This app is created by Lenovo and first appeared on smartphones and tablets of the company. It's now available to all Android users. Thanks to SHAREit you can transfer any file on the device where you installed the same program.
This application distinguishes the fact that the Internet connection it does not need, and also boasts high speed transfer of files regardless of their size and format, and the connection is created very quickly and easily.
Note that in addition to the client under Android there are desktop and “Apple" version of SHAREit.