Comparison

Time Calculator HH vs Flight Shift

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

Head to head
About

Time Calculator HH

Easily add and subtract hours and minutes with this intuitive tool. Features quick calculation buttons, operation history, and support for negative numbers. Save time on manual calculations and manage your time more efficiently.

Highlights
  • Intuitive interface
  • Quick calculation buttons
  • Operation history
  • Negative number support
  • Automatic save
  • Light and dark modes
Features
Read full description

Calculate hours and minutes with the simplicity of a standard calculator. Add and subtract durations, or multiply and divide them by a value. Use the :00, :15, :30 and :45 quick keys to enter minutes faster. Follow every operation in the always-visible history and view the total in both HH:mm format and decimal hours. KEY FEATURES • Addition, subtraction, multiplication and division • Quick keys for entering minutes • Complete calculation history • Totals in HH:mm format and decimal hours • Automatic, light or dark appearance • Optimized interface for iPhone and iPad • No ads • No tracking Fast, clear and immediate. Now time really counts.

About

Flight Shift

This app automates the calculation of flight crew duty and rest times, adhering to Russian Ministry of Transport regulations. It accounts for various factors like flight class, unexpected events, and post-flight duties to ensure compliance and optimize crew schedules.

Highlights
  • Automated duty and rest time calculation
  • Accounts for various flight conditions
  • Visual time scale
  • Offline functionality
  • Splits flight shifts
  • Calculates minimum rest periods
  • Determines engine start deadlines
Features
Read full description

Приложение для контроля рабочего времени и времени отдыха членов экипажей воздушных судов Российской Федерации. Полностью соответствует и коррелирует с приказом номер 139 Министерства транспорта РФ. Приложение автоматизирует расчет времени и учитывает все необходимые условия: - Время явки экипажа (ночь/день) - Количество посадок - Дополнительный экипаж - Продления рабочего времени - Непредвиденные обстоятельства - Классы воздушных судов - Перегонка ВС с неисправностями - Учебные полеты Приложение обладает удобной и наглядной шкалой времени, работает в фоновом режиме. Не требует подключения к сети интернет. Имеет возможность разделения полётной смены на части. Учитывает послеполётные работы. Рассчитывает минимальную продолжительность времени отдыха. Рассчитывает дедлайн (крайнее возможное время запуска двигателей) Визуализирует расчёты. Идеально подходит для производительности пилотов, штурманов, борт-инженеров и борт-проводников (борт-операторов) Гражданской авиации. Предупреждение: используйте приложение исключительно в тренировочных и ознакомительных целях. Разработчик не несет ответственности за использование данного приложения пользователями.

Screenshots

Time Calculator HH4 screens
Flight Shift4 screens

Verdict

The call

The clearest difference is update cadence: Flight Shift at every 3 weeks against Time Calculator HH's every 2 months. Flight Shift also leads on iOS requirement (14.0 vs 16.0). On price, review sentiment, ads and in-app purchases 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.

UpkeepUpdate frequency

Time Calculator HH ships an update every 2 months, Flight Shift every 3 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
Time Calculator HH versus Flight Shift: the parameters behind the verdict, then further details
ParameterTime Calculator HHFlight Shift
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings2 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.014.0 — better
Further details — not scored
Size9 MB6 MB
Age rating4+4+
DeveloperErminio RicciardiVictor Ermilov

Customer experience

Time Calculator HH

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Flight Shift

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Time Calculator HH

No in-app purchases

None

Flight Shift

No in-app purchases

Questions

Is Time Calculator HH free?
Time Calculator HH is free to download, with no in-app purchases.
Is Flight Shift free?
Flight Shift is free to download, with no in-app purchases.
Do Time Calculator HH or Flight Shift have ads?
Neither Time Calculator HH nor Flight Shift shows ads.
Which is updated more often, Time Calculator HH or Flight Shift?
Time Calculator HH ships an update every 2 months, and Flight Shift every 3 weeks. Most recently, Time Calculator HH was updated on October 24, 2026 and Flight Shift on October 7, 2026.

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