KBL

Track Every Brew. Perfect Every Batch.

The only app built for kombucha homebrewers. Log batches, track fermentation, manage your SCOBYs, and discover new flavors.

Everything You Need to Brew Better Kombucha

Batch Tracker

Track every fermentation from F1 to bottling. Log pH, temperature, and taste notes with a visual timeline.

Recipe Builder

Save your favorite recipes with precise measurements. Share them with the community or keep them private.

SCOBY Hotel

Manage your SCOBY collection. Track lineage, batches per SCOBY, and never lose track of your cultures.

Fermentation Charts

Visualize pH and temperature over time. Spot trends and perfect your process with beautiful charts.

Flavor Database

Explore 100+ flavor combinations for your second fermentation. Find the perfect pairing for any season.

Free Calculators

Tea ratio, sugar ratio, caffeine estimator, and more. Free tools to help you brew with precision.

Trusted by Kombucha Brewers Worldwide

500+ brewers and counting

Finally, a proper tool for tracking my brews. Worth every cent!

Sarah K.

The batch timeline and pH tracking changed my brewing game.

Marcus T.

I've been using spreadsheets for years. This is so much better.

Lisa M.

Less Than 6 Bottles of Store-Bought Kombucha

One-time payment of €29. No subscriptions. No hidden fees. Yours forever.

€29

6 bottles ≈ €30 | KombuchaBrewLog = €29 for life

Unlimited batch tracking
Unlimited recipes
SCOBY hotel management
Fermentation charts
All future updates

Start Brewing Better Today — For Free

Use our free calculators and guides, no account needed.

Get Lifetime Access — €29

Track Every Brew. Perfect Every Batch.

One-time payment. No subscription. Yours forever.