Comparison

Fermentor vs Fermentation Journal

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Fermentor

This app helps you meticulously plan and track your fermentation projects. It provides a clear overview of upcoming tasks, allows you to add detailed notes and photos, and offers pre-made templates for various ferments. You can also save your own custom templates for future use.

Highlights
  • Track fermentation projects
  • Project overview and reminders
  • Add pictures and notes
  • Use pre-made templates
  • Create custom templates
  • Supports English and Dutch
Read full description

Fermentor — your personal fermentation companion Make better ferments, every time — with smart tools, reliable timers and clear supporting guides. Fermentor helps you turn fresh ingredients into delicious ferments — whether it’s your first jar of sauerkraut or a long-term miso project. Designed for beginners and experienced fermenters alike, Fermentor combines practical tools, clear step-by-step guidance and a flexible recipe system so you spend less time guessing and more time creating. --- FREE FEATURES These features are available to all users: • Basic recipe library — Includes foundational ferments such as sauerkraut, pickles, kombucha and sourdough bread. • Custom recipes — Create and save your own fermentation recipes. • Timers & project tracking — Start fermentation projects, set reminders and track progress. • Works offline — Your data stays on your device. • English & Dutch — Switch between languages anytime. --- PRO FEATURES (subscription required) Upgrade to Fermentor Pro to unlock advanced tools and deeper content: • Logbook for detailed project notes and observations • Growing recipe library — Access expanded and regularly updated recipes, including advanced and experimental ferments. • AI-Powered Recipe Generator — Describe your ingredients and flavor preferences and get custom-generated recipes and variations. • Archive projects — Store completed projects and restart them later. • Voice dictation for recipes — Capture recipe ideas and fermentation notes using your voice. • Salt calculator • Fermentation planner (including long-term aging and bread pre-ferment planner) --- Privacy & AI Your data stays on your device. Fermentor only uses AI features when you choose to activate them. --- Who it’s for • New fermenters seeking clear guidance. • Home cooks running multiple jars and long projects. • Workshop participants and food professionals who want a structured way to track and refine results. --- About the maker Created by Berend Weij, an experienced fermentation practitioner who teaches workshops and develops recipes in Ede and Utrecht (the Netherlands). Start your fermenting journey today — from your first bubbly jar of sauerkraut to a slow-aged miso. Fermentor brings hands-on tradition together with smart digital tools. --- Fermentor Pro Subscription Fermentor Pro is an optional monthly subscription that unlocks premium features, including: • AI-powered recipe generator • Logbook • Salt calculator • Expanded recipe library • Archive & restore projects • Voice dictation tools Price: €0.99 per month Auto-renewing: Yes, until cancelled Manage: Apple ID → Subscriptions Terms of Use (Apple EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://www.studiozoetekauw.nl/fermentor-privacy/

About

Fermentation Journal

Features
Read full description

Fermento keeps pickles, sourdough, cheeses, kombucha, charcuterie and more on schedule with smart timelines, reminders, calculators and exportable logs—for beginners and pros. Projects & timelines - Unlimited batches with custom milestones and photo notes - pH, salt %, weight and observations—timestamped in one place - Smart reminders for feeds, flips, checks and cures Culture management - Starters, SCOBY hotels and kefir grains—health, feeds and lineage together HACCP (for pros) - Decision-tree builder for hazards and CCPs - Monitoring/verification logs with corrective actions - Export tidy PDFs for audits and compliance Calculators & scaling - Hydration, salt %, inoculation ratios and timing helpers - Instant scaling and saved methods Insights - Compare batches, spot trends and review pH/tempo curves - Equipment notes and calibration history (keep sensors honest) Why Fermento? Made by fermentation obsessives. Private, focused and practical—whether it's your first kimchi or a full curing chamber. Terms of Use: https://drobinin.com/apps/terms/fermento/

Screenshots

Fermentor4 screens
Fermentation Journal4 screens

Verdict

The call

The clearest difference is iOS requirement: Fermentor at 15.1 against Fermentation Journal's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Fermentor sells 1 in-app purchase, starting at $0.99 per month and Fermentation Journal sells 5 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Fermentor ships an update every 5 weeks, Fermentation Journal monthly. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

Scorecard1 real difference · 7 level
Fermentor versus Fermentation Journal: the parameters behind the verdict, then further details
ParameterFermentorFermentation Journal
PriceFreeFree
Positive reviews88.9% of reviews—
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size49 MB109 MB
Age rating17+12+
DeveloperStudio ZoetekauwDrobinin Limited

In-app purchases

1 purchases

Fermentor

Subscriptions1
  • Fermentor Pro$0.991 Month
5 purchases

Fermentation Journal

Subscriptions4
  • Starter Culture Pro Weekly$3.997 Days
  • Culture & Probiotic Pro$7.991 Month
  • Culture & Probiotic Pro3 Days trial$59.991 Year
Show 1 more
  • HACCP Safety Compliance Pro$179.991 Year
One-time1
  • Lifetime (Personal)$199.99

Questions

Is Fermentor free?
Fermentor is free to download, with in-app purchases available.
Is Fermentation Journal free?
Fermentation Journal is free to download, with in-app purchases available.
Do Fermentor or Fermentation Journal have ads?
Neither Fermentor nor Fermentation Journal shows ads.
Which is updated more often, Fermentor or Fermentation Journal?
Fermentor ships an update every 5 weeks, and Fermentation Journal monthly. Most recently, Fermentor was updated on October 3, 2026 and Fermentation Journal on October 17, 2026.

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