swift - Is there a way to wake the ios app periodically?

Question

I need my app to wake up every x hours, fetch the data from device and send it to the server.

Is it something doable? If I can implement voip pushkit or fcm?

Thanks.

Answer 1

Use background task

Request the system to launch your app in the background to run tasks.

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Thiese articeles might help you.

Background Tasks

BGTaskScheduler

A sample app from Apple.

Refreshing and Maintaining Your App Using Background Tasks

A WWWDC toturial

Advances in App Background Execution