Comparison

Simple Clock vs Alarm Clock

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

Head to head
About

Simple Clock

A straightforward digital clock designed for focus and study sessions. It offers a simple interface with essential timekeeping functions and customizable themes to enhance your work environment.

Highlights
  • Basic time, date, week display
  • Countdown timer
  • Timing function
  • Pomodoro timer
  • Multiple themes and fonts
  • Custom background image
Features
Read full description

This clock is very easy to use, open it, put it on a good place, that's it. All you have to do is enjoy your study hours. Supports: # Basic time / date / week display # Countdown function # Timing function # Tomato timer # Multiple themes and fonts # Custom background image

About

Alarm Clock

This alarm clock app helps heavy sleepers wake up with fun games and customizable features. It offers a unique way to disable alarms by requiring users to complete challenges, promoting better habits and a quicker start to the day.

Highlights
  • Customizable ringtones and backgrounds
  • Wake-up games to disable alarm
  • Idioms and word fill-in-the-blank challenges
  • Habit development for waking up
  • Ad-free membership option
  • Multiple alarm settings
Features
Read full description

Spring sleepy, autumn sleepy, summer snooze, sleepless winter March ~ If you are also a "difficult to wake up", you may want to try the "Keep Alarm" App. This is a cute and fun alarm clock, set the alarm clock can also customize the personalized dress and ringtones, the interface is simple and healing. The special thing is the way to unlock the alarm clock, when the alarm goes off, choose to open the wake up game, and must pass this game to turn off the alarm clock. Idioms game, word fill in the blank ... This must be an effective way to make the brain quickly awake, the brain is awake, sleepy also dissipated. Want to make it stop? Just get up! Develop good habits, which is the biggest help to your health. Renewal membership package description: - Membership benefits: remove ads, multiple wake up calls, cute backgrounds, member logos, random ringtones and other value-added benefits. - Permanent discount: order permanent product price is $9.99 to open permanent membership. - Month discount package: order one month product price is $1.99/month, automatic renewal of the next month $1.99 / month. - Year discount package: free subscription or use for the first 3 days, auto-renewal for $5.99/year. -- Payment:Payment is deducted through the user's iTunes account, and payment is made once the user confirms the purchase. --renewal:Apple iTunes account will be debited within 24 hours before expiration, and the subscription cycle will be extended by 1 subscription cycle after successful debit. --Cancel the subscription:If you want to cancel the subscription, please operate at least 24 hours before the current deduction period, how to operate:Go to [Settings]->click [iTunesStore and AppStore]->click [Apple ID], select [View AppleID]->[Account Settings]->click [Subscriptions], and choose to turn off the alarm VIP to cancel subscription can be. Privacy Policy: [http://nao.beijingmorning.cn/xieyi/policy.html] User Agreement: [http://nao.beijingmorning.cn/xieyi/index.html] Member Service Agreement: [http://nao.beijingmorning.cn/xieyi/xieyif.html] - Contact us - Keep Alarm, not easy to develop, if you encounter any problems in the use, please contact us!

Screenshots

Simple Clock4 screens
Alarm Clock4 screens

Verdict

The call

The clearest difference is update cadence: Simple Clock at fortnightly against Alarm Clock's every 6 weeks. Simple Clock also leads on ratings volume (303 vs 22) and review sentiment (75% vs 65%). On price, rating, ads and in-app purchases 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. Simple Clock sells 2 one-off in-app purchases and Alarm Clock sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Simple Clock against 4.6 for Alarm Clock. That said, the two scores are not equally well evidenced: Simple Clock has 303 ratings behind it against 22, so its average is the more settled of the two. Written reviews are what separate them: 75% of Simple Clock's written reviews are positive against 65% of Alarm Clock's.

UpkeepUpdate frequency

Simple Clock ships an update fortnightly, Alarm Clock every 6 weeks. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

Scorecard4 real differences · 6 level
Simple Clock versus Alarm Clock: the parameters behind the verdict, then further details
ParameterSimple ClockAlarm Clock
PriceFreeFree
Rating4.5 (303 ratings)4.6 (22 ratings) — better
Positive reviews74.8% of reviews — better64.5% of reviews
Number of ratings303 — better22
Update frequencyFortnightly — betterEvery 6 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size20 MB282 MB
Age rating4+4+
Developer乃君 黄XMAN HONG KONG LIMITED

Customer experience

Simple Clock

All ratings297 ratings
Positive88.2%
Neutral2.7%
Negative9.1%
Written reviews123 reviews
Positive74.8%
Neutral8.1%
Negative17.1%

Alarm Clock

All ratings22 ratings
Positive95.5%
Neutral0.0%
Negative4.5%
Written reviews31 reviews
Positive64.5%
Neutral3.2%
Negative32.3%

Bugs and requests

Simple Clock

Reported bugs

11 issues
  • Cannot exit timer mode
  • App unresponsive on some devices
  • Quit working correctly, stuck on military time
  • Cannot change clock design
  • Not compatible with iPhone
Show 6 more
  • Cannot restore purchases
  • Timer only 15 minutes in free version
  • App does not respond when operating from smartphone
  • Need to uninstall to delete timer
  • Custom image changes time number color to gray
  • App drains battery quickly

Requested features

17 requests
  • Add alarm function
  • Allow setting custom wallpaper and adjusting its size/position
  • Add option to change font color with custom images
  • Add a countdown feature
  • Add PiP mode for iPad
Show 12 more
  • Add option to keep night mode setting
  • Add option to change date format
  • Add option to change text color and position
  • Add stopwatch functionality
  • Add simple white noise sounds
  • Add music to the app
  • Add a daily total time recording function
  • Add option to change AM/PM to 00:00 format
  • Add option to disable second display
  • Add vertical mode for phones
  • Add analog/flip clock styles
  • Allow restoring purchases

Alarm Clock

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Simple Clock

One-time2
  • unlock all contents$0.99
  • Support Developer$1.99
5 purchases

Alarm Clock

Subscriptions2
  • Monthly Membership$1.991 Month
  • Yearly Membership3 Days trial$5.991 Year
One-time3
  • Remove advertising$0.99
  • Permanent Membership$9.99
  • Permanent Membership$14.99

Questions

Is Simple Clock free?
Simple Clock is free to download, with in-app purchases available.
Is Alarm Clock free?
Alarm Clock is free to download, with in-app purchases available.
Which has better reviews, Simple Clock or Alarm Clock?
Alarm Clock is rated higher. Simple Clock averages 4.5 out of 5 from 303 ratings, while Alarm Clock averages 4.6 from 22 ratings.
Do Simple Clock or Alarm Clock have ads?
Both Simple Clock and Alarm Clock show ads.
Which is updated more often, Simple Clock or Alarm Clock?
Simple Clock ships an update fortnightly, and Alarm Clock every 6 weeks. Most recently, Simple Clock was updated on October 20, 2026 and Alarm Clock on October 21, 2026.

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