You should book this place, if you want to stay in Safe property in Istanbul city center. We were 5 friends, all of us had a privacy. ( 2bedrooms + living room, but living room can turn as a bed room).
Location: It is just few minutes walking distance from main street ( Istiklal).
Host is fantastic nice/polite person, he was even replying at the midnight. They took care of us very well. Even they let us to leave our stuff there for 10 days. DEFINITELY RECOMMENDING TO EVERYONE! Thank you guys.