Proof Meister is a distillation utility for iOS that automates ABV and proof measurements via Bluetooth-connected density meters.
The App DNA
What makes this app unique?
The app removes the cognitive and time cost of manual temperature correction and lookup tables during the distillation process.
For Home distillers and hobbyists using Anton Paar EasyDens hardware who require precise alcohol measurement and batch documentation.
What does it look like?
Key features
Direct connectivity with EasyDens hardware for automated ABV and proof readings.
Calculates corrected values for ABV and proof without manual lookup tables.
Logs foreshots, heads, hearts, and tails with timestamps and notes.
How much does it cost?
Subscription gates cloud-based data synchronization and advanced reporting, which users report as a major pain point given the hardware cost.
Velocity
Steady developmentnew contentUX improvementsShow more...
Proof Meister: Measure ABV maintains a steady development pace, with two releases occurring over the last six weeks. The latest version demonstrates a focus on core functionality by adding a high-precision measurement mode alongside device setting enhancements. This follows a period of minor maintenance updates, indicating a stable and active development cycle. The team appears to be balancing feature expansion with ongoing performance refinements.
Who built it?
Anton Paar ConsumerTec
10 apps tracked · Utilities
Pet Care Meister - Cat Dog Log
Coffee Meister
Proof Meister: Measure ABV
Wine Meister: Measure & Manage
Brew Meister: Messung Analyse
Wine Meister: Measure & Manage
Brew Meister: Measure & Manage
Lab Meister: Measure & Manage
Reef Meister: Measure & ManageUser Sentiment
What do users think recently?
Fresh user feedback skews frustrated. Users appreciate high-precision measurement results provide quick and accurate data for professional users in the field.
How are ratings & reviews evolving?
What users say, by theme
- High-precision measurement results provide quick and accurate data for professional users in the field
- Bluetooth connectivity failures prevent the app from communicating with hardware devices during measurement sessions
7 of 7 recent reviews analyzed · limited sample · Frustrated overall
Read the full review analysisUnlock 2 more frustration themes and 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Proof Meister: Measure ABV
How's the Utilities market?
Proof Meister operates in the Utilities category with a 4.59-star rating across 73 total ratings. The reliance on specialized hardware creates a high barrier to entry, but the current subscription model creates friction that limits the app's utility for the very users who own the required instruments.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Proof Meister: Measure ABV
Where is it heading?
The outlook for Proof Meister is mixed, as the core measurement accuracy is overshadowed by technical instability and monetization friction. Unless the developer prioritizes Bluetooth stability and adjusts the subscription gate for hardware owners, the app will continue to lose ground to manual or more reliable digital alternatives.
- Bluetooth connectivity failures during measurement sessions prevent the app from serving its primary purpose, leading to high-churn frustration.
- Aggressive subscription paywalls for basic functionality alienate the professional-hobbyist segment, which compounds the negative sentiment from technical bugs.
The SWOT
- EasyDens Bluetooth integration creates a hardware-software lock-in
- Automatic temperature compensation reduces calculation errors for distillers
- Meister Cloud sync ensures consistent batch data across Apple hardware
- Restoring Brix units would address top user requests
- Surface temperature data on the main screen to improve run-time usability
Next best moves
Rebuild Bluetooth handshake logic because connectivity failures are the #1 complaint → restore core utility
+ 1 more prioritized moveThe counter-intuitive read
The subscription model is not just a revenue lever but a churn accelerator…
Read the full takeBottom line
Proof Meister provides high-precision measurement, but technical instability and aggressive monetization are eroding the core user base. Addressing the Bluetooth connectivity failures would unlock the app's potential as a reliable distillation companion, preventing churn to manual alternatives.
Unlock 3 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Do I need to buy extra hardware to use Proof Meister?
Is Proof Meister free to use?
What should I do if the app won't connect to my density meter?
Can I use Proof Meister without a subscription?
Sources
- [1] App Store, source
Report last updated