Hii guys, I am using Google Play Store since 2014.I never used other app stores becasue they provide very bad service.Play store is also safe, It provide mostly useful applications for android users.Before 2014 was used some other app stores but they break my trust by giving me virus in the place of useful applications. Atleast my phone was hanged.Then I leave my phone. Then I bought a new phone and Then I was never used other app store.I am using play store for only It is safe and secure for android devices.