The Flow-Cal Subscription provides for software support, maintenance and upgrades, 24 hours a day, 365 days per year. This annual maintenance program provides an assurance that your Flow-Cal software applications will remain compliant with evolving standards including those of the American Gas Association (AGA) and the American Petroleum Institute (API). In addition, enhancements and upgrades are made available to our active subscribers at no additional charge.


The Subscription Program provides an assurance that our clients’ software will remain compliant with evolving standards, including those set forth by the American Gas Association (AGA) and the American Petroleum Institute (API). Evolving technologies are continually reviewed for their ability to enhance the Flow-Cal product line. A constant focus on database improvements is maintained, especially regarding Oracle products. In addition, all enhancements funded by the users of our applications are made available to our active subscribers at no additional charge.

The Subscription Program is available for all of Flow-Cal’s products and applications, including FLOWCAL Enterprise, FLOWCAL Client/Server, TESTit, PROVEit, PYCit, and CALCit, as well as the API MPMS Chapter 11.1 equations and software tools, FcDataBoss, DLLs, and custom interfaces.

Subscription Program:
  • 24-Hour, 7-day support hot-line
  • Unlimited calls to technical staff
  • Remote system access for maintenance and troubleshooting
  • FTP Site access for program updates
  • License recovery in the event of machine failure or destruction, or transfer to new machine
  • Technical Bulletins and Flow-Cal User Group networking
  • System upgrades