Archived App (Last seen on 23 Jun 2025)

This is an archived listing of the app previously available on the App Store.

Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.

Details

  • Released
  • Updated
  • March 2, 2012
  • February 22, 2022

Features

Sleep Clock screenshot #1 for iPhone
Sleep Clock screenshot #2 for iPhone
Sleep Clock screenshot #3 for iPhone
Sleep Clock screenshot #4 for iPhone
iphone
ipad
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About

This visual alarm clock helps young children understand when it's time to sleep and wake up. It uses color-coded lights to signal sleep (blue) and wake-up (yellow) times, and can also function as a customizable nightlight. Optional audible alarms and short-term timers are available.

Visual sleep and wake-up indicators (blue/yellow)
Programmable timers with customizable colors
Acts as a night-light with adjustable brightness
Optional audible alarm
Useful for travel and time zone changes
Nighttime blue light for sleep, yellow for wake-up
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What's New in Sleep Clock

3.5.0

February 22, 2022

* Improved timezone support for travelling. * Minor timezone fixes which impacted clock changing on schedule.

User reviews

Don’t waste your money!

If I could give this app ZERO stars, I would! I just wish I would have read more reviews before I purchased. I set the sleep alarm for 20:00 and the screen turned navy at the right time. I set the awake timer for 07:00 and went to bed. My kid woke me up at 05:05! I told her it wasn’t 7 yet and she said, “but you said to get up when the light is yellow!” Nothing I tried would fix the wake color so, here we are - sleep deprived and grumpy.
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Response from developer

Sorry about these troubles. This was caused by an unusual timezone issue that only showed up in a few devices and has been fixed now in the latest version in the App Store.

Doesn’t work, support not available

Clock shows the right time, but the alarms go off at the wrong times (not the specified times). Not sure what is wrong with it. My kids got the yellow screen on christmas morning at 3am but it was supposed to go on at 7am.

Josh

Doesn't work

I set up the clock to show green at 7:00am and got woken up by my daughter at 5am! because the clock was showing green.

Getting the time right is the only thing I want from this app, and I'm quite annoyed it didn't work.

Response from developer

We are sorry about the trouble; this was caused by a rare timezone issue and has been fixed in the latest version of the app.

Does not work

I bought this app because it looked like it was just what I needed to help my kids stay in bed. It doesn’t work! I set the awake for 6:30 thinking that means am and the sleep for 19:00 thinking that means 7:00am. At 7pm it changes to the sleep color I picked and I was excited because it was working perfectly. Them at 2am I hear my children talking. The light had changed to green which was the get up color and they were up. 2:00am!!!!
I have tried to figure out how to get it to turn green at 6:30 instead of sometime in the middle of the night and can’t figure it out.
Do not waste your money on this app!
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Response from developer

We are sorry that the app did not work properly for you. We have identified and fixed a rare timezone issue that caused this problem and has been updated in the App Store.

Glowing blue nightlight is about the worst thing you can choose

It seems really odd that you can't choose the colors on the clock, only on the timers. Being forced to have blue as he nighttime color is a bad choice. Blue light impairs sleep. It would be much better if they stuck with standard colors of red and green for stay in bed versus versus wake up time. Also, the display times out, contrary to the application description.
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Response from developer

Hi, we have added the ability to choose from one of 12 colors to make this selection more customizable for you.

Developer apps

FAQ

What is Sleep Clock?

Sleep Clock is a visual alarm clock designed for children. It uses colored lights to indicate when it's time to sleep (blue) and when it's okay to wake up (yellow), helping young children understand sleep routines.

What age is Sleep Clock suitable for?

Sleep Clock works best for children aged 2 and older. It can be taught to children who are not yet able to tell time, making it a great tool for early sleep training.

Does Sleep Clock have ads?

No, Sleep Clock does not contain advertisements. It is a paid application, offering an uninterrupted experience for users.

How does Sleep Clock function as a nightlight?

Sleep Clock glows all night long, acting as a nightlight. Users can set the brightness of the device to their desired level, providing a comforting light for children.

Can Sleep Clock be used for other timers?

Yes, Sleep Clock offers two programmable timers with five customizable colors. These can be used for short-term activities like quiet time or time-outs.

What is the price of Sleep Clock?

Sleep Clock is available for a one-time purchase of $0.99. This makes it an inexpensive alternative to dedicated physical sleep clocks which can cost $40 or more.

How often is Sleep Clock updated?

The latest version of Sleep Clock is 3.5.0, which was last updated on February 22, 2022. This indicates a history of updates and maintenance for the application.

What devices support Sleep Clock?

Sleep Clock is supported on iPhone, iPad, and iPod devices. It is designed to be compatible with a range of Apple mobile devices.