This FFMI Calculator allows you to determine your fat free mass index
FAQ: Q: What is FFMI Calculator? A: This is a simple tool to help determine your fat free mass index. Q: Who uses FFMI Caclculator? A: Usually it is used by people who are engaged in fitness. Q: Is there a cost for the extension? A: FFMI Calculator is FREE. Developed by ffmicalculator.org, please visit our website for contact information.