Best The Date Calculator Pro Apps

226+ iOS apps curated and reviewed

4.7 avg rating
17 free apps
Updated May 2026

The best the date calculator pro apps on iPhone average 4.7★ across 226+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for The Date Calculator Pro

Date and Time Calculator#2

Date and Time Calculator by 山 钟

Strong Contender
🔧 Utilities
4.7😐(9.1K ratings)
FreeAds
Date and Time Calculator screenshot 1
Date and Time Calculator screenshot 2
Date and Time Calculator screenshot 3

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.

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
Date and Time Calculator Pro#3

Date and Time Calculator Pro by 山 钟

Worth Considering
🔧 Utilities
4.8😊(880 ratings)
$0.99
Date and Time Calculator Pro screenshot 1
Date and Time Calculator Pro screenshot 2
Date and Time Calculator Pro screenshot 3

Calculate dates and time periods accurately with this app. Whether for financial planning or personal events, easily determine durations down to the second and plan ahead efficiently.

What We Love

  • 👍 Extremely useful
  • 👍 Great app
  • 👍 Excellent tool
  • 👍 Useful

Room to Improve

  • 🐛 Ads even after buying
  • 🐛 Paid for app but still has ads
  • 🐛 Pro version has ads

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This application helps users perform various date and time calculations, including finding durations between dates, calculating working days, converting between calendars and time zones, and estimating ovulation and pregnancy due dates. Download it today to access a comprehensive set of tools with a simple and intuitive design.

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Calculator for iPad!
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Track your relationship milestones with My Love - Relationship Counter. Stay updated on special dates and customize with your photo. Don't miss out on celebrating your love!

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Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

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Try Digits Tape Calculator, the calculator designed for humans. With a unique correctable tape feature, spreadsheet-like editing, and calculator simplicity, it's perfect for tracking expenses and budgets. Get organized on-the-go with Digits 3 for iOS.

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A powerful math solver and scientific calculator for iPad and iPhone, featuring advanced functions and quick calculations. Share your results easily and master your business expenses with percentage calculations. Get it now!

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A top-rated scientific calculator app on iOS devices offering advanced math functions with a user-friendly interface for users of all levels. Features include step-by-step solutions, math photo solving, and handwriting recognition. Enhance your calculations with this versatile tool.

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A calculator app with a built-in history feature that keeps track of your calculations without any ads. Calculate effortlessly and access your past computations instantly.

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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!

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