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)
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BOOST PRODUCTIVITY WITH A 60-MINUTE TIMER FOR FOCUSED TASKS.
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IDEAL FOR SPECIAL NEEDS, FOSTERING CALM TRANSITIONS FOR ALL USERS.
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CUSTOMIZE WITH 4 COLORFUL COVERS FOR A FUN AND ENGAGING EXPERIENCE.
KTKUDY Digital Kitchen Timer with Mute/Loud Alarm Switch ON/Off Switch, 24 Hour Clock & Alarm, Memory Function Count Up & Count Down for Kids Teachers Cooking, Large LCD Display, Strong Magnet (Black)
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SILENT & RING MODES: PERFECT FOR MEETINGS; AVOID INTERRUPTIONS EASILY.
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VERSATILE FUNCTIONS: TIMER, CLOCK, AND ALARM IN ONE FOR ALL YOUR NEEDS.
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CONVENIENT PLACEMENT: MAGNETIC, STAND, OR HOOK OPTIONS FOR EASY ACCESS.
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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STAY ON TASK: 60-MINUTE CLOCK ENHANCES ORGANIZATION AND FOCUS.
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INCLUSIVE DESIGN: EASES TRANSITIONS, BOOSTS PRODUCTIVITY FOR ALL ABILITIES.
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USER-FRIENDLY: NO TICKING SOUND & DRY-ERASE TASKS FOR SEAMLESS USE.
TXL Kitchen Timer for Cooking, Rechargeable Digital Magnetic Timer with Large LED Display, Loud Alarm, Sound Countdown, 4 Volume Levels and 3 Brightness for Classroom, Study (RGB)
- LONG 10-HOUR TIMER RANGE FOR COOKING, WORKOUTS & MORE!
- BRIGHT LED DISPLAY & LOUD ALARM ENSURE YOU NEVER MISS A TIMER!
- CUSTOM ALERTS & EASY OPERATION FOR EVERY ENVIRONMENT!
Antonki 2 Pack Digital Timer for Kids, Magnetic Countdown Kitchen Timers for Cooking, Egg, Classroom, Teacher, Exercise, Study, Oven - Battery Included
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LOUD/SILENT MODE: PERFECT FOR COOKING, CLASSROOMS, AND KIDS' ACTIVITIES!
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EASY TO USE: LARGE SCREEN & CLEAR BUTTONS FOR EFFORTLESS OPERATION.
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VERSATILE TIMING: UP TO 99 MINS & BUILT-IN MEMORY FOR CONVENIENCE!
Secura Pomodoro Timer, Rotating Cube Time Tracker, Flip Gravity Sensor with 7 Presets(1/3/5/10/15/30/60 Minutes), Visual Progress Bar for ADHD, Kids, Tasks, Work, Study (White)
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7 PRE-SET TIMES: PERFECT FOR FOCUS TECHNIQUES LIKE POMODORO.
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VISUAL PROGRESS BAR: HELPS MANAGE TASKS WITH CLEAR VISUAL CUES.
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ADJUSTABLE VOLUME: TAILOR ALERTS FOR ANY ENVIRONMENT SEAMLESSLY.
Antonki 2 Pack Classroom Timers for Kids Teachers, Magnetic Countdown Digital Kitchen Timer for Cooking, Study, Exercise, Games, Time Mangement - Loud/Silent Mode - Battery Included
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EFFORTLESS TIME MANAGEMENT: IDEAL FOR KIDS, TEACHERS, AND CHEFS ALIKE.
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LOUD ALARM & SILENT MODE: 96DB ALARM OR INSTANT SILENT FLASH FOR ANY SPACE.
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SMART MEMORY & AUTO SHUT OFF: REMEMBERS YOUR SETTINGS TO SAVE TIME.
Taylor 5849 Four-Event Digital Timer with Whiteboard for School, Learning, Projects, and Kitchen Tasks, white
- TRACK 4 EVENTS SIMULTANEOUSLY WITH UNIQUE ALARMS FOR EASY IDENTIFICATION.
- VERSATILE DESIGN: MAGNET OR STAND FOR CONVENIENT PLACEMENT ANYWHERE.
- BUILT-IN WHITEBOARD FOR NOTES, RECIPES, AND ASSIGNMENTS-NO MORE CLUTTER!
VOCOO Digital Kitchen Timer with 7.8” Extra Large Display, Magnetic LED, with 3 Brightness, 4 Alarms and 3 Volume Levels, Battery Powered Countdown Count Up Timer for Cooking, Classroom, Home Gym
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EXTRA LARGE DISPLAY: 7.8IN LED SCREEN WITH 3 BRIGHTNESS LEVELS FOR EASY READABILITY.
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CUSTOMIZABLE ALARMS: FOUR ALARM OPTIONS AND THREE VOLUME LEVELS TO SUIT EVERYONE.
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VERSATILE & CONVENIENT: RECHARGEABLE TIMER WITH MAGNETS FOR EASY PLACEMENT ANYWHERE.
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.