- C and C++
- Remotely Hosted
- Tools and Utilities
- Visual Basic
BillingOrchard is a complete, online billing application for freelance developers, web design firms, and contract employees.
Cost: US $9.95 per month
Xtreme Billing System lets the webmasters to run an easier payment transaction facility on their websites for their donation, subscription, and sales payment modules through this remotely hosted software.
Cost: Free Trial for 60 days/ US $ 9.95 monthly
OS: Linux, Unix
01Invoice.com is a web based software that offers remotely hosted service to maintain online payment processings of small business websites. All recurring payments including newsletter and email membership scubscription can be performed easily.
Cost: Free / Commercial