Comparison

Brewmaster vs Coffee Book

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

Head to head
About

Brewmaster

This app logs your coffee brewing process, visualizing data in real-time with a connected scale. It helps you understand extraction, ratios, and share your brewing moments.

Highlights
  • Log brewing process, methods, notes, and flavors
  • Real-time visualized brewing charts
  • Monitor extraction amount and duration
  • Coffee ratio converter
  • Share brewing print cards
Read full description

Introducing “Brewmaster” Log your coffee brewing moment with Brewmaster. Using the acaia scale with the Brewmaster to create beautiful and informative visualized coffee brewing data which helps you to know your brewing better. A coffee log that does a live recording of your coffee brewing process, using acaia’s precise weighing technology, when you brew your coffee on the acaia coffee scale, whether it’s pourover or espresso, you can easily monitor the amount and the duration of coffee extraction. Features: Log-a-brew: Log your brewing process, methods, notes, and coffee flavors, brew better coffee with the acaia coffee scale. Real-time Visualize Brewing Print : improve coffee brewing with the real-time flow charts that reflects your pouring speed, flow rate, learn the way of coffee extraction and brew a mind-blowing cup of coffee with great flavor. And… Coffee Ratio Converter: Easy calculation of water to bean, or bean to water ratio. Celebrate The Moment: Share your brewing print cards with friends, remember the great times and great tastes.

About

Coffee Book

This app helps you track, replicate, and perfect your coffee brewing. Log detailed brew variables, discover recipes, and monitor caffeine intake. It's designed for coffee enthusiasts to understand and improve their craft.

Highlights
  • Comprehensive brew log with over 20 variables
  • Espresso dial-in tracking and feedback
  • Customizable recipe library
  • Caffeine intake tracking with Apple Health sync
  • Step-by-step guides for popular brewing methods
  • Lock screen widgets for quick timer access
  • Siri Shortcuts integration
Features
Read full description

Ever brew a life-changing cup of coffee, only to forget the recipe and never taste its perfection again? Stop leaving great coffee to chance. Coffee Book is your personal brew journal, designed to help you track, replicate, and perfect every single cup you make. Whether you're a seasoned barista or just starting your coffee journey, Coffee Book empowers you to understand your coffee on a deeper level. Log the finest details of your brew—from bean origin and grind size to water temperature and brew time. Our intuitive interface makes it simple to record your process and rate the outcome, turning every cup into a learning experience. Coffee book doesn’t collect any data - your data is yours. UNLOCK YOUR PERFECT BREW: Comprehensive Brew Log: Track over 20 variables for each brew, including beans, grinder, water, and equipment. Finally understand what makes a good cup, great. Espresso Dial-In: Master the art of espresso. Log your shots, track changes in grind and time, and pull consistently delicious shots with detailed feedback. Recipe Library: Discover new recipes for your favorite methods or save your own creations. Your entire coffee history, organized and searchable. Caffeine Tracking: Sync seamlessly with Apple Health to monitor your daily caffeine intake automatically. BREW WITH ANY METHOD: From pour-over to immersion, we have you covered. Get step-by-step guides for all the most popular brewing methods: - AeroPress - Chemex - V60 - Espresso - French Press - Cold Brew - Origami - Hario Switch - W60 ...and many more. YOUR COFFEE, YOUR DATA: We believe your coffee data belongs to you. That's why Coffee Book is built with privacy at its core. All your brew data is securely stored in the cloud, so you'll never lose a recipe, but we will never sell or analyze your personal information. FEATURES FOR THE MODERN BARISTA: Dial-in: Quickly dial in the perfect espresso, and never waste a bean again. Lock Screen Widgets: Start your next brew timer with a single tap from your lock screen. Shortcuts Integration: Automate your coffee workflow with powerful Siri Shortcuts. Photo Journal: Keep a visual diary of your best beans and most beautiful pours. Universal App: A single purchase gets you access on iPhone, iPad, and Apple Vision. Stop guessing and start brewing with intention. Download Coffee Book today and turn your kitchen into your favorite café. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Brewmaster4 screens
Coffee Book4 screens

Verdict

The call

The clearest difference is review sentiment: Coffee Book at 90% against Brewmaster's 16%. Coffee Book also leads on rating (4.7 vs 1.7) and ratings volume (83 vs 18). Brewmaster's advantage is in-app purchases (none vs 9) and iOS requirement (16.6 vs 26.0). On price, update cadence and ads 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. Coffee Book sells 9 in-app purchases, starting at $1.99 per month. Brewmaster asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Coffee Book holds the better App Store score, 4.7 against 1.7. Both are backed by a comparable volume of ratings — 18 and 83 respectively. Written reviews point the same way: 16% of Brewmaster's written reviews are positive against 90% of Coffee Book's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

Scorecard7 real differences · 3 level
Brewmaster versus Coffee Book: the parameters behind the verdict, then further details
ParameterBrewmasterCoffee Book
PriceFreeFree
Rating1.7 (18 ratings)4.7 (83 ratings) — better
Positive reviews16.4% of reviews90.5% of reviews — better
Number of ratings1883 — better
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, Vision Pro — better
Requires iOS16.6 — better26.0
Further details — not scored
Size26 MB298 MB
Age rating4+4+
DeveloperacaiaAlexander Logan

Customer experience

Brewmaster

All ratings18 ratings
Positive11.1%
Neutral5.6%
Negative83.3%
Written reviews61 reviews
Positive16.4%
Neutral6.6%
Negative77.0%

Coffee Book

All ratings83 ratings
Positive95.2%
Neutral1.2%
Negative3.6%
Written reviews63 reviews
Positive90.5%
Neutral4.8%
Negative4.8%

Bugs and requests

Brewmaster

Reported bugs

24 issues
  • App crashes frequently
  • Bluetooth connection unreliable
  • Saved images not showing
  • Data not saved or deleted randomly
  • Timer skips seconds or is inaccurate
Show 19 more
  • App crashes when accessing specific features (e.g., kettle settings)
  • Cannot edit water or update profile picture
  • CSV output incomplete
  • App crashes on startup
  • Cannot pair with scale
  • Lost data after crash
  • Saving photos not working
  • Connectivity broken after updates
  • Auto-start has significant lag
  • Background process drains phone battery
  • Flow rate measurement changed/inaccurate
  • Cannot measure to a tenth of a gram
  • Timer only begins when espresso lands in cup, not when start is pressed
  • App adds extra seconds to total brew time
  • Average flow rate not calculated or displayed
  • Information from other apps not retrieved
  • Cannot save brew curves after update
  • Automatic transfer of notes from one shot to the next
  • Timer on scale doesn't run if app is running

Requested features

18 requests
  • Hire a better software team
  • Improve app stability and maintenance
  • Update UI to be more modern
  • Allow manual data input
  • Add dark mode
Show 13 more
  • Improve graph readability
  • Add flow rate calculator
  • Sync scale timer and app timer
  • Allow 0.1g accuracy in timer mode
  • Auto-stop feature
  • Search functionality for previous brews
  • Comparison of brew charts side-by-side
  • Recommendations for brew ratios by coffee type
  • Fix display on iPhone 6+
  • Allow editing of profile name
  • Change 'Tribe' to 'Brew Method'
  • API documentation for third-party apps
  • One unified app instead of multiple

Coffee Book

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Brewmaster

No in-app purchases

9 purchases

Coffee Book

Subscriptions3
  • Coffee Book Plus$1.991 Month
  • Coffee Book Plus ( Annual )7 Days trial$4.991 Year
  • Coffee Book Plus ( Annual )7 Days trial$9.991 Year
One-time6
  • Bean Tip$0.99
  • Coffee Tip$2.99
  • Bag of Beans Tip$9.99
Show 3 more
  • Coffee Book Plus ( Lifetime )$14.99
  • Coffee Book Plus (Annual)$25.99
  • Coffee Book$29.99

Questions

Is Brewmaster free?
Brewmaster is free to download, with no in-app purchases.
Is Coffee Book free?
Coffee Book is free to download, with in-app purchases available.
Which has better reviews, Brewmaster or Coffee Book?
Coffee Book is rated higher. Brewmaster averages 1.7 out of 5 from 18 ratings, while Coffee Book averages 4.7 from 83 ratings.
Do Brewmaster or Coffee Book have ads?
Neither Brewmaster nor Coffee Book shows ads.
Which is updated more often, Brewmaster or Coffee Book?
Brewmaster ships an update monthly, and Coffee Book monthly. Most recently, Brewmaster was updated on October 21, 2026 and Coffee Book on October 22, 2026.

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