Brewmaster vs My CoffeeCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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 descriptionHide 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.
My CoffeeCalc
This app helps you brew better coffee by calculating precise coffee and water ratios. It offers customizable preferences, educational articles on brewing techniques, and curated recipes for popular methods. A streamlined watch app is also available for quick calculations.
- Coffee brewing ratio calculator
- Customizable brew ratio preferences
- Learn section with brewing articles
- Curated recipes for pourover, French press, AeroPress
- Apple Watch app for quick calculations
Read full descriptionHide full description
Brew better coffee with My CoffeeCalc Brewing coffee is a science. The key to a delicious cup every day is a little math. This calculator does the math for you so you can effortlessly make amazing coffee. Let My CoffeeCalc handle the numbers. You enjoy the brew. CALCULATOR The heart of My CoffeeCalc is a coffee brewing ratio calculator that gives you the right amounts of ground coffee and brew water needed to craft a perfectly balanced cup. Did you ever brew an incredible cup of coffee one day, then find yourself increasingly frustrated by your inability to reproduce those results? If consistency is your problem, brew ratios are the solution. Understanding your ratios transforms coffee from guesswork into reliable results. You'll brew consistently great coffee while gaining the control to adjust and perfect your ideal cup. PREFERENCES Customize your experience by setting your preferred brew ratio as the default to make your daily brewing routine even more seamless. LEARN My CoffeeCalc also includes a Learn section with a variety of articles designed to help you understand coffee brewing in greater detail. Explore topics like brew temperature, grind size, and essential brewing tools. RECIPES Browse our curated selection of popular, reliable coffee brewing recipes from coffee experts for three of the most popular coffee brewing methods: pourover, french press, and AeroPress. APPLE WATCH My CoffeeCalc also includes a streamlined watchOS app that provides a concentrated calculator function right on your wrist for quick brewing decisions.
Screenshots
Verdict
The clearest difference is rating: My CoffeeCalc at 5.0 against Brewmaster's 1.7. My CoffeeCalc also leads on update cadence (every 5 days vs monthly) and device support (3 vs 1). Brewmaster's advantage is ratings volume (18 vs 1). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
My CoffeeCalc holds the better App Store score, 5.0 against 1.7. That said, the two scores are not equally well evidenced: Brewmaster has 18 ratings behind it against 1, so its average is the more settled of the two.
Brewmaster ships an update monthly, My CoffeeCalc every 5 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | Brewmaster | My CoffeeCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 1.7 (18 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 17.5% of reviews | — |
| Number of ratings | 18 — better | 1 |
| Update frequency | Monthly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | acaia | Alexander Swetz |
Customer experience
Brewmaster
My CoffeeCalc
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 moreShow fewer
- 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 moreShow fewer
- 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
My CoffeeCalc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Brewmaster
No in-app purchases
My CoffeeCalc
No in-app purchases
Questions
Is Brewmaster free?
Is My CoffeeCalc free?
Which has better reviews, Brewmaster or My CoffeeCalc?
Do Brewmaster or My CoffeeCalc have ads?
Which is updated more often, Brewmaster or My CoffeeCalc?
Other comparisons
