CupClarityOur approach Coffee brewing unit converter
Convert grams and ounces, millilitres and US fluid ounces, or Celsius and Fahrenheit. For coffee recipes: weigh the dose and water, and keep a note of your grind setting. A change in batch size can change extraction even when the ratio stays the same.
Your recipe
Your result
Saved on this device 0/5
Recipes stay in this browser when you save them. Share links contain your inputs; only share what you want others to see.
How it works
1 mass ounce = 28.349523125 g. 1 US fluid ounce = 29.5735295625 ml. °F = °C × 9/5 + 32. Calculations use full precision before rounding the display.
Before you brew
Mass ounces and fluid ounces are different units. This tool does not convert mass to volume or use imperial fluid ounces. Below-absolute-zero temperatures and negative mass or volume are rejected. For coffee recipes: weigh the dose and water, and keep a note of your grind setting. A change in batch size can change extraction even when the ratio stays the same.
Read the guide ↗Explore more tools
Coffee ratio calculator
Find the coffee dose for your chosen brew-water weight and ratio.
Open toolIced coffee calculator
Split your brewing water between hot water and ice without losing track of the coffee dose.
Open toolConcentrate dilution calculator
Work out how much concentrate and water or milk to combine for one drink or a batch.
Open toolCoffee brew timer
A large, simple countdown with pause and resume for your own brewing recipe. For coffee recipes: weigh the dose and water, and keep a note of your grind setting. A change in batch size can change extraction even when the ratio stays the same.
Open toolCoffee recipe scaler
Scale a known recipe to a different number of servings while keeping ingredient proportions. For coffee recipes: weigh the dose and water, and keep a note of your grind setting. A change in batch size can change extraction even when the ratio stays the same.
Open toolCoffee drink cost calculator
Break down ingredient and milk costs, then compare them with your selling price. For coffee recipes: weigh the dose and water, and keep a note of your grind setting. A change in batch size can change extraction even when the ratio stays the same.
Open tool