Best Timer Libraries for Kotlin to Buy in October 2025

TIME TIMER Home MOD - 60 Minute Kids Visual Timer Home Edition - for Homeschool Supplies Study Tool, Timer for Kids Desk, Office Desk and Meetings with Silent Operation (Lake Day Blue)
- BOOST PRODUCTIVITY WITH A 60-MINUTE LEARNING CLOCK FOR ALL AGES.
- IDEAL FOR SPECIAL NEEDS-INTUITIVE DESIGN AIDS FOCUS AND TRANSITIONS.
- VERSATILE TIMER WITH CUSTOMIZABLE COVERS FOR ENGAGING ACTIVITIES.



TIME TIMER 12 inch Visual Timer 60 Minute Kids Desk Countdown Clock with Dry Erase Activity Card, Also Magnetic for Classroom, Homeschooling Study Tool, Task Reminder, Home and Kitchen Timer
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BOOST FOCUS WITH A 60-MINUTE LEARNING CLOCK FOR BETTER STUDY SESSIONS.
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INCLUSIVE DESIGN AIDS TRANSITIONS AND INDEPENDENCE FOR ALL ABILITIES.
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USER-FRIENDLY TIMER FEATURES OPTIONAL ALERTS FOR ENHANCED CONCENTRATION.



Time Timer MOD - Home Edition - Individual Sized 60 Minute Visual Countdown Timer for ADHD, Adults, Students, and Pomodoro with Silent Operation (Metallic Midnight)
- SUPPORT EDUCATION: 1% OF SALES AID INCLUSIVE EDUCATION INITIATIVES.
- CALM ATMOSPHERE: SOPHISTICATED COLORS ENHANCE MOOD AND FOCUS.
- SILENT TIMER: IDEAL FOR SOUND-SENSITIVE SPACES; NO LOUD TICKING!



Time Timer MOD - Home Edition - Rainbow Wheel - Individual Sized 60 Minute Visual Countdown Timer with 5 Minute Color Segments for Kids, Toddlers, Students, with Silent Operation (Multicolor)
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SUPPORT INCLUSIVE EDUCATION: 1% OF SALES AID EDUCATION INITIATIVES!
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COLORFUL PRODUCTIVITY BOOST: VIBRANT DESIGN ENHANCES MOOD & FOCUS!
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SILENT OPERATION: IDEAL FOR QUIET ENVIRONMENTS; NO DISTRACTING TICKS!



TIME TIMER PLUS 60 Minute Desk Visual Timer - Countdown Timer with Portable Handle for Classroom, Office, Homeschooling, Study Tool with Silent Operation (Charcoal)
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BOOST PRODUCTIVITY: 60-MIN VISUAL TIMER KEEPS YOU FOCUSED AND ON TRACK!
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SUPPORTS SPECIAL NEEDS: IDEAL FOR ALL AGES, AIDS THOSE WITH LEARNING CHALLENGES.
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USER-FRIENDLY DESIGN: PORTABLE, EASY-TO-USE TIMER WITH OPTIONAL ALARM FEATURES.



TIME TIMER MOD (Charcoal), A Visual Countdown 60 Minute Timer for Classrooms, Meetings, Kids and Adults Office and Homeschooling Tool with Silent Operation and Interchangeable Silicone Cover
- BOOST FOCUS WITH SILENT 60-MIN COUNTDOWN; IDEAL FOR ALL ABILITIES!
- DURABLE & PORTABLE DESIGN; PERFECT FOR SCHOOLS, HOMES, AND OFFICES!
- AWARD-WINNING TOOL ENCOURAGES INDEPENDENCE FOR SPECIAL NEEDS USERS!



TIME TIMER 120 Minute MOD Education Edition — Visual Timer with Desktop Software for Kids Classroom Learning, Testing Timer, Study Tool and Office Meetings with Silent Operation (White - 120min)
- BOOST PRODUCTIVITY WITH A VISUAL TIMER FOR EFFECTIVE TIME MANAGEMENT.
- IDEAL FOR ALL AGES, INCLUDING THOSE WITH SPECIAL NEEDS AND LEARNING DISABILITIES.
- CUSTOMIZE TIMERS USING THE FREE TIME TIMER DESKTOP APP FOR ANY SETTING.



Time Timer MOD with Tire Protective Case - Charcoal Case with Visual Timer - Individual Sized 60 Minute Visual Countdown for ADHD, Autism, Kids, Students, and Pomodoro with Silent Operation (Tread)
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SHOCK-ABSORBENT CASE PROTECTS YOUR TIMER FROM UNEXPECTED TUMBLES.
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BOOST PRODUCTIVITY WITH AN INTUITIVE 60-MINUTE LEARNING CLOCK.
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SILENT OPERATION IDEAL FOR SOUND-SENSITIVE ENVIRONMENTS & CLASSROOMS.


To generate a 10-ms timer in Kotlin, you can use the Timer
class provided by the Java standard library. Here's an example of how you can achieve this:
- Import the necessary libraries:
import java.util.Timer import java.util.TimerTask
- Create a Timer object and a TimerTask object:
val timer = Timer() val task = object : TimerTask() { override fun run() { // Code to be executed every 10 ms goes here } }
- Schedule the task to run repeatedly with a delay of 10 ms:
timer.scheduleAtFixedRate(task, 0, 10)
In the above code, the scheduleAtFixedRate
method schedules the task to run repeatedly. The second argument (0 in this case) denotes the delay before the first execution, and the third argument (10) represents the period in milliseconds between subsequent executions.
Remember to cancel the timer when you no longer need it:
timer.cancel()
By executing the provided code, you will have a 10-ms timer running continuously until you cancel it. You can replace the // Code to be executed every 10 ms goes here
comment with your own code that needs to be executed at the desired interval.
How to set the duration of a timer in Kotlin?
To set the duration of a timer in Kotlin, you can use the Timer
class from the java.util
package. Here is an example of how you can set the duration of a timer:
import java.util.Timer import java.util.TimerTask
fun main() { val durationInSeconds = 10 val timer = Timer()
timer.schedule(object : TimerTask() {
override fun run() {
// This block of code will be executed after the specified duration
println("Timer finished!")
}
}, durationInSeconds \* 1000L)
}
In this example, we create a Timer
object and call its schedule
method to schedule a task to be executed after a specified duration. The duration is specified in milliseconds, so we multiply the desired duration in seconds by 1000 to convert it into milliseconds.
Inside the run
method of the TimerTask
class, you can define the code that will be executed after the specified duration. In this example, it simply prints "Timer finished!" to the console.
Note that the timer.schedule
method is non-blocking, so it will not pause the execution of the program. If you want to block execution until the timer finishes, you can use a CountDownLatch
or similar synchronization mechanisms.
How to create a countdown timer in Kotlin?
To create a countdown timer in Kotlin, you can use the CountDownTimer
class provided by the Android framework. Here is an example of how you can create a countdown timer in Kotlin:
import android.os.CountDownTimer
fun main() { val totalTime = 60000L // Total time in milliseconds (e.g. 1 minute) val interval = 1000L // Interval in milliseconds (e.g. 1 second)
val countDownTimer = object : CountDownTimer(totalTime, interval) {
override fun onTick(millisUntilFinished: Long) {
// This method will be called every interval (e.g. every second)
// Update UI or perform some tasks every interval
val secondsRemaining = millisUntilFinished / 1000
println("Seconds remaining: $secondsRemaining")
}
override fun onFinish() {
// This method will be called when the timer finishes (reaches 0)
println("Countdown timer finished")
}
}
// Start the countdown timer
countDownTimer.start()
}
In this example, the CountDownTimer
constructor takes two parameters: totalTime
(the total time in milliseconds for the timer to run) and interval
(the interval in milliseconds at which onTick
will be called).
You can update the onTick
method to perform any desired actions or update the UI every interval. The onFinish
method will be called when the countdown timer finishes.
Make sure to import the necessary classes for the CountDownTimer
to work properly.
How to add custom actions when a timer expires in Kotlin?
To add custom actions when a timer expires in Kotlin, you can use the Timer
class from the java.util
package. Here's an example of how to do it:
- Create a function that defines the custom action to be performed when the timer expires:
fun performAction() { // Add your custom action here // This will be executed when the timer expires println("Timer expired. Performing custom action.") }
- Create a Timer object and schedule it to execute the custom action after a specific delay:
val timer = Timer() val delay = 5000 // delay in milliseconds (5 seconds)
timer.schedule(object : TimerTask() { override fun run() { performAction() } }, delay.toLong())
In this example, the performAction()
function will be executed after a delay of 5 seconds (5000 milliseconds).
Note that Timer
runs in a separate background thread, so if you're working with UI components, make sure to update them from the main thread using appropriate mechanisms like runOnUiThread()
for Android.
Remember to properly handle the cancellation and cleanup of the timer as needed.