Comparison

Fermentis vs RAPT Brew

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

Head to head
About

Fermentis

Explore the world of fermentation with this app. Discover a wide range of fermentation solutions and products. Stay updated on the latest news and launches, and utilize fermentation tools to select the ideal yeast for your projects.

Highlights
  • Discover fermentation solutions
  • Find products easily
  • Latest news and launches
  • Fermentation tools
  • Choose the right yeast
Features
Read full description

The tasty world of Fermentation is now a click away. Discover our whole range of fermentation solutions. Find our products easily wherever you are. Be aware of our latest news and launches. Enter our fermentation tools to choose the right yeast for your creations. And many more features… Download the Fermentis app. and enter the world of yeasts and fermentation solutions.

About

RAPT Brew

Control and automate your entire brewing process remotely from your phone. Monitor, adjust, and automate everything from grain to glass, with features for both homebrewers and professionals. Scale your brewing operations with smart controllers and intelligent logic.

Highlights
  • Remote brewery control
  • Monitor and automate brewing process
  • Customizable brewing profiles
  • Real-time telemetry and control logic
  • Automated temperature ramping
  • Notifications and detailed logs
  • Warehouse & stock management
Features
Read full description

RAPT - Automate. Monitor. Brew! A truly native experience! Control your entire home and commercial brewery with a few clicks remotely from your phone! For Homebrewers. For Professionals. For You! Mashing in the shed? Fermenting in the basement? Serving in the living room? With the RAPT app you have one central place to monitor, control and automate your entire brewing process from grain to glass! Let our smart controllers and wizards help you to make your brew day easier than ever before! Sometime feeling like ready to go Pro? No worries, RAPT got you covered! You can bypass the suggested defaults and customise your brewing process every step of the way! Including license compliant warehouse & stock management, and even exports to assist with excise tax! Using real-time telemetry and intelligent control logic, RAPT lets you design complex mash and fermentation profiles that adapt dynamically - ramping temperatures, triggering automated diacetyl rests, cold crashing, dry hop schedules - all based on real data, not hunches. Success guaranteed! Leave your setup to RAPT while you focus on the creative & fun side. Get instant notifications when a step finishes, tap into detailed logs and history, or tweak profiles on the fly from your phone. RAPT is compatible with all RAPT products and even gives you the tools to integrate third party products and hardware Homebrew, nano, or full commercial scale - RAPT is built to scale with you. Brewing good and consistent has never been easier!

Screenshots

Fermentis4 screens
RAPT Brew4 screens

Verdict

The call

The clearest difference is update cadence: RAPT Brew at fortnightly against Fermentis's every 6 weeks. Fermentis's advantage is iOS requirement (13.0 vs 16.6). On price, rating, review sentiment and ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 2.1 for Fermentis against 2.2 for RAPT Brew. Both are backed by a comparable volume of ratings — 14 and 14 respectively. Written reviews split almost evenly too, at 16% and 17% positive.

UpkeepUpdate frequency

Fermentis ships an update every 6 weeks, RAPT Brew fortnightly. The most recent releases landed on October 22, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
Fermentis versus RAPT Brew: the parameters behind the verdict, then further details
ParameterFermentisRAPT Brew
PriceFreeFree
Rating2.1 (14 ratings)2.2 (14 ratings) — better
Positive reviews15.8% of reviews16.7% of reviews — better
Number of ratings1414
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.6
Further details — not scored
Size38 MB172 MB
Age rating12+17+
DeveloperSOCIETE INDUSTRIELLE LESAFFREKegland Distribution Pty Ltd

Customer experience

Fermentis

All ratings14 ratings
Positive28.6%
Neutral0.0%
Negative71.4%
Written reviews19 reviews
Positive15.8%
Neutral0.0%
Negative84.2%

RAPT Brew

All ratings11 ratings
Positive27.3%
Neutral0.0%
Negative72.7%
Written reviews30 reviews
Positive16.7%
Neutral6.7%
Negative76.7%

In-app purchases

None

Fermentis

No in-app purchases

None

RAPT Brew

No in-app purchases

Questions

Is Fermentis free?
Fermentis is free to download, with no in-app purchases.
Is RAPT Brew free?
RAPT Brew is free to download, with no in-app purchases.
Which has better reviews, Fermentis or RAPT Brew?
RAPT Brew is rated higher. Fermentis averages 2.1 out of 5 from 14 ratings, while RAPT Brew averages 2.2 from 14 ratings.
Do Fermentis or RAPT Brew have ads?
Neither Fermentis nor RAPT Brew shows ads.
Which is updated more often, Fermentis or RAPT Brew?
Fermentis ships an update every 6 weeks, and RAPT Brew fortnightly. Most recently, Fermentis was updated on October 22, 2026 and RAPT Brew on October 30, 2026.

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