simply use google.com to search for it and you will find your answer fast: https://www.google.com/search?q=BTCP
the first two results are the website of bitcoin private: https://btcprivate.org/ and the announcement topic of it: https://bitcointalksearch.org/topic/ann-btcp-bitcoinprivate-a-truly-private-bitcoin-equihash-2675257
it is just using famous names "bitcoin and zcash" to create yet another useless fork of bitcoin. i lost count but i think this is the 26th fork so far!
if you hold your bitcoin on an exchange like Yobit, they will automatically give you this new shitcoin.
and for wallet it will always be their official wallet and on rare occasions coinami wallet.