latest Mobile Phones in 2017 iOS .sinf Name Calling In my ever present quest to identify the true owners of stolen iPods, I made discovery in iOS while examining a Touch that may be probative: the app .sinf files found in the /private/var2/Applications sub folders. According to File-Extensions.org: The SINF file extension is associated with applications for Apple iOS operating system that is used in Apple iPhone, iPad and iPod Touch. File contains information about digital rights that are applied in application. The SINF file is stored in an IPA iOS application archive. I found that by searching the ../Applications directory for .sinf files, and then grepping for the term "name", the Apple Store real name associated with the app can be discovered. On the Linux command line, this can be accomplished very quickly with: $ find private/var2/Applications -name "*.sinf" -exec strings -f {} ; | grep name Modification dates for the files can be used to create a timeline ...