Mechanically Add Tags Taxonomy in Publish from Customized subject’s worth

I wish to routinely add my ACF customized fields worth as a tags when i publish/save the submit.

First Tag:

My ACF Customized subject’s id is: app_name

I wish to add "Download Free app_name Latest Version" as a tags routinely after publishing the submit.

Second Tag:

My ACF Customized subject’s id is: app_dev

I wish to add "Get app_name By app_dev from Here" as a tags routinely after publishing the submit.