My Coffee Ratio Calculator

Brew café-quality coffee at home with the perfect coffee-to-water ratio, every single time.

Coffee Ratio Calculator takes the guesswork out of brewing. Pick your method, enter how much coffee or water you have, and instantly see the exact amounts for a balanced, delicious cup.

WORKS WITH EVERY BREW METHOD

• Pour Over
• Chemex
• French Press
• AeroPress
• Espresso
• Moka Pot
• Cold Brew

DIAL IN YOUR STRENGTH

• Slide the ratio from strong to light
• See the brew strength update instantly
• Switch freely between grams and ounces

CALCULATE BOTH WAYS

• Know your water amount? Get the coffee.
• Know your coffee dose? Get the water.

BREWING TIPS BUILT IN

• Method-specific advice on grind, time, and technique
• Better results starting from your very first cup

BEAUTIFUL AND EASY TO USE

• Clean, modern, distraction-free design
• Full light and dark mode support
• Fast and simple, made for daily brewing

From first-time brewers to seasoned home baristas, Coffee Ratio Calculator helps you make the perfect cup with pour over, drip, espresso, cold brew and more.