stripe or Plaid with a premium add-on to the software.

Go to Littlebot Invoices

Flexible Invoices

flexible invoices plugin wordpress

Flexible Invoices comes with a lot of features for a free plugin which includes features normally tied-in with premium payments.  You can add, edit, and delete invoices and also manage currencies, figure in tax rates, and payment methods.  You can also generate and download invoices with a date range, and you can add custom numbering to your invoices using shortcodes to your preferences.  Customized summaries and reports and PDF printouts round out all the features of this beautiful plugin.

Go To Flexible Invoices


invoicing invoice plugin wordpress

WP Invoicing is a lightweight and simple program to use with minimal features and the focus on quick and sparse setup.  There are a few features included such as invoices and quotes (there’s a separate free add-on for this), customized tax rates, saved line items, email notifications, recurring invoices, and payment via, WorldPay, and PayPal Standard.

There is a paid premium version which includes PDF invoices and more payment options, including Sage Pay, PayFast, 2checkout, PayPal Pro, Stripe, and offline payments (Cash or Check).

Go To WP Invoicing


WP-Invoice plugin

WP-Invoice is one of the most popular plugins around for WordPress with over 5,000 WordPress sites using the software.  WP-Invoice comes with a lot of features to use including reports, unlimited invoices, the allowance of partial payments, custom logos and design, saved line items, and the ability to connect with WP-CRM for more client management in more detail.  WP-Invoice can accept payments from PayPal, 2checkout, Stripe, MerchantPlus, and Interkassa.  Premium add-ons include quotes, electronic signature, business locations, PDF invoices, and more payment gateways available.

Go To WP-Invoice

Invoicing with InvoiceXpress for WooCommerce

invoicexpress woocommerce invoice

If you work with WooCommerce, InvoiceXpress works well within that framework with many cool features.  You can create simplified invoices and issue documents manually through the software.  Many premium features are also available including invoice sequencing, three languages (English, Spanish, and Portuguese), priority tech support, delivery notes, and other functions.

Go To InvoiceXpress for WooCommerce

Qinvoice Connect for WooCommerce

Qinvoice can produce quality invoices within the WooCommerce framework with the ability to save and edit them.  You can also generate packing slips for invoices and utilize layouts from a wide selection.  Be mindful that a subscription to Qinvoice is required to use this plugin.

Go To Qinvoice Connect for WooCommerce

WP Smart CRM & Invoices

WP Smart CRM & Invoices

WP Smart has a lot of features available for WordPress users including annotation timelines, CSV import, invoice creation, quote creation, PDF downloads, custom logo and designs, a customized numbering system for your invoices, and other great features.

The premium version comes with even more options including multipage invoices on PDF, importing contacts from other plugins such as WooCommerce, attached emails, custom contacts and data, improved Scheduler with drag & drop / clone-copy abilities, and a full page view.

Go To WP Smart CRM & Invoices

These are just some available free invoicing plugins for WordPress that have the most features.  As previously mentioned, to get all the features of a plugin, you do have to pay up for it as a premium add-on.  As no two businesses are the same, do your due diligence and find the best one that works for your business.

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