ATB alarmtoolbox

Background Color Font Color
Alarm Queue
No new alarm time(s) set as of yet. + Start adding alarms.
No new alarm time(s) set as of yet. + Start adding alarms.


Press "SAVE" to keep the alarm time(s).
or set alarm countdown from current time: ?
create multiple alarms at once: ?
Contact us for comments and suggestions

A Quote About Time

ATB Online Alarm Clock

This web application is optimized for desktop.

Do you need to be reminded of the time?

Worry no more...

... forever-free unlimited custom online alarm clock... READ MORE

Disturb yourself the way you like it


Text-To-Speech Demo

Hear how your own words will sound here. TEST IT OUT

Play Sound

Play the sound clips from ATB's gallery. LISTEN

How To Use ATB Online Alarm Clock

  1. Set the alarm time.
    • Set the alarm by selecting from the dropdowns for the hour and the minute and adding it to the queue.
    • Or set the alarm to trigger after some time by clicking the button with the desired countdown time.
    • (NOTE: You can set as many alarms as you like. And you can change the action for each alarm.)
  2. Select alarm type/action:
    • Sound - select from our list of sound loops.
    • URL - place the url of the link you want to go to.
    • Text-to-speech - write down what you want to hear.
    • Radio - select from our list of internet radio stations.
    • (NOTE: If you wish for us to add anything to the list of actions, please send us a message.
  3. Wait for it go off.
  4. Additional Features
    • You can turn off alarm(s) individually by pressing the "pause" button at the right side of the alarm time. And turn it on again by pressing the "play" button .
    • You can now automatically set multiple alarms of specific intervals within specific time frames.
    • When the alarm triggers, the action page will show; On that page, you can select to either delay the alarm for a some time, or stop it completely on the spot.
    • In case of a url, it will open in another window/tab.
    • You can choose whether to re-add the last triggered alarm automatically so that you won't have to add it again manually.
    • You can select an ambient sound to play in a loop while waiting for your alarm time(s).
    • ... (some features might already be available and maybe just not yet listed here. We will keep adding more).

Options / Settings

Time Zone
Local System TimeApply Format
Universal TimeApply Format
Time Format
12-Hour FormatApply Format
24-Hour FormatApply Format
Clock Display Size
XS - Extra smallApply Size
SM - SmallApply Size
MD - MediumApply Size
LG - LargeApply Size
XL - Extra largeApply Size
Ambient Sound OFF
Ambience NameAction
Airplane In FlightApply Ambience
BeachApply Ambience
Beach At NightApply Ambience
Beach Camp FireApply Ambience
Clock Ticking 1Apply Ambience
Clock Ticking 2 (big)Apply Ambience
CricketsApply Ambience
Cruise Ship EngineApply Ambience
PsychedelicApply Ambience
RainApply Ambience
Heavy RainApply Ambience
Guided BreathingApply Ambience
Font Color & Background Color
#FF7F7FVivid Tang.UseUse
#7FFF7FMint GreenUseUse
#FF7FFFBlush PinkUseUse
Alarm Sound
Sound NameAction
Random AlarmUse Sound
BuzzerUse Sound
Car AlarmUse Sound
Clock BellUse Sound
Elephant (angry)Use Sound
Grandfather ClockUse Sound
Nuclear SirenUse Sound
Cat 1Use Sound
Cat 2Use Sound
CowUse Sound
Dog Bark 1Use Sound
Dog Bark 2 (small dog)Use Sound
Dog Bark 3 (pack)Use Sound
Dog Whine 1Use Sound
Dog Whine 2Use Sound
Dog Whine 3Use Sound
GoatUse Sound
Goat (baa)Use Sound
LionUse Sound
Pig (oink)Use Sound
Rat (squeek)Use Sound
Rooster 1Use Sound
Rooster 2Use Sound
Rooster 3Use Sound
Rooster 4Use Sound
Baby Laugh 1Use Sound
Baby Laugh 2Use Sound
Evil Laugh 1Use Sound
Evil Laugh 2Use Sound
Evil Witch LaughUse Sound
Attention Please Glass TapsUse Sound
Censor BeepsUse Sound
Clearing Throat (male)Use Sound
Clearing Throat (female)Use Sound
Clearing Throat (female) 2Use Sound
Drums (Ba Dum Tss)Use Sound
Dying RobotUse Sound
Car HornUse Sound
Mouth PopUse Sound
Music BoxUse Sound
PunchUse Sound
Record ScratchUse Sound
Scared Girl ScreamsUse Sound
SlapUse Sound
Thunder ClapUse Sound
Cat Call WhistleUse Sound
Wind WhooshesUse Sound


  • alarm
    • an anxious awareness of danger.
  • alarm clock
    • a clock with a device that can be made to sound at the time set in advance, used to wake someone up.
  • clock
    • a mechanical or electrical device for measuring time, indicating hours, minutes, and sometimes seconds by hands on a round dial or by displayed figures.
  • coordinated universal time
    • UTC
    • is the international standard on which civil time is based. The world regulates clocks and time based on UTC.
    • is within about 1 second of mean solar time at 0° longitude, and is not adjusted for daylight saving time.
  • day
    • each of the twenty-four-hour periods, reckoned from one midnight to the next, into which a week, month, or year is divided, and corresponding to a rotation of the earth on its axis.
  • digital clock
    • is a type of clock that displays the time digitally (i.e. in numerals or other symbols).
  • duration
    • the time during which something continues.
  • hour
    • a period of time equal to a twenty-fourth part of a day and night and divided into 60 minutes.
  • interval
    • an intervening time.
    • a pause or break in activity.
  • minute
    • a period of time equal to sixty seconds or a sixtieth of an hour.
  • month
    • each of the twelve named periods into which a year is divided.
  • period
    • a length or portion of time.
  • second
    • a sixtieth of a minute of time, which as the SI unit of time is defined in terms of the natural periodicity of the radiation of a caesium-133 atom.
  • sound
    • vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.
    • sound produced by continuous and regular vibrations, as opposed to noise.
    • music, speech, and sound effects when recorded and used to accompany a film, video, or broadcast.
  • system time
    • represents a computer system's notion of the passage of time.
  • time
    • the indefinite continued progress of existence and events in the past, present, and future regarded as a whole.
    • a point of time as measured in hours and minutes past midnight or noon.
  • time zone
    • a geographic region within which the same standard time is used
    • one of the 24 regions or divisions of the globe approximately coinciding with meridians at successive hours from the observatory at Greenwich, England.
  • universal time
    • is a time standard based on Earth's rotation.
    • is a modern continuation of Greenwich Mean Time.
  • week
    • a period of seven days.
  • year
    • the time taken by the earth to make one revolution around the sun.
    • the period of 365 days (or 366 days in leap years) starting from the first of January, used for reckoning time in ordinary circumstances.