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Tools & Calculators

14 practical tools to help you brew better coffee.

Screen print illustration of two coffee grinders with settings being translated between them via arrows and numbers
Grinders

Grind Size Translator

Convert grind settings between Comandante, 1Zpresso, Baratza Encore, Timemore, Niche Zero, and more. The tool nobody else has.

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Screen print illustration of espresso dial-in process with portafilter, precision target overlay, and dose-yield-time dials
Espresso

Espresso Dial-In Helper

Enter your dose, yield, and time, describe the taste problem, and get specific adjustment recommendations to fix your shot.

Screen print quiz poster with a coffee bean question mark surrounded by brewing method icons and multiple choice bubbles
Quiz

What Should I Brew?

Answer 5 quick questions about your taste, time, and gear to get a personalized brewing method recommendation with a complete recipe.

Screen print illustration of a coffee brew timer stopwatch with pour-over stages and countdown markers
Timer

Brew Timer

Method-specific countdown timers with step-by-step pour schedules for V60, AeroPress, French Press, Chemex, Cold Brew, and Moka Pot.

Screen print infographic showing coffee bean freshness timeline from roast date through peak to stale with storage icons
Freshness

Bean Freshness Calculator

Enter your roast date and find out when your beans are at peak freshness for espresso, filter, and cold brew. Plus storage tips.

Screen print comparison of home brewing cost versus cafe coffee cost with equipment icons
Savings

Cost Per Cup Calculator

Calculate your coffee cost per cup at home and compare it to buying from a cafe. See monthly and yearly savings.

Screen print interactive coffee flavor wheel with a pointer selecting a segment and sub-flavors branching outward
Tasting

Coffee Flavor Wheel

Interactive SCA flavor wheel with 95 tasting notes across 3 levels. Explore categories, origins, and processing methods for each flavor.

Screen print harvest calendar grid showing 12 months of coffee seasons across five major producing countries
Origins

Harvest Calendar

When is coffee in season? Visual calendar showing harvest windows, peak months, and export timing for 18+ producing countries.

Screen print illustration of a coffee scale with V60, water pitcher, and the golden 1:16 brew ratio prominently displayed
Ratio

Brew Ratio Calculator

Select your brewing method and coffee amount to get the perfect water ratio, brew time, and grind recommendation.

Screen print grind size reference chart showing particle sizes from coarse to fine matched to brewing methods
Grind

Grind Size Guide

Visual reference chart showing the ideal grind size for every brewing method, from extra coarse to extra fine.

Screen print caffeine content comparison with lightning bolt symbol and drink vessels showing milligram amounts
Health

Caffeine Calculator

Estimate your caffeine intake based on drink type and serving size. Compare against the daily recommended maximum.

Screen print extraction yield gauge showing under, ideal, and over zones with a refractometer illustration
Extraction

Extraction Calculator

Calculate extraction yield from TDS, dose, and beverage weight. See if your coffee hits the ideal 18-22% range with visual feedback.

Screen print interactive grind size slider with particle visualizations ranging from powder to coarse
Grind

Grind Size Comparator

Interactive slider showing actual coffee particle sizes from Turkish (powder) to Cold Brew (peppercorns). Visual, embeddable, and useful.

Screen print strength slider from light to strong with coffee ratio and grind recommendations
Strength

Brew Strength Slider

Slide between light and strong. Get the perfect coffee-to-water ratio, grind size adjustment, and expected flavor profile. No math.