I've seen statements from users that it's not very useful. Those who sell can't even prove their huge earnings to see how profitable it is and it's also very expensive. If I have that app that is really working then I would not sell it to earn more because the app itself is already giving me continuous wealth.
its useful mate, it will lessen your time inside exchange as bot already have programs to set your expectations, I don't have a personal experience
with gunbot but reading the features of this program you will get an idea how trading can be performed without spending too much time as mention
the bot will do the task for you.