Comparison

Date & Time Calculator vs Diff Compare

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

Head to head
About

Date & Time Calculator

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.

Highlights
  • Count days, months, years between dates
  • Add or subtract date and time units
  • Calculate business days in a range
  • Add or subtract working days
  • Option to include start date
  • Light and dark themes
  • Offline availability
Features
Read full description

Whether you're planning a vacation, scheduling a project or simply settling a "how many days until..." question, Date & Time Calculator gives you fast, accurate answers every time. This minimalist date duration calculator finds the exact number of days between two dates, and adds or subtracts time from any date with a single tap. No more counting squares on a calendar or guessing the math in your head. From everyday planning to precise business scheduling, it's the date and time tool that quietly handles the numbers so you don't have to. WHAT YOU CAN DO • Days between dates — calculate the exact gap between any two calendar dates in years, months, weeks, days, hours and minutes. • Add or subtract time — add or remove years, months, weeks, days, hours and minutes from any date to land on a new one. • Business days between dates — count only the working days within a range, ideal for project timelines and leave planning. • Add or subtract workdays — shift a date by a set number of working days, with customizable settings for your week. WHY YOU'LL LOVE DATE & TIME CALCULATOR • Precise results — accurate down to the minute, every single time. • Workday-aware — handle business days separately from calendar days. • Include start date — toggle whether the first day counts in your total. • Flexible settings — tailor every calculation to the way you work. • Clean and instant — get your answer the moment you enter the dates. • Works offline — no internet connection required. • Light & dark themes — a minimalist design that is easy on the eyes. • 70+ languages — built for users worldwide. HOW IT WORKS 1. Choose Difference, Add/Subtract or Workdays. 2. Enter your dates, or the amount of time to add or subtract. 3. Get your exact answer instantly — then plan with confidence. EVERYDAY USES • Count down the days to a holiday, birthday, wedding or deadline. • Work out a baby's due date or a pregnancy timeline. • Track notice periods, contracts, warranties and trial periods. • Plan project milestones and delivery dates in business days. • Find out exactly how long until — or since — any event. PERFECT FOR • Professionals managing timelines and business days. • Planners, freelancers and project managers. • Students and anyone with deadlines to hit. • Curious minds who just need the number, fast. WHY A DATE CALCULATOR BEATS A CALENDAR Flipping through calendar pages is slow and error-prone, especially across months or years, or when you only want to count working days. Date & Time Calculator does the heavy lifting instantly and accurately, so you can trust the result whether you're counting two weeks or two decades. ACCURATE BUSINESS-DAY MATH Project managers, HR teams, lawyers and freelancers all live by working days, not just calendar days. With dedicated workday tools, you can count the business days in a range or add and subtract working days from any date — perfect for delivery dates, notice periods and deadlines that skip the weekend. SIMPLE ENOUGH FOR EVERYDAY, PRECISE ENOUGH FOR WORK The clean, three-tab design keeps things effortless: pick what you want to calculate, enter your dates, and read your answer. There's nothing to learn and nothing to get in your way. Date and time calculator: count the days between two dates, add or subtract years, months, weeks, days, hours and minutes, calculate business days and workdays in any range, and find any deadline, duration, due date or anniversary with ease. Download Date & Time Calculator today and never do calendar math by hand again. Privacy Policy: https://www.shpavda.com/products/date-calculator/privacy/ Terms & Conditions: https://www.shpavda.com/products/date-calculator/terms/ios/

About

Diff Compare

Features
Read full description

Diff Compare helps you quickly compare two pieces of text or document content and clearly see what changed. Whether you are reviewing drafts, checking document versions, comparing notes, or inspecting copied text, Diff Compare gives you a clean side by side view of differences so you can spot additions, deletions, and edits with less effort. The app supports manual text input and document import, making it useful for everyday productivity, writing, studying, office work, and lightweight technical review. Key features: - Compare two text blocks side by side - Highlight added, removed, and changed content - Import supported document formats - Review differences line by line - Clean and focused interface - Useful for documents, notes, drafts, emails, and code snippets Diff Compare is designed to be simple, fast, and practical. No complicated setup. Just paste or import your content and compare.

Screenshots

Date & Time Calculator4 screens
Diff Compare3 screens

Verdict

The call

The clearest difference is price: Date & Time Calculator at Free against Diff Compare's $1.99. Date & Time Calculator also leads on iOS requirement (13.0 vs 16.0). Diff Compare's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support 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

Date & Time Calculator is free to download; Diff Compare costs $1.99 up front. Date & Time Calculator sells 2 in-app purchases, starting at $0.99 per month. Diff Compare asks for nothing beyond the download.

Scorecard4 real differences · 6 level
Date & Time Calculator versus Diff Compare: the parameters behind the verdict, then further details
ParameterDate & Time CalculatorDiff Compare
PriceFree — better$1.99
Rating4.8 (28 ratings) — better—
Positive reviews77.8% of reviews—
Number of ratings28 — better—
Update frequencyEvery 3 months—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size114 MB5 MB
Age rating4+4+
DeveloperSHPAVDA, TOO晨 张

In-app purchases

2 purchases

Date & Time Calculator

Subscriptions2
  • Monthly Ad-Free$0.991 Month
  • Yearly Ad-Free$9.991 Year
None

Diff Compare

No in-app purchases

Questions

Is Date & Time Calculator free?
Date & Time Calculator is free to download, with in-app purchases available.
Is Diff Compare free?
Diff Compare costs $1.99, with no in-app purchases.
Do Date & Time Calculator or Diff Compare have ads?
Date & Time Calculator shows ads; Diff Compare does not.

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