Trakt for iOS
Works on iPhone and iPad.
Link: https://trakt.tv/lists/4472775
Not just True Crime stuff, but media that features some time of crime too. Also mysteries.
I'm always open to recommendations! See https://trakt.tv/users/bangiras/lists/read-me for ways to contact me if you don't have a Trakt.TV account.
Regularly updated by Tkreimark91
Continued on True Crime #92
I hit the 1000 list limit...
Expanded from original list by Martin Fermor
Discovery ID top TV shows
Sync Television Time archived shows through Trakt
True Crime
by Ravyn Jazper-HawkeVIP 5