Coffee Rings

Michael Knop – Coffee Rings

About this app

Perfect espresso isn’t a coincidence.
With Coffee Rings, you can document, analyze, and refine every shot to reach consistent, delicious results — every single time.

Whether you like experimenting on your own or prefer guided insights, Coffee Rings supports you with both proven barista logic and optional AI analysis.

Features:
• Create, save, and search your espresso recipes
• Record dose, yield, temperature, and taste with precision
• Get instant offline recommendations based on real barista experience
• Optional AI analysis for deeper understanding and learning
• Espresso Tutor for step-by-step guidance
• Works offline — no account required, no ads

Perfect espresso — one shot at a time.

What’s new

For users with their own OpenAI API key: improved AI-powered espresso guidance with clearer, more practical explanations.
Coffee recommendations now include helpful learning insights and better use your coffee’s details.
Improved reliability for AI Quick Fill and product information extraction.