Coffee Calculator: Brew Ratios

Pour Over, AeroPress, Chemex

Only for iPhone

$2.99

iPhone

Stop ruining good coffee with bad math. Coffee Calculator takes the guesswork out of brewing, so you can focus on what matters - enjoying perfect coffee. We've all been there. You switch from your V60 to AeroPress and suddenly your ratios are all wrong. You're brewing for friends and can't figure out how much coffee you need. Or you're down to your last few grams of beans, wondering how much water will salvage this situation. One wrong calculation and you're stuck with a disappointing cup of coffee. INSTANT CALCULATIONS, PERFECT RATIOS Type in how much coffee you have - instantly see the water needed. Or enter your water amount and get the exact coffee required. No more mental math before caffeine. No more wasted beans. Just perfect ratios every time. ALL YOUR METHODS, ONE APP • V60 & Chemex - nail your daily pour-over • AeroPress - perfect ratios you'll actually remember • French Press - scale up confidently for guests • Espresso - quickly dial in your dose-to-yield ratio • Cold Brew - get concentrate ratios right • Custom Methods - save your perfect ratios for different beans THE DETAILS THAT MATTER • Switch units instantly - grams, ml, ounces • Large buttons designed for wet hands • Remembers your favorite brew method • Syncs across all your devices • Clean, simple interface - no clutter, just coffee PERFECT FOR • Coffee lovers who switch between brew methods • Anyone who's ever Googled "coffee to water ratio" at 6am • People brewing different amounts throughout the day • Home baristas ready to experiment with ratios • Those expensive bean buyers who refuse to waste a gram Join coffee lovers who've stopped guessing and started brewing better. Download Coffee Calculator now - your morning coffee will thank you.

Ratings & Reviews

  • 5.0
    out of 5
    3 Ratings

A fresh new look. Coffee Calculator has a brand-new app icon — cleaner, bolder, and right at home on your Home Screen.

Version 1.5

The developer, Random Bits Studio LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • VoiceOver

      • Voice Control

      • Dark Interface

      • Differentiate Without Color Alone

    Information

    Seller
    • Random Bits Studio LLC
    Size
    • 2.4 MB
    Category
    • Food & Drink
    Compatibility
    Requires iOS 18.5 or later.
    • iPhone
      Requires iOS 18.5 or later.
    Languages
    English and 9 more
    • English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish
    Age Rating
    4+
    Copyright
    • © 2025 Random Bits Studio LLC. All rights reserved.
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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