CoffeeTimer – Brew Timer

CoffeeTimer – Brew Timer

By Kutay Demireren

CoffeeTimer is an open-source iOS brewing timer that provides guided, step-by-step instructions for manual coffee preparation.

The App DNA

What makes this app unique?

The app removes the cognitive load of manual timing and ratio calculation, replacing complex mental math with a structured, ad-free ritual.

For Home coffee enthusiasts who prioritize precision and ritual in their brewing process.

What does it look like?

Key features

Guided Brewing Timersstandard

Step-by-step visual prompts for specific brewing methods like V60, Chemex, and AeroPress.

Ratio Calculatoredge

Dynamic adjustment of coffee and water quantities while maintaining brew ratios.

Open Source Distributionedge

Full access to source code and no paywalled features.

How much does it cost?

freeCompletely free, no paywalls or ads

The app operates on a free, open-source model with optional voluntary funding via Buy Me a Coffee links.

Velocity

Maintenance developmentUX improvementsShow more...

CoffeeTimer has entered a maintenance phase, with the latest release occurring 227 days ago. Development activity is currently stagnant, as the app has not received any updates in over seven months. The most recent release focused on minor usability improvements and recipe adjustments, but there has been no subsequent activity to suggest ongoing development or live operations.

See all version history

Who built it?

Kutay Demireren

1 app tracked · Food & Drink

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for CoffeeTimer – Brew Timer

How's the Food & Drink market?

CoffeeTimer maintains a niche position as an ad-free, open-source utility in the Food & Drink category. Its lack of monetization signals a focus on community utility rather than revenue-driven growth.

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The rivals identified

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The Analyst's Read

Key takeaways for CoffeeTimer – Brew Timer

Where is it heading?

Users report: The brewing utility market is consolidating around apps that offer integrated equipment tracking and roast logging. CoffeeTimer remains in a maintenance-only state, which leaves it exposed to rivals that ship frequent updates to capture user data, ultimately risking its position as a primary tool for enthusiasts.

  • The seven-month development gap indicates a maintenance-only cadence, which limits the app's ability to respond to emerging category trends.
  • The open-source, ad-free model provides a clear differentiator that protects the app from the churn pressure of ad-heavy brewing rivals.

The SWOT

Core Strengths
  • Open-source model removes financial barriers to entry
  • Ratio calculator ensures consistent brewing results
Critical Frictions 2 weaknesses inside
Growth Levers
  • Integration of roast-logging features could differentiate from basic timers
Market Threats 1 threat identified

Next best moves

1 Maintain

Audit user-requested features because the current seven-month gap risks user abandonment → maintain relevance

The counter-intuitive read

The lack of monetization is a liability, not an asset: without revenue…

Read the full take

Since the last report: The analytical outlook has shifted from viewing the app as a stable, feature-complete utility to identifying its lack of monetization and development activity as a structural risk against active, data-driven competitors.

Bottom line

CoffeeTimer serves a specific user base through its ad-free, open-source model, but the current maintenance-only cadence risks obsolescence as rivals iterate. Prioritizing a small, high-impact feature update would defend the user base against more active competitors.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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FAQ

Is CoffeeTimer free to use?
Yes, CoffeeTimer is completely free and open source, with no paywalls or advertisements.
Does CoffeeTimer support custom brewing methods?
Yes, CoffeeTimer allows users to create recipes from scratch or customize built-in methods like V60, Chemex, AeroPress, and French Press.
Is CoffeeTimer safe to use?
CoffeeTimer is an open-source project, meaning the code is transparent and available for review on GitHub.

Sources

  1. [1] App Store, source
  2. [2] Developer website, source

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 CoffeeTimer – Brew Timer, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The analytical outlook has shifted from viewing the app as a stable, feature-complete utility to identifying its lack of monetization and development activity as a structural risk against active, data-driven competitors.

shifted

Monetization as a liability

added

New competitive threats and weaknesses

shifted

Outlook on market obsolescence

Cite this report

Marlvel.ai. “CoffeeTimer – Brew Timer Intelligence Report.” Updated Aug 19, 2026. https://marlvel.ai/apps/coffeetimer-brew-timer

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