Brew better coffee, one variable at a time.

Coffee Lab product interface — an illustrated mock of the app
Get StartedBrowse Directory
40+Origin regions
5Grinders profiled
11Brew methods
SCACupping scores
The Workbench

Four tools, one obsession.

Every feature is built to remove guesswork — measured data instead of vibes, filterable catalogs instead of bookmarks, real regions on a real map.

Calibrate
Grind Calculator

Dial in the right grinder setting for your target particle size. Real measurement data from five popular grinders.

Catalog
Coffee Directory

Browse arabica coffees by region, process, variety, and SCA cupping score. Filter and find your next favorite.

Atlas
World Map

Explore coffee-growing regions globally — varieties, processing methods, elevation, and flavor profiles.

You
My Profile

Set your coffee preferences, brewing setup, and favorite regions. Personalize your Coffee Lab.

Built for nerds

Treat brewing like a lab.

Every cup is a hypothesis. Coffee Lab gives you the instruments to log, measure, and iterate — instead of guessing your way through another bag of beans.

# grind-calculator
$ selectgrinder="Comandante C40"
$ target microns=800
$ recommend
→ 24 clicks · ±2 for taste