20 Best Time Calendar Calculator iOS Apps

1) Calendar Time

Now you can do calendar time with your preschooler to first grader with this app. Two levels allow for customization and unlimited student accounts at each level can be established. Modules can be removed or added to provide your student with exactly the right challenge.Students will practice naming the days of the week, finding patterns, charting weather graphs, determining temperature on a thermometer, making change for the number of days of calendar time, understanding place value, and telling time.Verbal instructions allow the child do go through calendar time independently, freeing the parent/teacher to work with another child if needed. ($2.99)By Interactive Labs via

2) Calc Zero: Time, a free time calculator

Add and subtract hours, minutes, and seconds (and more) with Calc Zero: Time.Calc Zero: Time supports 26 different time units, including seconds, hours, minutes, days, and many more. Shortcut M.SS and H.MMSS keys let you enter time units quickly and easily. For example, enter 2.33 [M.SS] + 3.37 [M.SS] = 6 min 10 sec. Similarly, 2.3515 [H.MMSS] would be treated as 2 hr 35 min 15 sec.As with all Calc Zero apps, unit conversions are fast and easy. Enter the number, tap the unit to convert from, and tap the unit to convert to.As with all Calc Zero apps, math ... (Free)By Uplake Media LLC via

3) Super Time Calculator - Working/Playing with time

Are you facing difficulties when working with your time calculation? If so, Super Time Calculator is here to assist you. Super Time Calculator is to support you not just work with time, but also play with it.Key Features:Provide all kind of date/time calculationFully integrated with your iPhone CalendarFully integrated with your iPhone RemindersBest/fastest way to prepare your time, and then create a Reminder or Event for it.Intuitive User Interface designBeauty and clean User Interface designFull Retina display supportFull iOS6 supportFull iOS7 supportFull iPhone 5/iPhone 5S supportLet give it a try and tell us what you think.(This app is just free ... (Free)By AppFx Design via

4) Time Calculator Pro- calculate the time interval

==50% Off For The Last Day Get It Now==Time Calculator is an application that can calculate the length of a specific interval between two times.Entering the appropriate time data can be added to the corresponding number of days, hours and minutes. Without the need for other conversion.In the Time Calculator can also see very specific time, such as the beginning of the time, the end of the time, during this time, specifically how many years, how many days, how many hours, minutes, seconds, these are all at a glance.Time calculator is a practical tool for calculating the time.It don't have ... (0.990)By Gang Li via

5) Time to Time - a time and duration calculator

Time to Time is a simple calculator for working with times and durations.Use it to quickly and easily find the duration between two times, add hours and minutes to a time, subtract hours and minutes from a time or any combination of these.Time to Time tries to make calculations with times as easy as possible by having a familiar and quick to learn calculator interface.Many different time formats are supported to speed up and simplify entering times, you dont even need to enter am or pm for most times.A `now` button is also included to quickly add the current time ... ($0.99)By Shane Welldon via

6) Just in time - fast time calculator for iPhone, iPod, iPad

Fast and easy calculate estimated time before or after and save to Google calendar- Which time to go out to be in time? Time after flight? Easy- Fast and easy set time, minus time for ride and things - ready- Plus hours and minutes, find out time result in a moment- Save and make notifications in Google calendar ($1.99)By Konstantin Kuzmichev via

7) Advanced Time Calculator & Date Calculator

Advanced Time Calculator and Date Calculator combined into the one app. Everything you need to do almost all calculations in relation to Times and Dates.Features:ADVANCED DATE CALCULATIONS:Dates Difference (duration) in years, months, weeks, or days. Start Date and End Date can be any date that falls within the range of around the years 1800-2200.Add a duration to a start date, and get the end date. Duration length can be many years and months, as long as resulting date falls within the years 1800-2200 range.Subtract a duration from a start date, and get the end date. Duration length ... ($1.99)By LeisureMob Pty Ltd via

8) Calculator Time Attack - Calculator Typing Game

Extraordinary Calculator typing game "Calculator Time Attack" is.If you are using a calculator usually for work, please try by all means time attack and aim for the world ranking number one( You need to login to GameCenter to register ranking.)There are 4 modes in all EASY mode NORMAL mode (released with EASY mode star 1 acquisition) HRAD mode (released with NORMAL mode star 1 acquisition) HELL mode (released in HARD mode star 1 acquisition)Depending on the mode, time limit, number of digits, minus, decimal point etc.The difficulty level goes up gradually.Let's aim for star 3 in all modesMade in Japan. ... (Free)By woodsmall inc. via

9) Time Calc - Duration Date and Time Calculator

Time Calc calculates numbers, durations and dates.It's convenient if you want to:- Figure out play time of several music tracks- Report how many hours you've worked total- Find out your flight duration by subtracting departure time from arrival time (time zone suppoted)- Find out expiration datesTime Calc can do the following arithmetic.Number + NumberNumber - NumberNumber NumberNumber / NumberDuration Number = DurationDuration / Number = DurationDuration + DurationDuration - DurationDuration / Duration = NumberDate + Duration = DateDate - Duration = DateDate - Date = DurationNumber / Duration = Number per unit durationM+ & M- keys to add/subtract ... (1.990)By Tsuyoshi Niwa via

10) Lotus - Period Calculator,Period Tracker,Ovulation Calendar, Fertility Calendar

Lotus - a modern female calendar that keeps track of your period and fertility for you. You no longer need to monitor everything, Lotos do everything for you and will remind about when it's time to recall the menstruation.App design in such a way that you can feel free to open it anywhere.Discover the benefits of Lotus:- Exact data- Beautiful design- Easy to use- The cycles are calculated for the year ahead- Personal reminders with customized messages- Optional passcode to protect your privacyFor those who appreciate reliabilityOvulation app, period app, fertility app (1.990)By Stanislav Hatnyuk via

11) Professional Time Calculator (Free) - Advanced Date Time Calculator

This is the FREE version of Professional Time Calculator.Identical to the Full version, but supported by ads.If you want no-ads, get the Full version.Check out the screenshots, they describe some of what this app does.DOWNLOAD AND ENJOY. (Free)By LeisureMob Pty Ltd via

12) Time Pro - Time Tracking, To-do lists & Calendar

From developers of Money and Money Pro apps (over 2.5 million downloads worldwide). Time Pro is about evaluating, planning and managing everyday life. Track time and stay focused on priorities. How it works Create a list of to-dos for today Track time for each planned activity as well as for the unplanned Analyze what you spent your time on and discover time wasters Identify priorities marking certain categories important, budget time for each Schedule main events and repetitive to-dos in the calendar Set goals and make lists of to-dos for eachEasy to use timer 3 modes: open duration, fixed duration, ... (Free)By iBear LLC via

13) AtWork – Time Tracker, Time Sheet, Working Hours and Earnings Calculator

AtWork can easily record and track your working hours and automatically calculate your earnings. Ideal for freelancers, office clerks and those who work on an hourly basis. It also provides a nice overview of all your data.FEATURES:Quick and easy management of working hoursEarnings will be calculated automatically or manuallyPause supportEach entry can be assigned to a client, a project and/or a taskTake notes for each entryConvenient data overview with various filtersDisplay of plan fulfillment for your earningsFree database backup with all your dataData export as a table via email. The attached CSV file that can be opened in Excel or ... (Free)By Sergej Steinbach via

14) Hours Calculator

Hours Calculator enables you to quickly calculate how many hours have you spent on activities marked in iOS Calendar.You set desired calendar, time span and hour pay rate and app does all the rest. You instantly get information about how many hours have you accumulated and how much will you earn in given time period.No more manual entries into various apps to check your paycheck Full iOS Calendar support, so all of your data is already available inside Hours Calculator ($0.99)By CO EN-FIST via

15) Time Duration Calculator - Calculate Duration Between Two Dates With Time, Add reminder at your calculated date/time

Time Duration Calculator calculates the duration, counting the number of years, months, days, hours, minutes and seconds between two moments in time.Among other things, it can be used to find how many days old you are and the weekday you were born. (Free)By Jianping Wu via

16) Utility - Date Calculator

As you schedule events in life a date calculator can be a handy utility. This calculator can display a calendar for any month and year, provide information about a specific day, find a day, or calculate information about the interval between two dates. To use the calculator simply select a calculation from the list and enter a date (and other information as needed).A calendar is a system to organize the days of the year. All calculations in this app are based on the Gregorian calendar. For civil and commercial purposes, the calendar most commonly used throughout the world today is ... ($0.99)By Thundercloud Consulting, LLC via

17) OBS Calculator

If a lady gets pregnant, her gynecologist always ask her about whendid she had her Last Menstrual Period (LMP), the reason is that on thebasis of LMP the gynecologist gets to calculate the Estimated Date ofDelivery (EDD) and the Period Of Gestation (POG).Normally the gynecologist would use the calendar and a calculator fordoing the math, it is quite boring and most importantly it is timetaking. OBS CALCULATOR is an application which helps the doctorcalculate the EDD and POG from LMP without wasting their time oncalendar and calculator. The user just have to provide the LMP in agiven box and it ... (Free)By Muhammad Farooq via

18) Calendar Spread Pro: Option Strategy Profit/Loss Calculator and Chart with Live Options Chain and Real Time Stock Quote

A dedicated app to help investors build, evaluate, and study options calendar spread strategies easily and quickly. It comes with a highly-praised and fast loading options chain, touch based interactive profit/loss graphs, simulator of the time decay and Implied Volatility change, etc. It provides the fastest way to plan your calendar spread strategy. Plus, Real-Time underlying stock quotes and current Implied Volatility are included. You can further customize and manage your strategies.Calendar Spread - also called time spread because the idea behind is to sell time. A trader hopes that price of the underlying remains unchanged at expiration of the ... ($4.99)By Mobile Interactive LLC via

19) Date and Time Calculator Tool

Simple, Fast, Professional Date and Time Calculator Helpful For- Age Calculator- Anniversary Calculator- Experience Calculator- Christmas Calculator - Festival Calculator- Exam Calculator- Day Calculator- Year Calculator- Month Calculator- Week Calculator- Hour Calculator- Minutes Calculator- Seconds Calculator (Free)By Muljibhai Vaishnav via

20) Calculator Box App

A calculator that supports multiple functions.Currently supports:- Age Calculator- Cash Calculator- Currency Calculator- Day Calculator- Different Date Calculator- Discount Calculator- Intrest Calculator- Loan Calculator- Shopping Calculator- Split Calculator- Tip Calculator- Unit converter- Vat Calculator (Free)By Hoang Van Huan via