Design beer by taste, not math

FERMNTR recipe editor on iPhone, designing a beer by taste with live stats

Most brewing tools want grams and IBUs from minute one. FERMNTR starts where you do — with the beer you want to drink. Choose the hop character, the malt backbone, the yeast personality, and the numbers fill themselves in as you build. Every stat is right there the moment you want it. Never in the way.

Start with the beer you want to drink — the hops, the malt, the yeast. FERMNTR fills in the numbers as you build. Every stat’s there when you want it, never in the way.

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FERMNTR recipe editor on iPhone, designing a beer by taste with live stats
FERMNTR brew-day screen on iPhone with steps, timers and temperatures

One screen. Whole brew day.

Mash steps, hop additions, timers and temps — in order, so nothing gets missed mid-boil.

Brewing on a BrewZilla? Connect it and FERMNTR follows along, with live temperatures right beside your steps.

Know it’s done — without pulling a sample.

Live gravity and temperature from your Tilt or RAPT Pill, from pitch to package.

Watch the curve flatten. Catch a stall early. Time your dry hop and cold crash to the day — no lid lifted, no oxygen let in.

FERMNTR live fermentation screen showing gravity and temperature readings
FERMNTR dashboard showing active fermentations and what needs attention

Every batch, one glance.

Active fermentations, connected devices, and what needs you next.

The stalled gravity. The cold crash that’s due. The batch that’s ready to keg. FERMNTR surfaces it before you have to go looking.

Check your gravity from your wrist.

Lock-screen widgets, notifications and a full Apple Watch app keep an eye on the batch — so you don’t have to.

FERMNTR iOS widgets and Apple Watch app showing fermentation data

Lock-screen widgets, notifications and a full Apple Watch app keep an eye on the batch — so you don’t have to.

FERMNTR running on iPhone, iPad, Mac and Apple Watch

Your next batch starts here.

FERMNTR for iPhone, iPad, Mac and Apple Watch. Free to download.

Download on the App Store