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Float Hydrometer by BREWBRAIN

Float tracks specific gravity and temperature to help you brew better beer.

No calibration or additional devices needed (just a wifi connection)

With its food grade housing, WiFi connection and an easy to charge battery, the Float Hydrometer allows you to track fermentation activity and temperature wherever you are, with all measurements stored in your personal account. 

The Float Hydrometer also integrates with the highly popular Brewfather and Grainfather platforms allowing you to have all your brewing information in one place. 

How does it work?

All brews in the cloud. Easy.

After you unpack your Float, connect it easily with your WiFi access point. Create a new account at My Brewbrain or sign in. Switch to measure and drop it into your brew to start measuring!


 WiFi connected

Float easily connects to your WiFi-network and stores all SG and temperature data in your free My Brewbrain account.

 Track fermentation

Follow the trend of your active fermentation and temperature.
Everywhere, mobile or desktop.


Track specific gravity

Measure SG to get an estimate of the Alcohol percentage (ABV) in your brew.


Produced in The Netherlands

Quality is our main focus. We believe in producing sustainably and offering dedicated support.


 Track temperature

Check the actual temperature from the inside of your fermenting brew. Act when needed, and improve your quality.


Third-party connection

Integrate with multiple platforms. Show your data in apps from Brewfather and Grainfather.





Troubleshooting Guide


Australian Buyers

This item ships to Australia. Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the purchasers responsibility.