There are around 1000’s of apps in play store, windows store and app store. But we get confuse about that which app is secure and safe for the Ram and internal storage. Here is the few apps that you must download and it is enough for every device of smart phones like android based software or windows based software or IOS.
WhatsApp which most happen social media in the world because it using for many business and forward message and many more. We can make free international calls and video calls by the data charges.
Facebook is also major app which everybody must try and it consists of 40-60MB in an the stores.
Browser is not important to download because the phones which comes with the in new bud browser like for the android google chrome, for windows Microsoft edge and for IOS safari.
These three are major part of the must have apps in the mobile phone because unwanted apps may effect the phone and damage software.