Kotlin Coroutine Delay Example | lifecycleScope Countdown Timer in Android App

Published: 20 July 2025
on channel: Swarup Kumar Saha
88
2

Learn how to build a simple Android app using Kotlin Coroutines and lifecycleScope. In this tutorial, you'll see:

How to use delay() to show a delayed message after a button click
How to run a countdown timer with coroutine on the UI thread
The difference between Dispatchers.Main and Dispatchers.IO

A practical explanation of coroutines and Android threading with lifecycleScope
Perfect for beginners in Android development who want to master asynchronous programming without blocking the UI.

Topics Covered:
Kotlin Coroutine Basics
lifecycleScope in Android
Using delay() and updating TextView
Countdown Timer using coroutine loop
UI Thread vs Background Thread


On this page of the site you can watch the video online Kotlin Coroutine Delay Example | lifecycleScope Countdown Timer in Android App with a duration of hours minute second in good quality, which was uploaded by the user Swarup Kumar Saha 20 July 2025, share the link with friends and acquaintances, this video has already been watched 88 times on youtube and it was liked by 2 viewers. Enjoy your viewing!