BILLmanager

BILLmanager is a highly customizable and flexible billing platform for hosting businesses with full scope of functionality for client management, billing & support.

Commercial Windows Linux Android iPhone iPad Web cPanel VM manager

InvoicePlane

InvoicePlane is a self-hosted open source application for managing your quotes, invoices, clients and payments. The application comes with various options, templates and settings to customize your invoicing experience.

Free Open Source Self-Hosted

Invoicera

Invoicera is an online billing software which is specifically designed keeping simplicity and online invoicing convenience in mind, while at the same time offering the best of the breed invoicing features.

Freemium Web

FusionInvoice

FusionInvoice is an open source invoicing, quotes, and client management application built for freelancers and small businesses who need a simple, yet powerful self-hosted web based invoicing system.

Commercial Mac OS X Windows Linux Web Self-Hosted PHP

Simple Invoices

Simple Invoices is a free, open source, web based invoicing system that you can install on your server/pc or have hosted by one of our services providers.

Free Open Source Windows Web

Moon Invoice

Moon Invoice is unique and 1st invoice app with iCloud sync for iOS &Mac OSX for small businesses & individual. Application,create invoices,send invoices...

Freemium Mac OS X iPhone iPad Windows Phone

ERP32

ERP32 is a business application available on the Internet, just like an online bank services or webmail. The program allows you to centrally manage business processes...

Commercial Web

SSuite Invoice Master

Our invoice application is based on the latest graphical-user-interface technology. There is no typing necessary, just point and click to create and/or print product or...

Free Windows

BillGrid.com

BillGrid is an easy to use online invoicing, billing and expense management system that will save you time with tracking clients projects, expenses, invoices and...

Commercial Web

Manta

Features 🎚 Flexible form. You can turn on/off field and save as default setting. 🏗 Drag & drop for reordering items. This makes editing easier. ...

Free Open Source Mac OS X

Stivasoft Invoice Manager

If you are running an e-commerce or any other kind of website requiring an online invoicing functionality, our Invoice Manager is surely the right web application for...

Commercial Self-Hosted PHP

Angular Invoicing

Use this extremely small and lightweight project built in Angular JS to build your one off Invoices. No monthly fees, No Subscriptions - No heavy duty features, Just...

Free Open Source Web Self-Hosted