Brewer's Friend

Alcohol By Volume ABV Calculator

Finds ABV based on gravity change. If you took an original gravity reading (or had estimated OG), and also took a final gravity (FG) reading prior to adding priming sugar at bottling you can find out your batch’s alcohol by volume ABV.

This calculator compliments the Brewer’s Friend brew day extract recipe sheet, which will help you keep records of your brewing process.


Alcohol By Volume Calculator:
Original Gravity (OG):
Final Gravity (FG):
 

Alcohol By Volume (ABV):


This calculator takes a simplified approach and the results will be approximate.

Remember that hydrometer readings need to be taken at 59F of 15 C. You may want to check our Hydrometer Temperature Adjustment Calculator if you are getting samples at other temperatures.


NEXT: To calculate your batch's bitterness in the home brewing standard international bittering units (IBUs), see our IBU calculator.