Free
About
Welcome to SOLO: Stopwatch, the coffee companion app that helps you follow recipes and brew great coffee at home. It’s as simple as:
1. Set your coffee dose
2. Select your extraction ratio (from espresso to filter)
3. Track your target extraction time
That’s it. Your best coffee is just two swipes away.
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What's New in SOLO
1.0
February 10, 2026
