BrewDiary - Coffee Journal

A better cup starts with a better record.

BrewDiary is a brewing journal for people who care about what ends up in the cup. Track dose, water, ratio, grind size, temperature, pour timing and tasting notes so every adjustment has a reason—and your favorite cup can be repeated.

20 coffee brands and roasters. 56 professional recipes. BrewDiary Pro includes 53 reference recipes from 20 coffee brands and roasters, plus 3 baseline recipes: 56 professional recipes based on official and competition-published guidance. Start with V60, Kalita, AeroPress and more, then spend less time guessing.

Build your signature cup, step by step. Apply a professional recipe, record the result, and follow diagnosis suggestions to fine-tune grind size, water temperature and pour rhythm. Turn each improvement into a recipe you can call your own.

RECORD WHAT MATTERS • Log dose, water, ratio, grind size, temperature and time for every brew • Use the built-in timer with pour-by-pour steps • Rate aroma, acidity, sweetness, body and aftertaste with a structured scorecard

FIND YOUR RECIPE AGAIN • Save every brew as a repeatable recipe • Compare brews side by side to see which variable changed • Use the extraction control chart to spot under- and over-extraction

FREE AND PRO • Free: 10 brews, 10 custom recipes, 1 bean, and 3 full diagnoses per week • Pro: unlimited brews, custom recipes and beans, the full roaster directory, advanced diagnosis, charts and export

The yearly plan is NT$690; eligible users may receive a 30-day free trial. Monthly NT$90 and lifetime NT$1,290 options are also available.

Your brewing data is stored locally on your iPhone. No account or sign-up is required. Export your complete log whenever you need it.

Available in English, Traditional Chinese, Simplified Chinese, Japanese, Korean and French.

Terms of Use (EULA): https://brewlog-legal.pages.dev/terms.html Privacy Policy: https://brewlog-legal.pages.dev/privacy.html