Comparison

FermentApp vs FermentFlow

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

Head to head
About

FermentApp

Learn the art of fermentation and pickling with step-by-step lessons and guided recipes. Explore a variety of techniques, from basic lactofermentation to making kimchi, with audio options for on-the-go learning. This app offers a comprehensive guide for beginners to create delicious homemade ferments.

Highlights
  • 10 illustrated theory lessons
  • Audio versions of lessons
  • 16 guided step-by-step recipes
  • Recipe alerts and notifications
  • Vegan options for recipes
  • Content in English and Spanish
Features
Read full description

Hands-on crash course for homemade Ferments & Pickles. FermentApp is the ultimate app to learn fermentation and pickling techniques from scratch and at your own pace: - 10 lessons with all the theory on veggie lactofermentation fundamentals, beautifully illustrated. You can also listen to the lessons while doing other stuff as they're also available in audio format. More than two hours of fun and rigorous content. - 16 guided recipes, step by step, with alerts and notifications that will guide you through the whole process. Recipes are in order of difficulty, so we'll start with easy recipes and we'll end up making our own kimchi, our graduation recipe. All the recipes are vegan or have a vegan option. And with more recipes coming soon! All the content is available in English and Spanish. Lesson index: 1. Course introduction 2. Why fermenting? 3. Fermentation technique 4. Pickling technique 5. Hygiene and cleanliness 6. Best practices 7. Problem solving 8. Recommended tools 9. Fermentation decalog 10. Bibliography and references Recipe index (more recipes will be published in the next months): 1. Quick pickles 2. Sauerkraut 3. Avocado pickles 4. Sourdough 5. Preserved lemons 6. Red sauerkraut 7. Vietnamese pickles 8. Sima 9. Ginger bug 10. Giardiniera (Chicago Style) 11. Fermented salsa 12. Tepache 13. Fermented mustard 14. Kvass 15. Ginger ale 16. Kimchi FUTURE PLANS This course, like our ferments, is alive! Here is the open roadmap for the app. If you have any suggestion, we want to hear from you: - Continuous lesson updates and additional content. - New seasonal and extra recipes included in the course. - Newsletter service for FermentApp users. - Optional expansion packs with new courses covering specific topics: koji, vinegars, milk, vegan cheeses, regional ferments and pickles, drinks... - Collaborations with chefs and experts to cover new content tracks. - User profile and community tools. - Recipe customisation to create your own variants. - Personal cookbooks: create and publish your own recipes.

About

FermentFlow

Features
Read full description

Transform your fermentation projects from recipes to reality with FermentFlow, your fermentation companion. Track multiple ferments with step-by-step notifications, taking notes and photos as you go. FermentFlow helps you stay organized and create successful fermented foods. Fermentation recipes include: - Sourdough Bread/Focaccia - Jun Tea - Sauerkraut - Yogurt - Ginger Bug - Giardiniera - Milk kefir - Labneh - Brine and dry salting fermentations Key Features: - Convert existing fermentation recipes into guided projects. - Manage your projects via step-by-step notifications. - Take photos to document your progress. - Add notes and observations. - Review completed projects. Download now and start tracking your fermentation adventures!

Screenshots

FermentApp4 screens
FermentFlow4 screens

Verdict

The call

The clearest difference is price: FermentFlow at Free against FermentApp's $4.99. FermentFlow also leads on update cadence (every 3 days vs every 8 days). FermentApp's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support 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

FermentFlow is free to download; FermentApp costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

FermentApp ships an update every 8 days, FermentFlow every 3 days. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 7 level
FermentApp versus FermentFlow: the parameters behind the verdict, then further details
ParameterFermentAppFermentFlow
Price$4.99Free — better
Rating5.0 (1 ratings) — better
Positive reviews100.0% of reviews
Number of ratings1 — better
Update frequencyEvery 8 daysEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size31 MB203 MB
Age rating12+12+
DeveloperLostium ProjectKyle Taborski

In-app purchases

None

FermentApp

No in-app purchases

None

FermentFlow

No in-app purchases

Questions

Is FermentApp free?
FermentApp costs $4.99, with no in-app purchases.
Is FermentFlow free?
FermentFlow is free to download, with no in-app purchases.
Do FermentApp or FermentFlow have ads?
Neither FermentApp nor FermentFlow shows ads.
Which is updated more often, FermentApp or FermentFlow?
FermentApp ships an update every 8 days, and FermentFlow every 3 days. Most recently, FermentApp was updated on September 21, 2026 and FermentFlow on September 15, 2026.

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