BILLmanager is described as 'highly customizable billing software for hosting and IaaS business with the full scope of functionality for billing, service provisioning, client management & support'. There are more than 50 alternatives to BILLmanager for a variety of platforms, including Online / Web-based, Windows, Linux, Mac and Android. The best alternative is Invoice Ninja, which is both free and Open Source. Other great apps like BILLmanager are Manager (Freemium), Manta (Free, Open Source), FreshBooks (Paid) and Blesta (Paid).
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.
Using GrandTotal you can create invoices and estimates and keep track over the outstanding payments. Detailed statistics and graphs give you an insight into the current state of your business and allow comparison to previous periods.
WHMCS is an all-in-one billing and automation platform that automates all aspects of a web hosting business from signup and payment processing, service provisioning, domain registration and customer support.
AND CO helps freelancers, entrepreneurs and other small businesses run their business smarter. The service includes everything from standardized, secure contracts, expense tracking, time tracking, invoicing and payments.
Avaza is an all-in-one solution for project management, resource scheduling, tracking time, managing expenses, quotes & invoices. Teams of all sizes, from freelancers to large businesses, will love it, for its simple & intuitive design with powerful features.
Punch is a web-based time-tracker with practical insights to improve your productivity and billing. It's useful for businesses, freelancers, start-up teams and more. Track your time per-client and per-project. Get instant suggestions on what to work on next.
Billomat Online Invoicing Tool is a perfect choise for every freelancer and small bussiness even for non-accountants. The Billomat service include customer management, quotes, invoices and reminders and what is most important its stress-free and secure!