Coffee 101

Coffee 101

By John Ryles

Coffee 101 is a free, ad-free brewing guide and calculator for manual coffee methods on iOS.

The App DNA

What makes this app unique?

The app removes the cognitive friction of calculating coffee-to-water ratios for specific brewing methods like Chemex or V60.

For Home coffee enthusiasts looking for standardized brewing instructions and ratio calculations.

What does it look like?

Key features

Brewing Guidesstandard

Step-by-step instructions for eight specific brewing methods.

Ratio Calculatoredge

Dynamic tool that calculates coffee-to-water requirements based on desired cup count.

Integrated Timerstandard

In-app timer that displays the current step of the brewing guide.

How much does it cost?

freeFree access to all brewing guides, calculators, and educational content

The app operates as a free, ad-free utility without visible monetization gates or subscription tiers.

Velocity

Dormant developmentUX improvementsShow more...

Coffee 101 has reached a zombie state, with no development activity recorded in the last 1,111 days. The last release occurred in September 2023 and consisted only of minor UI adjustments. There is no evidence of ongoing maintenance or feature development, indicating the project is effectively abandoned.

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Who built it?

John Ryles

3 apps tracked · Food & Drink

This Is My VoiceThis Is My VoicePlanning Poker 101Planning Poker 101
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User Sentiment

What do users think recently?

The recent review mood reads thrilled. Users appreciate visually appealing interface design makes the coffee resource easy to navigate for casual users and diverse recipe collection provides clear instructions for users to create new coffee drinks at home.

How are ratings & reviews evolving?

App Store
4.86 · 7

What users say, by theme

What Users Love
  • Visually appealing interface design makes the coffee resource easy to navigate for casual users
  • Diverse recipe collection provides clear instructions for users to create new coffee drinks at home

2 of 2 recent reviews analyzed · limited sample

Read the full review analysis

Competition

Competitive landscape for Coffee 101

How's the Food & Drink market?

Coffee 101 maintains a 4.86-star rating across 7 ratings, positioning itself as a high-quality, niche utility. The absence of updates for 1,112 days suggests a stable, non-monetized position that prioritizes simplicity over competitive feature expansion.

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The rivals identified

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The Analyst's Read

Key takeaways for Coffee 101

Where is it heading?

The manual brewing utility market is consolidating around apps that offer social features and cloud-sync. Coffee 101 remains a stable, niche tool, but its lack of development cadence leaves it exposed to competitors that continuously iterate on the user experience.

  • The app has remained in maintenance mode for over 36 months, indicating no current intent for feature expansion.
  • High user satisfaction with the existing interface design suggests the core utility remains relevant despite the lack of updates.

The SWOT

Core Strengths
  • Clean interface design reduces learning curve for manual brewing
  • Integrated ratio calculator provides immediate utility for precision
Critical Frictions 2 weaknesses inside
Growth Levers
  • Integration of social sharing features could drive organic discovery
  • Expansion into subscription-based masterclasses could monetize high-intent users
Market Threats 2 threats identified

Next best moves

1 Maintain

Audit user feedback for missing features because the app has been silent for 36 months → identify high-impact gaps

The counter-intuitive read

The app's lack of monetization and updates is its primary strength…

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Bottom line

Coffee 101 provides a stable, high-utility tool for manual brewing, but the three-year development silence leaves the app vulnerable to feature-rich rivals. Maintaining the current utility-first approach is sufficient for existing users, but the lack of an active roadmap risks long-term churn.

Unlock 2 critical frictions, 2 market threats and the analyst’s take.

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FAQ

Is Coffee 101 free to use?
Yes, Coffee 101 is a free, ad-free utility that provides access to all brewing guides, calculators, and educational content without subscription tiers.
Does Coffee 101 offer offline support?
The app provides brewing guides and calculators that function as a static resource, though the lack of recent updates means users should not expect cloud-sync or cross-device progress tracking.
What brewing methods are supported?
Coffee 101 includes guides for Chemex, Hario V60, French Press, AeroPress, Cold Brew, Moka Pot, Espresso, and Turkish coffee.

Sources

  1. [1] App Store

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Coffee 101, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Coffee 101 Intelligence Report.” Updated Oct 12, 2026. https://marlvel.ai/apps/coffee-101

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