Ratio calculator

Work out coffee and water for any brewer and cup size.

• Find my coffee · Answer a few questions and get Indian coffees matched to how you drink it.
• Grind converter · Convert grind settings between 1Zpresso K-Ultra, K-Plus, JX-Pro, J-Max and Comandante.
• Brew timer · A brew-along timer for V60, AeroPress and French press, with each pour called out.
• Coffee compass · Fix sour, bitter, weak or harsh coffee: what to change and by how much.
• Freshness · When your bag peaks: rest and freshness by roast date and roast level.
• Cost per cup · What each cup costs you, from the bag price and your dose.