Crunch Time Pro vs Date.Time Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Crunch Time Pro
This app is a powerful time and date calculator. It allows users to perform calculations with dates, times, years, days, hours, minutes, and seconds, and convert results between these units. It supports addition, subtraction, multiplication, and division for precise time-based computations.
- Calculate with dates, times, years, days, hours, minutes, seconds
- Convert between all time units
- Perform addition, subtraction, multiplication, division
- Input dates, times, or both
- Track time until or since an event
- Solve complex time-related questions
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Really cool Time & Date calculator which converts between units easily. * CALCULATE using dates, times, years, days, hours, minutes, & seconds. * CONVERT between all above units. * Includes MULTIPLICATION, SUBTRACTION, ADDITION, & DIVISION. * Simple design - very powerful functionality * EASILY & RAPIDLY INPUT dates, times, or both * Perform calculations in the units of your choice, then convert the answer to any other unit * Track how long until an event or how long since one occurred Examples: - If I ran a 5k in 20:09, then what was my pace?: 20:09 ÷ 3.1 = 6:30. - What if I took about 7 seconds off my pace, then how long would it take to complete my workout?: 6:30 - 7 = 6:23 × 3.1 = 19:48. - If I do 30 second reps 12 times, how much total time did it take?: 35 seconds × 12 = 7m 00s. - How many minutes is 8 hours? - Exactly old is someone born on 4/8/1985? - How many seconds? - How long has it been since we first met? - When is 6 weeks from today? - How many seconds in 30 years? - How many days is 1,000,000 seconds? - What about hours? Answer these, and other time-related questions! Crunch Time. Please feel free to contact us at support@alumra.ltd with any questions or feedback. As always, we'd love to hear from you!
Date.Time Calculator
Calculate date and time differences, intervals, and perform unit conversions with a pure calculator interface. Useful for determining future or past dates, calculating total time for multiple events, and converting between various time units and POSIX time.
- Date and time point calculations
- Time interval calculations
- Unit conversion of time
- POSIX time interconversion
- Time zone mutual conversion
- Arithmetic operations with time
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Date.Time Calculator lets you easily perform calculations involving dates, times, and time intervals, as well as convert between units of time — all with the familiar feel of a calculator. Date.Time Calculator supports the following operations: * Basic arithmetic with numbers (integers and decimals) * Arithmetic with numbers and Time Intervals * Operations between Time Intervals (addition, subtraction, and division) * Operations between Time Intervals and Time Points (addition and subtraction) * Operations between Time Points (calculating the difference) * Conversion between units of time * Conversion to and from POSIX Time * Conversion between time zones Date.Time Calculator is especially useful for questions such as: * What date is 100 days from today? * What date and time was it 32,768 seconds ago? * If one lap takes 1 minute 32.6 seconds, how long will 62 laps take? * What time will it be after those 62 laps? * How many days have passed since January 23 of this year? * How many days are 100,000 seconds? * What date and time does POSIX Time 1234567890 represent? * What is the current time in POSIX Time? And with a little creativity, Date.Time Calculator can be useful in many other situations as well.
Screenshots
Verdict
The clearest difference is price: Date.Time Calculator at $0.99 against Crunch Time Pro's $2.99. Crunch Time Pro's advantage is device support (4 vs 2) and iOS requirement (13.4 vs 15.6). On update cadence, ads, in-app purchases and monetization model 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
Crunch Time Pro costs $2.99 and Date.Time Calculator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Crunch Time Pro ships an update every 7 months, Date.Time Calculator every 5 months. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.
| Parameter | Crunch Time Pro | Date.Time Calculator |
|---|---|---|
| Price | $2.99 | $0.99 — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 7 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 13.4 — better | 15.6 |
| Further details — not scored | ||
| Size | 9 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Alumra, Ltd | Noriaki HASHIBA |
Customer experience
Crunch Time Pro
Date.Time Calculator
In-app purchases
Crunch Time Pro
No in-app purchases
Date.Time Calculator
No in-app purchases
Questions
Is Crunch Time Pro free?
Is Date.Time Calculator free?
Do Crunch Time Pro or Date.Time Calculator have ads?
Which is updated more often, Crunch Time Pro or Date.Time Calculator?
Other comparisons
