Document and workflow solutions simplifies and automates invoice approval and processing workflow.

Invoicing module fills the gap between default Open ERP accounting modules and a company's particular billing data and is suitable for hosting (e-mail, web-hosting etc.), utilities, telecoms, service companies and others.

Billing system made exclusively for taxicab companies. Features include: automatic voucher scanning, invoicing with delivery, payment collecting and online reporting.

Free and subscription based invoicing software catered towards Small Business and Home Office users.

Billing software that automates the registration, billing and tracking of false alarms.

Tax invoicing software and software development.

Offers real-time call accounting software for universities, hotels, or any organization that has a PBX capable of generating SMDR data.

Offers CRM, account management and billing software to communication industries.

Security and alarm billing software for Windows 3.1.

Offers a full suite of 800 numbers and chat lines with automated billing services. Allows a company or individual to bill their callers at a flat rate, per minute or a combination of both in exchange for the phone services.