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Best Time And Date Calculator Apps

218+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our time and date calculator list covers 218+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Time And Date Calculator

Date and Time Calculator#1

Date and Time Calculator by 山 钟

Editor's Choice
šŸ”§ Utilities
4.7šŸ˜(9.1K ratings)
FreeAds
Date and Time Calculator screenshot 1
Date and Time Calculator screenshot 2
Date and Time Calculator screenshot 3

Calculate the exact number of days, hours, and seconds between any two dates. This tool also allows you to find the date before or after a specified period, making it useful for tracking deadlines, events, or financial products.

What We Love

  • šŸ’” Helpful for tracking dates and time
  • šŸ‘ Simple and easy to use
  • šŸš€ Accurate calculations
  • šŸš€ Useful for various purposes (medication management, work timelines, etc.)

Room to Improve

  • šŸ› Ads are intrusive and difficult to close
  • šŸ› Compatibility issues on iPad
  • šŸ› Bugs with date/time calculations
Time & Date Calculator#2

Time & Date Calculator by timeanddate.com

Perform calculations with time
Strong Contender
šŸ”§ Utilities
3.4(66 ratings)
FreeIn-App Purchases
Time & Date Calculator screenshot 1
Time & Date Calculator screenshot 2
Time & Date Calculator screenshot 3
Time & Date Calculator screenshot 4
Time & Date Calculator screenshot 5

Calculate exact durations between times, including seconds, and account for time zone differences and DST. View results in various units and share them easily. Supports a wide year range.

Days + Date + Time Calculator#3

Days + Date + Time Calculator by 山 钟

Days Between Two Dates
Worth Considering
šŸ“Š Productivity
4.7šŸ˜Š(795 ratings)
FreeAds
Days + Date + Time Calculator screenshot 1
Days + Date + Time Calculator screenshot 2
Days + Date + Time Calculator screenshot 3

Calculate the duration between two dates and times. This tool helps you find the exact number of days, hours, and minutes between any two points in time.

What We Love

  • šŸ‘ Excellent app
  • šŸ‘ Helpful and useful
  • šŸ‘ Great variety of fonts and symbols
  • šŸ‘ Easy to use

Room to Improve

  • šŸ› Excessive advertising
  • šŸ› Compatibility issues with updates
  • šŸ”‹ High battery consumption

More Time And Date Calculator apps to explore

4
The Date Calculator PRO
The Date Calculator PRO
The Date Calculator PRO
Calculate days between dates
Free

Easily calculate the duration between two dates, with or without accounting for the time of day. You can also add or subtract various time units from a specific date. The results are automatically converted into multiple units for your convenience.

Calculate duration between two datesInclude time of day in calculationsAdd/subtract years, months, weeks, days
šŸ”§ Utilities
(2.5K)
free with in-app purchases
5
Time Calculator - Work Hours
Time Calculator - Work Hours
Time Calculator - Work Hours
Date, Calendar & Salary Clock
Free

An app designed to streamline work hours calculations, helping users track their time with precision. Simplify your scheduling and stay organized effortlessly with Time Calculatorāŗ.

šŸ”§ Utilities
(2.7K)
6
Countdown
Countdown
Countdown
Day Counter: Timer & Widget
Free

Easily track important dates and events with a customizable countdown timer. Set reminders, organize events with tags, and view upcoming dates on your home screen or Apple Watch. Syncs across devices and offers various counting options.

Customizable countdown timerEvent remindersHome screen widgets
šŸ”§ Utilities
(176K)
free with in-app purchases
7
World Clock Time Zone Widget
World Clock Time Zone Widget
World Clock Time Zone Widget
Time Zone Calculator w/ Widget
Free

Easily check the current time and date in any location worldwide directly from your device's Notification Center. This app is ideal for international communication, travel planning, and staying connected with loved ones across different time zones.

Notification Center widget for quick accessComprehensive city databaseAutomatic daylight saving adjustments
šŸ”§ Utilities
(30K)
free with in-app purchases
8
Date & Time Interval
Date & Time Interval
Date & Time Interval
Tools for time calculations
Free

Calculate time intervals, age, and perform date arithmetic with ease. This tool helps you add or subtract years, months, and days, convert time zones, and count exact hours and days between dates.

Calculate interval between two datesDetailed age calculatorAdd/subtract years, months, days
šŸ“Š Productivity
(108)
free with in-app purchases
9
Date Calculator, Days Calc
Date Calculator, Days Calc
Date Calculator, Days Calc
Time: Add, Between, Difference
Free

Easily solve date math problems with multiple calculation options. This intuitive app helps you find the difference between dates, add or subtract days, and calculate workdays. It's simple and user-friendly for all your date-related needs.

Days Between Two DatesAdd to/Subtract from a DateWorkdays Calculator
šŸ”§ Utilities
(130)
free with in-app purchases
10
TimeCalc: Time Calculator
TimeCalc: Time Calculator
TimeCalc: Time Calculator
Working hours, between & more
Free

This app accurately calculates time-related tasks, including working hours, durations between dates, and age. It offers a user-friendly interface with dark mode and offline functionality, allowing for easy time management for work and personal life.

Calculate working hoursCalculate time between two pointsAdd and subtract time
šŸ”§ Utilities
(89)
free with in-app purchases
11
Date & Time Calculator(9 in 1)
Date & Time Calculator(9 in 1)
Date & Time Calculator(9 in 1)
Best tool to work with time
$0.99

This app offers a comprehensive suite of tools for calculating and manipulating dates and times. It can determine time differences, calculate workdays, add or subtract time intervals, and convert between various time units. It also includes features for date ranging, time zone conversions, age calculation, and even a unique time travel function.

Time difference calculationWorkday calculation (excluding weekends)Add/subtract time (years to seconds)
šŸ’¼ Business
(246)
free
12
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
by Quackstro
Free

Easily calculate the difference between two times or add/subtract durations. This utility app helps manage time calculations for various purposes.

Add time durationsSubtract time durationsCalculate time differences
šŸ”§ Utilities
(2.9K)
ad-supported
13
Hours Tracker: Time Calculator
Hours Tracker: Time Calculator
Hours Tracker: Time Calculator
Work Log & Hour Tracking Clock
Free

Easily log your work hours by entering start and end times. Calculate daily and weekly totals, including pay based on your hourly salary. Export your time sheets for record-keeping.

Log start and end timesDeduct break timesCalculate daily and weekly work hours
šŸ”§ Utilities
(68K)
free with in-app purchases
14
Date & Time Calculator App
Date & Time Calculator App
Date & Time Calculator App
Count Days and Workdays
Free

Calculate the duration between two dates, including workdays, or add/subtract time units to a specific date. This tool helps with planning, scheduling, and tracking time-sensitive tasks with a clean, minimalist interface.

Count days, months, years between datesAdd or subtract date and time unitsCalculate business days in a range
šŸ”§ Utilities
(16)
free with in-app purchases
15
Date Calendar Calculator
Date Calendar Calculator
Date Calendar Calculator
Calculate Calendar Date & Time
Free

This app helps you calculate date and time durations, add or subtract time from dates, and determine working days. It also converts between calendars and time zones, and estimates ovulation and pregnancy due dates. The design is simple and intuitive.

Calculate date and time durationsAdd/subtract time from datesCalculate working days
šŸ”§ Utilities
(28)
free with in-app purchases
16
DayCount
DayCount
DayCount
Countdown Days Until Or Since
Free

Track time towards future events or since past milestones. Set custom reminders, build positive habits with streak tracking, and visualize your progress with customizable widgets. Stay organized and focused on what matters most.

Event counters for countdowns and count-upsStreak and habit trackingCustomizable widgets for Home and Lock Screen
šŸ“Š Productivity
(26K)
subscription
17
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
šŸ“Š Productivity
(4.8K)
free with in-app purchases
18
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
šŸ“Š Productivity
(12K)
free with in-app purchases
19
World Clock Time Zone Widgets
World Clock Time Zone Widgets
World Clock Time Zone Widgets
Timezone Converter Digital UTC
Free

Easily track the time in multiple cities worldwide with customizable analog or digital clock widgets. Get instant access to local times from your Home Screen, Lock Screen, or Dynamic Island. Includes a conversion tool for comparing times and managing schedules across different zones.

Analog and digital clock displaysSearch and manage 10,000+ citiesCustomizable city names
āœˆļø Travel
(22K)
free with in-app purchases
20
Date Time Calculator - Tickr
Date Time Calculator - Tickr
Date Time Calculator - Tickr
Precision Days & Hours Counter
Free
$0.99 | 100% OFF

Calculate the precise difference between two dates and times, down to the millisecond. Offers detailed breakdowns including days, hours, minutes, and seconds, with options to view weekdays or weekends only. Share your results easily with a clean, adaptable interface.

Intuitive date and time settingCalculate days, months, yearsDetailed hour, minute, second, millisecond counts
šŸ”§ Utilities
(6)
free

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