How often should I clean my phone memory?

[Niŕ]

[Fast_n_Curious]

Let android system manage it. Dont interfere much and android will learn to manage it. In android, free ram is wasted ram and its different than our laptops.

[SayanB001]

Restart your phone every 2-3 days and you are good to go

[Rohit004bharadwaj]

Delete the app cache and those app which isnot in use put them in deep sleep

[GMTECH1]

Delete app cache