Best Date Calculator App

243+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated September 2026

Out of 243+ date calculator app on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Date Calculator App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Date and Time CalculatorDate and Time CalculatorFree4.7★ (9.7K)YesNoSep 2026
2Time & Date CalculatorTime & Date CalculatorFree3.4★ (68)NoYesAug 2026
3Date Calendar CalculatorDate Calendar CalculatorFree4.9★ (29)YesYesAug 2026
4The Date Calculator PROThe Date Calculator PROFree4.7★ (2.6K)YesYesSep 2026
5Date Calculator, Days CalcDate Calculator, Days CalcFree4.5★ (131)NoYesSep 2026
6Age On Date Calculator AppAge On Date Calculator AppFree4.3★ (57)YesYesAug 2026
7Date Calculator - DateMathDate Calculator - DateMathFree5.0★ (1)NoYesJun 2026
8date and time calculator appdate and time calculator appFree5.0★ (1)NoNoAug 2026

Top Picks for Date Calculator App

4.7😐(9.7K 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

  • 💡 Helpful for tracking dates and time
  • 👍 Simple and easy to use
  • 🚀 Accurate calculations
  • 🚀 Useful for various purposes (medication management, work timelines, etc.)

Room to Improve

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

Time & Date Calculator by timeanddate.com

Perform calculations with time
Strong Contender
🔧 Utilities
3.4😐(68 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.

What We Love

  • 👍 Simple and easy to use
  • ✅ Does what it says it does
  • 🚀 Fast and efficient
  • 👌 Great for date calculations
  • ✨ Useful for medication tracking
  • 🌟 Powerful online version

Room to Improve

  • 🐛 App crashes frequently
  • ❌ Settings toggles not working
  • 🚫 Missing website features
  • ⏳ Outdated app
  • 💸 Expensive for limited features
  • 📉 Poor UI design

More Date Calculator App apps to explore

FAQ about Date Calculator App

What is the best date calculator app for iPhone?
Date and Time Calculator tops our date calculator app ranking as of September 2026, with a 4.7-star average from 9.7K App Store ratings, and it's free to download.
Yes — 19 of the top date calculator app we rank are free to download, including Date and Time Calculator and Time & Date Calculator.
Date and Time Calculator shows ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 243+ date calculator app on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This application allows you to calculate the precise duration between any two given dates, down to the second. It can also determine future or past dates based on a specified period.
Key features include calculating the exact time distance between any two points in time, down to the second. It also offers functionality to find the date before or after a certain period, useful for planning and tracking.

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