Time + Date Calculator vs Item Checklist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time + Date Calculator
Calculate time differences, work days, and add or subtract time periods. Convert between units like seconds, minutes, and years. Determine future or past dates and calculate age.
- Calculate time differences
- Calculate work days
- Add/subtract time
- Multiply/divide time
- Time converter
- Date ranger
- Age calculator
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Time + Date Calculator is the perfect tool to work with time. It is by far the best and most accurate date and time calculator available for iOS! • TIME DIFFERENCE The Time Difference Calculator works out the difference between two periods of time. How long have you been at work today? - So type in: "17:30 - 7:45 =" and you get: 09:45 (9 hours and 45 minutes). • WORK DAYS Calculate work days between two calendar days. Exclude weekends and find out how many week days are left. • ADD/SUBTRACT TIME You can add or subtract time expressions defined in years, months, days, hours, minutes AND seconds • MULTIPLY/DIVIDE TIME You can multiply/divide time expressions defined in years, months, days, hours, minutes AND seconds • TIME CONVERTER Use this time converter to convert instantly between seconds, minutes, hours, days and years. • DATE RANGER What date is 10 days from now, or 5 weeks from now? With Date Ranger you can quickly determine the new date given a start date, and a date range in days, weeks, months, or years to add or subtract. • TIME ZONES Provides time zone conversions taking into account local time zone and accepts present, past or future dates. • AGE CALCULATOR Age Calculator simply shows your age (years old, months and days). • TIME TRAVEL Time Travel calculates the time left on your trip given total distance remaining and current average speed.
Item Checklist
Create and manage multiple customizable checklists with colors, icons, and photos for each item. View your checklist status with widgets and on your lock screen, and sync with your Apple Watch.
- Multiple customizable checklists
- Colors and icons for checklists
- Photos for check items
- Widget for status checking
- Lock screen status checking
- Apple Watch management
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A simple checklist app - Create multiple checklists - Colors and icons can be set for the checklist - You can set a photo for the check item. - You can check the check status of the list with the widget - You can check the check status on the lock screen - You can manage the list with AppleWatch There is a slight time lag in the reflection to the AppleWatch complication
Screenshots
Verdict
The clearest difference is review sentiment: Time + Date Calculator at 91% against Item Checklist's 0%. Time + Date Calculator also leads on rating (4.7 vs 2.0) and update cadence (every 3 months vs every 38 months). On ads, in-app purchases, device support and iOS requirement 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
Time + Date Calculator costs $0.99 and Item Checklist $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Time + Date Calculator holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Time + Date Calculator has 944 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Time + Date Calculator's written reviews are positive against 0% of Item Checklist's.
Time + Date Calculator ships an update every 3 months, Item Checklist every 38 months. The most recent releases landed on September 22, 2026 and September 7, 2026 respectively.
| Parameter | Time + Date Calculator | Item Checklist |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 4.7 (944 ratings) — better | 2.0 (1 ratings) |
| Positive reviews | 91.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 944 — better | 1 |
| Update frequency | Every 3 months — better | Every 38 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.6 — better | 16.6 |
| Further details — not scored | ||
| Size | 1 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Tsopanakis | Kouichi INAFUKU |
Customer experience
Time + Date Calculator
Item Checklist
Bugs and requests
Time + Date Calculator
Reported bugs
2 issues- Error in adding days calculation
- Inconsistent behavior when inputting times
Requested features
4 requests- Add support for calculating all days, not just work days
- Implement a calendar view to track time and dates
- Allow users to save and view their time logs
- Provide an option to display time in decimal format
Item Checklist
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Time + Date Calculator
No in-app purchases
Item Checklist
No in-app purchases
Questions
Is Time + Date Calculator free?
Is Item Checklist free?
Which has better reviews, Time + Date Calculator or Item Checklist?
Do Time + Date Calculator or Item Checklist have ads?
Which is updated more often, Time + Date Calculator or Item Checklist?
Other comparisons
