Home Winemaking, Elevated

Your Cellar.
Your Craft.

From first crush to final pour.

Britain's home for serious home winemakers. Track your brews, follow expert guides, run the numbers — and let AI guide you when you need it most.

Why GrapeMate

Everything your brew needs

Built by a home winemaker, for home winemakers. Every tool, guide, and calculator designed around how you actually brew.

🍷

Brew Diary

Log every reading and observation. Track SG, temperature, and notes across your fermentation timeline.

🧮

Smart Calculators

ABV, sugar addition, batch scaling, hydrometer correction — with clear explanations of the science.

📖

Recipe Library

Proven recipes from country wines to bold reds, with community ratings and member variations.

🤖

AI Brew Assistant

Vinnie reads your brew log and gives personalised advice in plain English.

🍷 My Brews
Elderflower & Gooseberry
Day 14 of 28Fermenting
1.042SG
18°CTemp
9.2%ABV
Damson Country Wine
Day 42 of 42Ready
✦ AI Assistant

Your elderflower SG dropped 12 points in 3 days — fermentation is healthy!

🍇
Vinnie — AI Brew Assistant
● Online · Powered by Claude
My wine is stuck at 1.030 for 5 days. It smells a bit sulphury. What should I do?
That sulphur smell is stressed yeast. Try: ① Gently rouse the sediment. ② Check temperature — yeast struggles below 18°C. ③ Add yeast nutrient.
It's 16°C in my garage — could that be it?
AI Integration

Meet Vinnie,
your brew advisor

Every member gets Vinnie — an AI assistant that reads your actual brew diary. Not generic advice. Advice based on your specific batch, your readings, your timeline.

Diagnoses stuck fermentations from your SG log
Suggests recipe tweaks based on your reviews
Explains the science in plain language
Available 24/7, never judges your setup
1,200+
Recipes
47k
Monthly Visitors
98%
Uptime
£0
To Get Started
Membership

Simple pricing for serious brewers

Start free, upgrade when you're ready. No hidden fees, cancel any time.

Free
£0
forever free
  • All guides & tutorials
  • Full calculator suite
  • Browse recipe library
  • 3 active brew logs
  • AI brew assistant
  • Bottle inventory
  • Community forums
Get Started
Vintner
£7.99
per month
  • Everything in Cellar
  • Advanced analytics
  • Unlimited AI chats
  • Early access features
  • Private Discord
  • Annual brew review
  • Custom recipe builder
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