Comparison

The Date Calculator PRO vs Time Calculator ×

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

The Date Calculator PRO

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.

Highlights
  • Calculate duration between two dates
  • Include time of day in calculations
  • Add/subtract years, months, weeks, days
  • Convert results to various time units
  • Account for daylight saving time changes
Features
Read full description

Date Calculator – Days, Time & Countdowns Download now for free! Wondering how many days are between two dates, what date it will be in 90 days, or how much time remains until an important event? Date Calculator gives you clear answers in a streamlined iOS experience for iPhone and iPad. Calculate date differences, determine exact time spans, add or subtract time from any date, and keep track of upcoming events with countdowns and widgets. DATE AND TIME CALCULATIONS • Calculate the number of days between two dates • Optionally include the end date in the calculation • Calculate the exact duration between two dates and times • Add or subtract years, months, weeks, and days from any date • View results in years, months, weeks, days, hours, minutes, and seconds • See total durations expressed in days, hours, minutes, and seconds • Calculate business and working days • Display calendar week numbers • Account for daylight saving time and standard time transitions COUNTDOWNS AND WIDGETS Turn a calculated date into a countdown and see how much time remains until a birthday, anniversary, deadline, vacation, appointment, or other important event. • Create and manage multiple countdowns • View remaining years, months, weeks, days, hours, minutes, and seconds • Add countdown widgets to your iPhone or iPad Home Screen • Use Lock Screen widgets to keep important dates visible at a glance • Add multiple widgets and choose which saved event each widget displays SAVE AND REUSE YOUR RESULTS • Add a calculated date directly to your iPhone or iPad calendar • Copy calculation results to the clipboard • Share results with other apps • Reopen recent calculations from the calculation history Date Calculator is useful for due dates, deadlines, birthdays, anniversaries, vacations, project planning, notice periods, and everyday date calculations. Your date calculations are performed locally on your device. Download Date Calculator for free and make date and time calculations easier on iPhone and iPad. Disclaimer: Although every reasonable effort has been made to make this application as accurate as possible, all calculations and other content are provided for informational purposes only and must always be checked manually. We do not guarantee that any information, calculation, or other content is complete or entirely accurate. Therefore, the developer, author, publisher, and owners cannot be held responsible for any errors, omissions, or inaccuracies. Standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Time Calculator ×

Effortlessly perform calculations with time values like addition, subtraction, multiplication, and division. Supports various time formats including days, hours, minutes, and seconds. Features a user-friendly interface for simple and functional time arithmetic.

Highlights
  • Time addition and subtraction
  • Time multiplication and division
  • Support for days, hours, minutes, seconds
  • Flexible time format input/display
  • User-friendly interface
Features
Read full description

Introducing the upgraded Time Calculator app – your ultimate tool for seamless time-based calculations! Time Arithmetic Made Easy: Perform mathematical operations with time values like addition, subtraction, multiplication, division and more. No more struggling with complex time conversions – let our app handle the math for you. Flexible Time Formats: Input and display time values in various formats, including days, hours, minutes, and seconds. Customize the format that suits your preference or matches your specific needs. User-Friendly Interface: Designed for both simplicity and functionality, modelled after the native iPhone calculator, our app ensures a smooth user experience, regardless of your familiarity with time-based calculations. You can perform calculations such as: 1h 45m + 3h 20m 2h 38m x 2 8h - 1h 11m 14h ÷ 4 Terms of Use: https://doubleuapp.com/privacy/terms.html

Screenshots

The Date Calculator PRO4 screens
Time Calculator ×4 screens

Verdict

The call

The clearest difference is ratings volume: The Date Calculator PRO at 2.6K against Time Calculator ×'s 287. Time Calculator ×'s advantage is iOS requirement (15.6 vs 18.0). On price, rating, review sentiment and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. The Date Calculator PRO sells 7 in-app purchases, starting at $1.99 per 7 days and Time Calculator × sells 4 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for The Date Calculator PRO against 4.7 for Time Calculator ×. That said, the two scores are not equally well evidenced: The Date Calculator PRO has 2.6K ratings behind it against 287, so its average is the more settled of the two. Written reviews are what separate them: 66% of The Date Calculator PRO's written reviews are positive against 73% of Time Calculator ×'s.

UpkeepUpdate frequency

The Date Calculator PRO ships an update every 4 months, Time Calculator × every 6 months. The most recent releases landed on November 11, 2026 and November 2, 2026 respectively.

Scorecard2 real differences · 8 level
The Date Calculator PRO versus Time Calculator ×: the parameters behind the verdict, then further details
ParameterThe Date Calculator PROTime Calculator ×
PriceFreeFree
Rating4.7 (2.6K ratings) — better4.7 (287 ratings)
Positive reviews65.5% of reviews73.1% of reviews — better
Number of ratings2.6K — better287
Update frequencyEvery 4 months — betterEvery 6 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.6 — better
Further details — not scored
Size7 MB28 MB
Age rating4+4+
DeveloperBrachmann Online Marketing GmbH & Co. KGDOUBLE U s.r.o.

Customer experience

The Date Calculator PRO

All ratings2,607 ratings
Positive92.9%
Neutral4.2%
Negative2.9%
Written reviews174 reviews
Positive65.5%
Neutral10.9%
Negative23.6%

Time Calculator ×

All ratings287 ratings
Positive92.0%
Neutral2.4%
Negative5.6%
Written reviews52 reviews
Positive73.1%
Neutral3.8%
Negative23.1%

Bugs and requests

The Date Calculator PRO

Not enough reviews yet to summarise bugs or requests.

Time Calculator ×

Reported bugs

4 issues
  • Paid subscription, but ads still appear
  • App defaults to D-H-M format, which is not preferred
  • Calculation error: 3:64 should be 4:04
  • Subtraction calculation error: 12:15pm from 6:45pm gives wrong answer

Requested features

2 requests
  • Make it pure hours and minutes, not days
  • Option to disable 'DAYS' format

In-app purchases

7 purchases

The Date Calculator PRO

Subscriptions3
  • Premium$1.997 Days
  • Premium1 Year trial$3.991 Month
  • Premium$3.991 Month
One-time4
  • Voluntary Payment 1$0.99
  • Voluntary Payment 2$2.99
  • Voluntary Payment 3$9.99
Show 1 more
  • Remove Ads$12.99
4 purchases

Time Calculator ×

Subscriptions1
  • Premium Yearly$4.991 Year
One-time3
  • Remove Ads$6.99
  • Remove Ads$9.99
  • Remove Ads$19.99

Questions

Is The Date Calculator PRO free?
The Date Calculator PRO is free to download, with in-app purchases available.
Is Time Calculator × free?
Time Calculator × is free to download, with in-app purchases available.
Which has better reviews, The Date Calculator PRO or Time Calculator ×?
The Date Calculator PRO is rated higher. The Date Calculator PRO averages 4.7 out of 5 from 2.6K ratings, while Time Calculator × averages 4.7 from 287 ratings.
Do The Date Calculator PRO or Time Calculator × have ads?
Both The Date Calculator PRO and Time Calculator × show ads.
Which is updated more often, The Date Calculator PRO or Time Calculator ×?
The Date Calculator PRO ships an update every 4 months, and Time Calculator × every 6 months. Most recently, The Date Calculator PRO was updated on November 11, 2026 and Time Calculator × on November 2, 2026.

Other comparisons