Comparison

ClockZ | Desk Clock & Alarm vs AClock

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

Head to head
About

ClockZ | Desk Clock & Alarm

This app provides a customizable digital clock display with alarm, timer, and stopwatch functions. It offers features like photo backgrounds, automatic unlock, and large, easy-to-read visuals, optimized for nighttime use. Premium options unlock additional themes and battery display.

Highlights
  • Customizable digital clock display
  • Music alarm
  • Timer and stopwatch
  • Home screen widget
  • Photo and 3D map backgrounds
  • Automatic unlock
  • Battery display (premium)
Features
Read full description

ClockZ is a clock app that displays accurate current time. The largest digital clock is always displayed on the screen and can be extensively customized. In addition to the basic clock features, you can use the timer, alarm, stopwatch, widget, and many other features for free. Free Features • Digital/Analog Clock • Option to display or hide seconds, date, and day of the week • Music alarm (wake-up alarm) • Timer • Stopwatch • Widget (current time display) • Photo backgrounds • Automatic unlock (no sleep when the app is launched) • Tap for full screen • Clock font settings • Clock size adjustment (pinch gesture) • Four-directional rotation (portrait and landscape) Design: • Large and easy-to-read clock • Versatility • Optimized for nighttime use Frequently Asked Questions Q. About the 24-hour time format A. You can change it by going to Settings → General → Date & Time → 24-Hour Time. Q. Why isn’t the alarm sounding? A. Please check that notifications are enabled by launching the app, tapping the + button, and going to Settings. Also, ensure that your ringtone volume, silent mode, and the set time are correct. Q. What about time discrepancies? A. ClockZ synchronizes with your device’s time. Please check the time settings on your device. About ClockZ Premium: • ClockZ Premium is $2.99/month (US dollar standard) • Multiple devices with single purchase • Cancel anytime • No additional purchases, subscription only. • Auto renewable subscription Premium Features: • All text colors and themes • 3D map backgrounds • Battery display • Outline display Prices may vary by country and currency. Premium membership fees will be charged to your iTunes account. Your account will be charged for renewal within 24 hours before the current subscription period ends, with the renewal fee specified. Your subscription will automatically renew unless you cancel at least 24 hours before the end of the current period. You can manage or change the automatic renewal for ClockZ Premium in your Apple ID account within the Settings app (go to Settings → iTunes & App Store → Apple ID → View Apple ID → Subscriptions). Cancellation of your current paid membership will take effect after the end of the current subscription period. If you have any questions, please contact us through the contact information on our website. Privacy Policy: https://flymapslive.com/jp/privacy Terms of Use: https://flymapslive.com/jp/legal

About

AClock

This minimalist clock app offers a variety of display styles, including page-turning and classic digital. It includes a stopwatch, countdown timer, and Pomodoro timer, with customizable colors, fonts, and motivational slogans. The app also features a night mode for eye protection and is designed for extreme power saving.

Highlights
  • Page turning and classic digital clock displays
  • Built-in stopwatch and countdown timer
  • Pomodoro timer functionality
  • Countdown to specific dates
  • Customizable font, color, and background
  • Night mode for eye protection
Features
Read full description

AClock is a fully functional, minimalist design, extreme power saving, lightweight and efficient clock app. special function: 1. Switch between page turning clock and classic digital clock as you like 2. Built-in convenient stopwatch, countdown, Pomodoro 3. Display of countdown days and anniversaries to create your own personalized clock 4. Customize the font color and size, and customize the background color 5. Customize your inspirational slogan to encourage your dedicated self~ 6. Date, second, motivational slogan, custom display 7. Support night mode, more eye protection 8. Support 12-hour system and 24-hour system 9. Extremely power saving, all-round optimization, escort the power 10. Countdown to the exam

Screenshots

ClockZ | Desk Clock & Alarm4 screens
AClock4 screens

Verdict

The call

ClockZ | Desk Clock & Alarm and AClock both sit at 4.5 stars, but that hides the real split: 89% of AClock's written reviews are positive against 45% of ClockZ | Desk Clock & Alarm's. AClock also leads on in-app purchases (none vs 10). ClockZ | Desk Clock & Alarm's advantage is ads (none vs shown) and ratings volume (5.6K vs 55). On price, rating, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ClockZ | Desk Clock & Alarm sells 10 in-app purchases, starting at $2.99 per month. AClock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for ClockZ | Desk Clock & Alarm against 4.4 for AClock. That said, the two scores are not equally well evidenced: ClockZ | Desk Clock & Alarm has 5.6K ratings behind it against 55, so its average is the more settled of the two. Written reviews are what separate them: 45% of ClockZ | Desk Clock & Alarm's written reviews are positive against 89% of AClock's.

UpkeepUpdate frequency

ClockZ | Desk Clock & Alarm ships an update monthly, AClock every 2 months. Both last shipped on October 29, 2026.

Scorecard5 real differences · 5 level
ClockZ | Desk Clock & Alarm versus AClock: the parameters behind the verdict, then further details
ParameterClockZ | Desk Clock & AlarmAClock
PriceFreeFree
Rating4.5 (5.6K ratings) — better4.4 (55 ratings)
Positive reviews45.2% of reviews89.3% of reviews — better
Number of ratings5.6K — better55
Update frequencyMonthly — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFreemiumAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size57 MB9 MB
Age rating4+4+
DeveloperRage BoxZhengzhou Sibo Intelligent Technology Co., Ltd.

Customer experience

ClockZ | Desk Clock & Alarm

All ratings5,535 ratings
Positive87.6%
Neutral4.4%
Negative7.9%
Written reviews314 reviews
Positive45.2%
Neutral9.6%
Negative45.2%

AClock

All ratings54 ratings
Positive87.0%
Neutral5.6%
Negative7.4%
Written reviews28 reviews
Positive89.3%
Neutral7.1%
Negative3.6%

Bugs and requests

ClockZ | Desk Clock & Alarm

Reported bugs

5 issues
  • Sudden switch to 24-hour time mode
  • Alarms not triggering as expected
  • Ads reappearing after paid removal
  • Crashes when deleting alarms
  • Inconsistent time display when device is locked

Requested features

5 requests
  • Option to disable AM/PM indicator
  • Ability to move clock position on screen
  • Customizable alarm sounds and volume
  • Background image/wallpaper support
  • Improved timer functionality for tasks

AClock

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

ClockZ | Desk Clock & Alarm

Subscriptions2
  • ClockZ Premium$2.991 Month
  • ClockZ Premium$29.991 Year
One-time8
  • Good App$0.99
  • Tower Backgrounds$1.99
  • Place Backgrounds$1.99
Show 5 more
  • Theme$2.99
  • Best App$2.99
  • Remove Ads$4.99
  • Thank You$4.99
  • Never Give Up$9.99
None

AClock

No in-app purchases

Questions

Is ClockZ | Desk Clock & Alarm free?
ClockZ | Desk Clock & Alarm is free to download, with in-app purchases available.
Is AClock free?
AClock is free to download, with no in-app purchases.
Which has better reviews, ClockZ | Desk Clock & Alarm or AClock?
ClockZ | Desk Clock & Alarm is rated higher. ClockZ | Desk Clock & Alarm averages 4.5 out of 5 from 5.6K ratings, while AClock averages 4.4 from 55 ratings.
Do ClockZ | Desk Clock & Alarm or AClock have ads?
AClock shows ads; ClockZ | Desk Clock & Alarm does not.
Which is updated more often, ClockZ | Desk Clock & Alarm or AClock?
ClockZ | Desk Clock & Alarm ships an update monthly, and AClock every 2 months. Most recently, ClockZ | Desk Clock & Alarm was updated on October 29, 2026 and AClock on October 29, 2026.

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