# Coffee Ratio - Brew Calculator — V60 Espresso Cold Brew & More

> V60 Espresso Cold Brew & More (iPhone/iPad app by 守信 尚.)

- Source: https://appshunter.io/ios/app/coffee-ratio-brew-calculator/id6768997826 (this page in markdown: same URL + `.md`)
- Developer: [守信 尚](https://appshunter.io/developer/1889197777)
- Category: Food & Drink, Utilities
- Price: Free with in-app purchases (on sale, was $1.99)
- Age rating: 4+
- Requires: iOS 16.0 · 0 MB
- Languages: English, Japanese
- Released: 2026-05-18
- Data updated: 2026-08-14
- User reviews in markdown: https://appshunter.io/ios/app/coffee-ratio-brew-calculator/id6768997826/reviews.md

## What is Coffee Ratio?

Calculate the perfect coffee-to-water ratio for any brew method. Works fully offline. No account, no ads, no tracking.

SUPPORTED BREW METHODS
• Pour over (V60, Kalita Wave, Chemex)
• Espresso
• French Press
• AeroPress
• Cold Brew

FEATURES
• Two-way calculation (coffee → water, water → coffee)
• Customizable ratios within recommended ranges
• Built-in brew timer with haptic feedback
• Imperial and metric units (g/oz, ml/fl oz, °C/°F)
• Recommended water temperature, grind size, and brew time for each method
• Fully offline — your data never leaves your device

WHY THIS APP
This is a focused calculator. No subscriptions. No accounts. No data collection. Buy it once, use it forever.

REFERENCE VALUES
Brewing parameters reflect widely-accepted ranges from the Specialty Coffee Association and major brewing equipment manufacturers. Adjust within recommended ranges to match your taste.

PRIVACY
This app collects no data. All preferences are stored locally on your device.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Medium Tip | $1.99 | one-time |
| Small Tip | $0.99 | one-time |
| Large Tip | $4.99 | one-time |



## Version history (last 4 releases)

### 1.5.0 — 2026-06-16

Improved search keywords for better discovery. Performance improvements and bug fixes.

### 1.2.0 — 2026-05-29

- Cross-promotion: discover our other apps
- Bug fixes and performance improvements

### 1.1.0 — 2026-05-22

Added Tip Jar - support the developer with a small tip!

### 1.0 — 2026-05-18

No release notes.

## More apps by 守信 尚

- [Bake Ratio](https://appshunter.io/ios/app/bake-ratio/id6769944324)
- [Bean Note](https://appshunter.io/ios/app/bean-note/id6770065683)
- [Pace Ratio](https://appshunter.io/ios/app/pace-ratio/id6770163531)
- [Kanji Compare](https://appshunter.io/ios/app/kanji-compare/id6770239656)
- [Cocktail Ratio](https://appshunter.io/ios/app/cocktail-ratio/id6770266147)

All apps by 守信 尚: https://appshunter.io/developer/1889197777

## Related topics

[coffee brew ratio calculator](https://appshunter.io/ios/topics/coffee-brew-ratio-calculator)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*