Avast Mobile Security.
Malwarebytes
VIPRE
Nox
Lookoukout
These are Best application to protect devices from any attack
these application very easy to use everyone can understand this
Ledger Nano S. ...
Exodus. ...
Electrum. ...
Myceliumum.
these are the best wallet for bitcoin it is very easy to use and understand very useful for us
Yobit mobile app is available it is very easy to use theme is very simple everyone can understand and use if you have trading mind then you can earn a lot money it is very good app ..
In my point of view pi network is fake they can't lunch any coin or currency they use of us to market there app and earn money pi network is scam don't waste your Time
Earn free crypto currency by watching ads which apps provide this service is a waste of time these apps give ous very little amount of money which we can't withdraw
There are a lot of apps which provides the service of trading like binance ,okex , octafx and many other apps but trading is from app which is unregistered is very risky