Best Date Duration Calculator Apps

220+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our date duration calculator list covers 220+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Date Duration Calculator

Days + Date + Time Calculator#1

Days + Date + Time Calculator by 山 钟

Days Between Two Dates
Editor's Choice
📊 Productivity
4.7😊(795 ratings)
FreeAds
Days + Date + Time Calculator screenshot 1
Days + Date + Time Calculator screenshot 2
Days + Date + Time Calculator screenshot 3

Calculate the number of days, duration between dates, and time intervals with this versatile application. Easily determine the days, dates, and times between two points - Try it now!

What We Love

  • 👍 Excellent app
  • 👍 Helpful and useful
  • 👍 Great variety of fonts and symbols
  • 👍 Easy to use

Room to Improve

  • 🐛 Excessive advertising
  • 🐛 Compatibility issues with updates
  • 🔋 High battery consumption
Time & Date Calculator#3

Time & Date Calculator by timeanddate.com

Perform calculations with time
Worth Considering
🔧 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

Track","description":"TimeTrack is a versatile time management app that helps users track their daily activities, set goals, and analyze productivity. With features like customizable timers, detailed activity logs, and productivity reports, TimeTrack is the perfect tool for improving efficiency and time management. Download now to start maximizing your productivity!"}```

More Date Duration Calculator apps to explore

4
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

Meet new people through video chats based on your interests. Simply set up your profile, choose your preferences, and start connecting with others instantly. Find like-minded individuals and engage in meaningful conversations today!

💼 Business
(246)
5
Time + Date Calculator
Time + Date Calculator
Time + Date Calculator
Best tool to work with time
$0.99

Utilize the ultimate Time and Date Calculator app for seamless time management. Calculate time differences, workdays, add/subtract time, convert between various units, predict future dates, manage time zones, determine your age, and plan trips efficiently. Download now for enhanced productivity.

🔧 Utilities
(944)
6
Date Calculator - TimeRange
Date Calculator - TimeRange
Date Calculator - TimeRange
Work day counter & countdown
Free

Calculate dates, intervals, and countdowns with our app! Add or subtract workdays, customize countdowns, and set up your workweek. Download now for efficient date management.

📊 Productivity
(169)
7
TimeCalc: Time Calculator
TimeCalc: Time Calculator
TimeCalc: Time Calculator
Working hours, between & more
Free

Calculate your work hours effortlessly with this intuitive app. Keep track of your time spent on different tasks and projects with ease, simplifying your time management.

🔧 Utilities
(89)
8
Date & Time Calculator +
Date & Time Calculator +
Date & Time Calculator +
Duration Between Two Dates
$0.99

Find the perfect date night spot with our app - discover romantic restaurants, cafes, and activities in your area based on your preferences and location. Plan your next romantic outing effortlessly.

🔧 Utilities
(109)
9
Date and Time Calculator
Date and Time Calculator
Date and Time Calculator
by 山 钟
Free

Calculate time durations accurately with this tool, whether it's for financial planning or tracking important events. Get precise day-to-day calculations and plan ahead with ease.

🔧 Utilities
(9.1K)
10
Date Calculator【Sunny】
Date Calculator【Sunny】
Date Calculator【Sunny】
by Sunny Ng
Free

This date calculator app calculates the duration between two dates and also allows users to input a duration in days, months, years, or weeks to get a corresponding date. It's a simple, ad-free tool that's easy to use and supports the latest iOS version.

🔧 Utilities
(2)
11
Date Calculator, Days Calc
Date Calculator, Days Calc
Date Calculator, Days Calc
Time: Add, Between, Difference
Free

A powerful yet intuitive application that allows you to effortlessly perform various date calculations, including determining the number of days between two dates, adding or subtracting from a date, and working with workdays. It's a versatile tool designed to make date-related tasks a breeze.

🔧 Utilities
(130)
12
AmberDate - Date Calculator
AmberDate - Date Calculator
AmberDate - Date Calculator
Track Days & Time Intervals
Free
🔧 Utilities
(2)
13
Date Calculation Assistant
Date Calculation Assistant
Date Calculation Assistant
Date & day diff calculator
Free
🔧 Utilities
(0)
14
Time Duration Calculator
Time Duration Calculator
Time Duration Calculator
Quickly Calculatoe Date/Time
Free

This application calculates the duration between two moments in time, counting years, months, days, hours, minutes, and seconds. It can be used to determine your age in days and find out the weekday you were born.

📚 Education
(1)
15
Date Duration
Date Duration
Date Duration
Count Days Or Calculate Age
Free
📊 Productivity
(0)
16
TrumpTime Date Calculator
TrumpTime Date Calculator
TrumpTime Date Calculator
Trump's time in office
Free

Stay up-to-date on Trump's presidency with this date calculator app. Track the days since his inauguration, countdown to milestones, and calculate time periods between dates. Download now for a unique way to follow the Trump administration's timeline.

🔧 Utilities
(799)
17
Time Duration/Add Calculator
Time Duration/Add Calculator
Time Duration/Add Calculator
Calculate time easily
Free
🔧 Utilities
(0)
18
Time Calculator: Add, Subtract
Time Calculator: Add, Subtract
Time Calculator: Add, Subtract
Duration, Between, Different
Free

A simple and intuitive time calculation app that allows users to perform various time-related tasks, such as adding or subtracting time values, calculating duration between times or dates, and more. Try it out and let us know if you have any requests.

🔧 Utilities
(165)
19
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

A comprehensive all-in-one calculator app with features like scientific calculator, unit converter, currency converter, percentage calculator, and more for everyday use. It provides a wide range of calculation tools from basic arithmetic to complex conversions and financial calculations. Try it out now for convenient and efficient calculations!

📊 Productivity
(12K)
20
Hours + Minutes Calculator Pro
Hours + Minutes Calculator Pro
Hours + Minutes Calculator Pro
Minutes + Seconds Calculator
Free

Calculate time easily with this app - enter hours, minutes, and seconds for precise calculations. Perfect for various time calculations like adding or subtracting days, hours, minutes, and more.

📊 Productivity
(165)