Comparison

Time Duration Calc vs FlightDev Student Portal

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

Head to head
About

Time Duration Calc

Features
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Calculate your age & working hours using the Time Tracker Free app in a precise manner. This application will help you deal with time calculations. This calculator will help you calculate time. With the help of a time calculator app, you can calculate tasks related to hours, minutes, and seconds. Who is this App For?: This calculator is developed keeping in mind the following entities: • Employees who need to calculate working hours. • Freelancers who are managing one or more clients. • Event planners who are juggling the starting and ending times. • Anybody who wants an effective Time Tracker Free. Features of Time Calculator Pro: • Calculates the Time in-between Dates: If you want to calculate the time in-between dates, begin by selecting the start date with its time and the ending date with its time. The time tracker will do its work of calculating the time difference for you. Consider the example below. Example: Starting date: 04-07-25, timing: 18:00 Ending date: 04-08-25, timing: 19:00 Time Difference: Duration: - 25 hour - 0.002854 year - 0.034722 month - 0.14881 week - 1.041667 day - 1,500 minute - 90,000 second • Calculate the Time using the hours, minutes, seconds, and milliseconds: This feature allows you to calculate time differences down to milliseconds. It is an ideal choice for timing events or scheduling. Below are two different examples of time calculating. Example: • 4 hours + 8 min = - 0.005741 month - 0.024603 week - 0.172222 day - 4.133333 hour - 248 min - 14,880 sec • 6 week * 9 day = - 1.035616 year - 12.6 mon - 54 week - 378 day - 9,072 hour - 544,320 min - 32,659,200 sec - Total: 1 year 1 week 6 day • Add or subtract years, months, weeks, days, hours, and minutes: Calculating past duration becomes a tough challenge. Insert starting time, date, and choose to add or subtract with the mixture of year, month, week, day, hour, or minutes. Keep an eye on the example below. Example: 5 year + 6 mon + 2 week + 4 day + 9 hour + 3 min = End Time: 20:03 Fri, Jan 17, 2031 6 year - 8 mon - 3 week - 9 day - 1 hour - 5 min = End Time: 09:55 Tue, Oct 9, 2018 • Calculate Age: Want to know your age as well as your date of birth, all in one app? Don’t worry, the Age Calculator is here to help you out. Our age app is the most accurate calculator for calculating your age and date of birth. Let’s look at a practical calculator example of it below. Example: Date of Birth: July 5, 1991 Calculation: 34 year (Today), 408 mon, 12,419 day, 298,056 hour, 17,883,360 min Why Choose Time Calculator Pro? Time Hours Calculator provides you with the following benefits: • It is one of the most explicit time calculators. • It comes equipped with the following time units: hours, minutes, seconds, milliseconds, years, months, weeks & days. • Other supported arithmetic operations include: addition, subtraction, multiplication, division & percentage. Unlike the standard time calculator, this application comes equipped with the calculation of hours, minutes, and seconds with extreme accuracy. Need to know how long a task took, or need to calculate time in-between, or add & subtract time; the time hours calculator app has got you covered. Use Cases: • Find out somebody’s exact age for their birthday plans using the birthday calculator. • Get to know how old you are in years, months, days, hours, or minutes. No matter if you’re a student or a working professional, the age calculator is the perfect tool for accurate calculations.

About

FlightDev Student Portal

Features
Read full description

This student app has been completely rebuilt to meet the updated operational and training needs of the flying school. By redesigning the system from the ground up, it now offers a smoother, more reliable experience that aligns with the school’s new standards, workflows, and technology requirements. Students can easily view their training schedules, track their credit hours, and stay informed through timely school announcements. The app also provides quick access to the school directory, making it easier to connect with instructors and departments when needed. The new version delivers a cleaner interface, improved performance, and a more intuitive flow—helping students stay organized and engaged throughout their flight training journey.

Screenshots

Time Duration Calc4 screens
FlightDev Student Portal4 screens

Verdict

The call

Time Duration Calc and FlightDev Student Portal are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences
Time Duration Calc versus FlightDev Student Portal: the parameters behind the verdict, then further details
ParameterTime Duration CalcFlightDev Student Portal
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15 — better15.1
Further details — not scored
Size42 MB31 MB
Age rating4+4+
DeveloperWebbyGenius Infotech Private LimitedINVICTUS11 IT SOLUTIONS

In-app purchases

None

Time Duration Calc

No in-app purchases

None

FlightDev Student Portal

No in-app purchases

Questions

Is Time Duration Calc free?
Time Duration Calc is free to download, with no in-app purchases.
Is FlightDev Student Portal free?
FlightDev Student Portal is free to download, with no in-app purchases.
Do Time Duration Calc or FlightDev Student Portal have ads?
Neither Time Duration Calc nor FlightDev Student Portal shows ads.
Which is updated more often, Time Duration Calc or FlightDev Student Portal?
Time Duration Calc ships an update every 3 weeks, and FlightDev Student Portal every 3 weeks. Most recently, Time Duration Calc was updated on October 24, 2026 and FlightDev Student Portal on October 30, 2026.

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