Fermenticus Brew Log

Fermenticus Brew Log

By Mark Hambly

Fermenticus Brew Log is a recipe formulation and brew-day calculation utility for homebrewers on iOS.

The App DNA

What makes this app unique?

Users hire the app to automate complex brewing math and log batch history, but the lack of cloud-sync forces them to choose between manual entry and switching to modern, connected alternatives.

For Homebrewers and small craft brewers requiring a digital logbook for recipe formulation and brew day calculations.

What does it look like?

Key features

Recipe Slot Limitationstandard

Hard cap on stored recipes per device, starting at 5 slots for all users.

Brewing Calculatorsstandard

Automated computation of ABV, IBU, SRM, attenuation, and efficiency metrics.

Online Ingredient Databaseedge

Cloud-synced lists of malts, hops, and yeasts that update without requiring app store builds.

How much does it cost?

freemiumFree tier with 5 recipe slotsPaid IAP upgrades for +10, +25, or unlimited slots

Freemium model uses a hard storage cap as the primary conversion trigger, with permanent, non-expiring IAP upgrades.

Velocity

Dormant developmentnew contentUX improvementsShow more...

The app has not received a public update in over six years, indicating a complete cessation of development. The last available release introduced online ingredient syncing and a 'what's new' screen, but there has been no activity since. The project is classified as a zombie due to the extreme duration of inactivity.

See all version history

Who built it?

Mark Hambly

1 app tracked · Utilities

Explore the full publisher profile

User Sentiment

What do users think recently?

The recent review mood reads mixed. Users appreciate clean interface and straightforward recipe management tools keep home brewers engaged during brew day.

How are ratings & reviews evolving?

App Store
4.15 · 46

What users say, by theme

What Users Love
  • Clean interface and straightforward recipe management tools keep home brewers engaged during brew day
What Frustrates Users
  • Lack of cross-device synchronization forces manual data entry and prevents seamless transitions between mobile devices
What Users Want 1 request inside

49 of 49 recent reviews analyzed · high confidence · Mixed overall

Read the full review analysis

Unlock 1 user request, each backed by review evidence.

Access the full report for free

Competition

Competitive landscape for Fermenticus Brew Log

How's the Utilities market?

The app maintains a niche utility position with a 4.15 rating across 49 reviews, but the lack of updates since 2020 leaves it vulnerable to competitors with active development cycles.

Read the market outlook

The rivals identified

Unlock the deeper market read.

Access the full report for free

The Analyst's Read

Key takeaways for Fermenticus Brew Log

Where is it heading?

The homebrewing utility market is shifting toward automated, IoT-connected fermentation monitoring, leaving manual logbooks like Fermenticus exposed. Without cloud-sync, the app will continue to lose power users to modern competitors who offer seamless data portability.

  • The latest release introduced periodic online ingredient refreshes, which addresses long-standing complaints regarding outdated malt and yeast lists.
  • The lack of cloud-based backup leads to data loss when users migrate between mobile operating systems, which compounds the churn risk.

The SWOT

Core Strengths
  • Online ingredient database updates ensure data relevance without requiring app store builds.
  • Clean interface design reduces brew-day friction.
Critical Frictions 2 weaknesses inside
Growth Levers
  • Integration with external brewing platforms would reduce manual entry friction.
  • Expansion into wearable-based timer alerts for mash rests.
Market Threats 1 threat identified

Next best moves

1 Invest · 1 Pivot

Ship cloud-sync to enable multi-device access because lack of sync is the top complaint → reduce churn to modern competitors.

+ 1 more prioritized move

The counter-intuitive read

The app's restrictive 5-recipe limit is not a…

Read the full take

Feature gaps

Real-time fermentation monitoring (available in PLAATO but absent here)

Since the last report: The competitive outlook improved from declining to mixed, with the PM strategy expanding to include monetization model restructuring alongside technical debt resolution.

Bottom line

Fermenticus Brew Log retains users through a clean, efficient interface, but the lack of cloud-sync and restrictive storage caps create a churn risk, so the PM should prioritize cross-device data portability to defend the user base against IoT-connected rivals.

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

Access the full report for free

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 Fermenticus Brew Log, 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 competitive outlook improved from declining to mixed, with the PM strategy expanding to include monetization model restructuring alongside technical debt resolution.

shifted

Outlook Trend Adjustment

added

Monetization Strategy Pivot

added

New User Request Theme

added

New Product Opportunity

Cite this report

Marlvel.ai. “Fermenticus Brew Log Intelligence Report.” Updated May 11, 2026. https://marlvel.ai/apps/fermenticus-brew-log

Agent Markdown (.md)See methodologyContact support

Data licensed under CC-BY-NC 4.0