Date and Time Calculator vs Simple Date Wheel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Date and Time Calculator
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.
- Calculate time between any two dates
- Second-level precision
- Calculate future dates
- Calculate past dates
- Period time calculation
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Want to know how many days you can receive the Christmas gift? Want to know how many days you will have the college entrance exam?Want to know how many days the 158-day wealth management product expired? This tool helps you to calculate the distance between any time, down to second. It can also calculate the day after that day between any time. This tool is not only for wealth management but also for period time. It can tell you the date before or after a certain period.
Simple Date Wheel
This interactive tool functions like a paper date wheel to calculate the number of weeks between two dates. Easily schedule events, estimate deadlines, or determine time until a future date. It accurately accounts for leap years and offers zoom functionality.
- Interactive date wheel functionality
- Calculate weeks between dates
- Schedule events and estimate deadlines
- Leap year adjustments
- Pinch-to-zoom for detailed viewing
- On-screen instructions
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A simple, interactive date wheel to measure the number of weeks between dates. Schedule an event, estimate a project deadline, or see how many weeks you have until vacation. Works exactly like a paper date wheel. Finding a date in the future: - Rotate inside to align starting date (red arrow) - Look at date above the number of weeks Measuring time until future date: - Rotate inside to align starting date (red arrow) - Look at number of weeks below future date Other features: - Changes display on leap years to account for extra day - Information icon to show/hide instructions on screen - Pinch to zoom in and out
Screenshots
Verdict
The clearest difference is price: Date and Time Calculator at Free against Simple Date Wheel's $0.99. Date and Time Calculator also leads on rating (4.7 vs 4.3) and ratings volume (9.8K vs 10). Simple Date Wheel's advantage is ads (none vs shown) and update cadence (every 8 days vs every 4 weeks). On in-app purchases and 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
Date and Time Calculator is free to download; Simple Date Wheel costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Date and Time Calculator holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Date and Time Calculator has 9.8K ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 81% of Date and Time Calculator's written reviews are positive against 73% of Simple Date Wheel's.
Date and Time Calculator ships an update every 4 weeks, Simple Date Wheel every 8 days. The most recent releases landed on October 22, 2026 and October 18, 2026 respectively.
| Parameter | Date and Time Calculator | Simple Date Wheel |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.7 (9.8K ratings) — better | 4.3 (10 ratings) |
| Positive reviews | 81.0% of reviews — better | 72.7% of reviews |
| Number of ratings | 9.8K — better | 10 |
| Update frequency | Every 4 weeks | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported — better | Paid |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 12.1 — better |
| Further details — not scored | ||
| Size | 18 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 山 钟 | Brian Semrau |
Customer experience
Date and Time Calculator
Simple Date Wheel
Bugs and requests
Date and Time Calculator
Reported bugs
3 issues- Date/time calculations not always accurate
- Inability to close ads
- Compatibility issues on certain devices
Requested features
4 requests- Option to calculate business days
- Ability to save frequently used dates
- 24-hour time format
- Improved user interface
Simple Date Wheel
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Date and Time Calculator
No in-app purchases
Simple Date Wheel
No in-app purchases
Questions
Is Date and Time Calculator free?
Is Simple Date Wheel free?
Which has better reviews, Date and Time Calculator or Simple Date Wheel?
Do Date and Time Calculator or Simple Date Wheel have ads?
Which is updated more often, Date and Time Calculator or Simple Date Wheel?
Other comparisons
