What are the best practices for managing background tasks in Android apps to optimize battery life?

[alex2]

Managing background tasks efficiently is crucial for ensuring that Android apps provide a smooth user experience without draining the battery unnecessarily. As battery life is always a concern for users, developers need to be mindful of how background operations affect power consumption.

I’d like to hear from the community about the best strategies, techniques, and tools available for managing background tasks while optimizing battery usage. Below are some specific points I’m curious about:

WorkManager vs. AsyncTask/Handler:

How do you choose between using WorkManager, AsyncTask, or other threading mechanisms for background tasks? What’s the impact on battery life for each approach?
I understand WorkManager is ideal for deferred tasks that need to be guaranteed (e.g., uploading logs, syncing data), but are there any cases where using it may not be optimal?
JobScheduler vs. AlarmManager:

What’s the best way to schedule periodic tasks while ensuring minimal battery drain? Should we be using JobScheduler, AlarmManager, or something else, and when is it appropriate to use each?
How do you ensure that your tasks are only run when the device is plugged in, connected to Wi-Fi, or in an idle state to save battery?
Job Constraints and Exponential Backoff:

Are there best practices for configuring JobScheduler or WorkManager to handle job constraints like charging status, network availability, or device idle state?
How do you implement exponential backoff or retries for tasks that might fail, without impacting battery life?
Doze Mode & App Standby:

How do background tasks interact with Android’s Doze Mode and App Standby? What strategies do you use to handle tasks that need to run while these power-saving features are active?
Are there best practices for ensuring your app behaves well with these modes, especially if you need to sync data or send notifications?
Battery-Friendly APIs:

What are some newer APIs or features in recent Android versions that help manage background tasks more efficiently?
How do you optimize tasks like push notifications or background syncing with minimal impact on battery life?
Monitoring & Debugging:

How do you monitor the impact of background tasks on battery usage during development? Are there any tools or techniques you use to track and optimize background processing?
I’d love to hear your thoughts and any examples of strategies you’ve implemented that have helped improve battery performance in your Android apps. Any tips or insights on reducing background task overhead without compromising functionality would be greatly appreciated!