Using the app, people soon learned the superiority WiFi has over bluetooth.
Features and Highlights
SHAREit can send any kind of files between devices.
Its free, too.

The free functionalities, however, come with a certain cost.
To connect devices for file sharing, SHAREit creates an ad-hoc WiFi hotspot which is protected by password.
it’s possible for you to either use the default password or create your own password.

The rig-to-rig connection can also be initiated by scanning the QR code provided by SHAREit.
The file transfer is ready to begin once the QR code is recognized.
It is too popular that you could even find it pre-installed on some laptops.
However, there is one important thing that you should know before deciding to use SHAREit.
If you refuse it, you will not be able to use SHAREit on Windows.
This is undoubtedly a big letdown for users who dont take privacy issue lightly despite the non-identifiable promise.