Comparison

Calcohol vs qTrak Fleet Pro

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

Head to head
About

Calcohol

This app provides a comprehensive suite of tools for liquor makers, offering calculations for dilution, contraction, mixing, heating, boiling, and distillation. It also includes a notebook for recipes and iCloud sync, with support for various measurement systems.

Highlights
  • Alcohol strength calculations (dilution, contraction)
  • Mixture calculations by volume and mass
  • Heating and temperature management tools
  • Boiling point and distillation calculations
  • Mash and spirit making calculators
  • Notebook with iCloud sync
Features
Read full description

Here is a functions list: • Notebook - save notes, recipes and so on with iCloud sync (for iOS 13 and later) • Dilution – calculating require water volume, to decrease alcohol strength to desired • Contraction – calculating require volume of higher ABV solution, to increase available alcohol strength to desired • Mixing Alcohol by Volume – calculating mixture of two alcohol solutions by given their volume • Mixing Alcohol by Mass – calculating mixture of two alcohol solutions by given their weight • Weight to Volume - calculate volume of liquid by its weight • Gravity Change – calculating alcohol per volume, based on gravity change in SG, Plato and Brix • Water Temperature Mix – calculating overall temperature after mixing two solutions • Chilling Water – calculating volume of cold water, to chill hot one • Electric Heating Power – calculating required electrical current, voltage and % of max heater power, to get desired power from particular electric heater • Heating Time – calculating heating time by given liquid volume • Heating Power - heating source power calculation, which is applied to increase liquid temperature • Boiling – calculating boiling point by given pressure. With iPhone 6 and later version (except SE), atmospheric pressure can be read from build-in barometer • Hydrometer Reading Correction – correction reading hydrometer value depending on temperature • Mash Maker – calculate mash parameters, such as water, yeast requirements, alcohol amount prediction. All calculation based on specified ingredients list, its amount and desired total volume of mash • Strike Water – calculate required temperature for strike water, to get target mash temperature • Spirit Maker – this feature will help you to mix strong alcohol, water and sugar, to make liquor with specific proportion of that ingredients • Distillation Cut – calculate each fraction volume • Drip Speed – calculate time to collect specific volume • Theoretical Plates – calculate plates equivalent of your column extender Can be configured to calculate volumes in metric, UK or US imperial systems

About

qTrak Fleet Pro

Features
Read full description

qTrak Fleet Pro – профессиональное приложение для управления корпоративным автопарком. Приложение предоставляет флит менеджерам полный контроль над использованием автомобилей и поведением водителей. ОСНОВНЫЕ ФУНКЦИИ: • Отслеживание в реальном времени - узнайте точное местоположение каждого автомобиля в вашем автопарке • Статистика использования - отчеты по использованию автопарка за период • Контроль водителей - информация о том, какой водитель закреплен к какому автомобилю • История поездок - просмотр всех совершенных поездок за необходимый период • Аналитика безопасности - мониторинг стиля вождения для повышения безопасности эксплуатации • Система лояльности - выстраивание системы поощрений для ответственных водителей • Тревоги и уведомления - мгновенные уведомления о критических событиях ПРЕИМУЩЕСТВА: • Повышение безопасности эксплуатации автопарка • Оптимизация расходов на топливо и обслуживание • Улучшение дисциплины водителей • Снижение времени простоя автомобилей • Прозрачность операций для управления • Система мотивации для водительского состава • Интуитивный интерфейс на русском языке • Облачное хранилище с высокой степенью защиты Скачайте qTrak Fleet Pro сейчас и возьмите управление автопарком под контроль!

Screenshots

Calcohol4 screens
qTrak Fleet Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: qTrak Fleet Pro at none against Calcohol's 1. Calcohol's advantage is update cadence (every 2 months vs every 5 months) and iOS requirement (12.0 vs 15.1). On price, ads 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

Both are free to download. Calcohol sells 1 one-off in-app purchase. qTrak Fleet Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Calcohol ships an update every 2 months, qTrak Fleet Pro every 5 months. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 7 level
Calcohol versus qTrak Fleet Pro: the parameters behind the verdict, then further details
ParameterCalcoholqTrak Fleet Pro
PriceFreeFree
Rating4.7 (207 ratings) — better—
Positive reviews63.1% of reviews—
Number of ratings207 — better—
Update frequencyEvery 2 months — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size20 MB57 MB
Age rating17+4+
DeveloperDenis OrlovKVAZAR OOO

In-app purchases

1 purchases

Calcohol

One-time1
  • Full Version$0.99
None

qTrak Fleet Pro

No in-app purchases

Questions

Is Calcohol free?
Calcohol is free to download, with in-app purchases available.
Is qTrak Fleet Pro free?
qTrak Fleet Pro is free to download, with no in-app purchases.
Do Calcohol or qTrak Fleet Pro have ads?
Neither Calcohol nor qTrak Fleet Pro shows ads.
Which is updated more often, Calcohol or qTrak Fleet Pro?
Calcohol ships an update every 2 months, and qTrak Fleet Pro every 5 months. Most recently, Calcohol was updated on November 11, 2026 and qTrak Fleet Pro on November 8, 2026.

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