Invoice Station is described as 'helps small business owners around the world invoice their clients. Other major features include: expenses, payments, clients/projects, and analytics. It's fully customizable so it can fit any region or country anywhere on Earth' and is an website in the Business & Commerce category. There are more than 50 alternatives to Invoice Station, not only websites but also apps for a variety of platforms, including Windows, iPhone, Mac and iPad. The best alternative is GnuCash, which is both free and Open Source. Other great sites and apps similar to Invoice Station are Harvest (Freemium), Invoice Ninja (Freemium, Open Source), InvoicePlane (Free, Open Source) and Paymo (Paid).
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.
Send, track and collect payments quickly. Great for teams, freelancers and service providers. FreshBooks is an easy cloud accounting app for small businesses and freelancers, specifically designed to save you time billing clients.