Comparison

Calendar Clock vs Height Converter

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

Head to head
About

Calendar Clock

This app displays the current year, month, week, and time on a single screen with a clean design. It offers customizable theme colors and functions as a desk clock. The app disables device sleep mode while active.

Highlights
  • All-in-one screen display
  • Year, month, week, day, hour, minute, second
  • Switchable theme colors (dark, light, green, blue)
  • Disables device sleep mode
  • Acts as a desk clock
Features
Read full description

Time and date, beautifully together. Calendar Clock is a simple, elegant time-and-calendar app designed for iPhone and iPad. See the current time and the entire month at a glance, with a clean interface that stays out of your way. Features * Large digital clock — View the current system time clearly and instantly. * 24-hour or 12-hour format — Swipe across the clock to switch between 24-hour and AM/PM formats. * Monthly calendar — See the full month with the current year and month displayed above it. * Swipe through months — Swipe left or right on the calendar to move between months. * Today at a glance — Today's date is highlighted with a red circle. * Weekend highlighting — Saturdays and Sundays are displayed in red. * Multiple themes — Swipe up or down to change the screen theme. * Remembers your preferences — Your selected clock format and theme are preserved. * iPhone & iPad — Designed for both iPhone and iPad. Simple by design No complicated menus. No unnecessary controls. Just the time and the calendar, exactly when you need them. Calendar Clock — See time. See your day. Note that this application disables your device's sleep mode while running, so make sure you have enough battery life. *Important notice: Use the information recoded or functionality provided in / or generated with this application only as a rough indication, rough estimates or as a rough guide. Even though we do our best to provide you with confirmed information and tried-and-tested features, the accuracy and successful operation and performance of the application are NOT GUARANTEED by us. Users are strongly advised to confirm the information of their interest with other sources and not to ultimately rely on functionality and performance of this application. This application is provided “as is” and with all faults. You bear the risk of using it. We shall not be responsible or liable for any loss or damage of any kind incurred as a result of the use of functions or the content of this application. By using this application you are agreeing to these terms. If you do not agree to these terms do not use this application.

About

Height Converter

Easily convert heights between various units including feet, centimeters, inches, meters, and millimeters. This tool is designed for quick and accurate conversions for professionals and travelers alike.

Highlights
  • Converts between Feet, Centimetre, Inch, Meter, Millimetre
  • Fast and accurate conversions
  • Simple user interface
  • Useful for builders and travelers
Features
Read full description

Height Converter is the fast height converter to convert for Feet, Centimetre, Inch, Meter, Millimetre. You can use it if you builder, mapmaker, traveler or another cool man. Convert heights quickly and as you want. --- The Terms of Use https://feelmanapp.com/terms-conditions-for-height-converter/

Screenshots

Calendar Clock4 screens
Height Converter3 screens

Verdict

The call

The clearest difference is price: Height Converter at Free against Calendar Clock's $0.99. Height Converter also leads on iOS requirement (13.4 vs 26.5). Calendar Clock's advantage is in-app purchases (none vs 3). On review sentiment, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Height Converter is free to download; Calendar Clock costs $0.99 up front. Height Converter sells 3 in-app purchases, starting at $0.99 per 7 days. Calendar Clock asks for nothing beyond the download.

UpkeepUpdate frequency

Calendar Clock ships an update every 41 months, Height Converter every 69 months. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 7 level
Calendar Clock versus Height Converter: the parameters behind the verdict, then further details
ParameterCalendar ClockHeight Converter
Price$0.99Free — better
Rating—4.8 (25 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings—25 — better
Update frequencyEvery 41 months — betterEvery 69 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.513.4 — better
Further details — not scored
Size4 MB2 MB
Age rating4+4+
DeveloperSystemiko Inc.Anna Filobok

Customer experience

Calendar Clock

Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Height Converter

All ratings25 ratings
Positive96.0%
Neutral0.0%
Negative4.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Calendar Clock

No in-app purchases

3 purchases

Height Converter

Subscriptions3
  • Premium Access$0.997 Days
  • Premium Access$1.991 Month
  • Premium Access$5.991 Year

Questions

Is Calendar Clock free?
Calendar Clock costs $0.99, with no in-app purchases.
Is Height Converter free?
Height Converter is free to download, with in-app purchases available.
Do Calendar Clock or Height Converter have ads?
Neither Calendar Clock nor Height Converter shows ads.
Which is updated more often, Calendar Clock or Height Converter?
Calendar Clock ships an update every 41 months, and Height Converter every 69 months. Most recently, Calendar Clock was updated on October 15, 2026 and Height Converter on October 3, 2026.

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