Audiosaic

Play and organize your DRM-free audio content - Maintain multiple content catalogues (e.g. each of your children can maintain their own audio collection) - Organize content using folder-like nested groups - Automatically sync content and progress to other devices with iCloud - Import content and edit metadata with Audiosaic for the Mac and listen with the Audiosaic iPhone app - Share audio files on the go using the iPhone app - Join audio files - Batch-Edit metadata - Detailed playback history - Remembers all play, skip, seek and stop events and when they occurred - Set custom duration when to count a play event to be able to seek  through audio without creating unwanted play events - Create bookmarks - Bedtime mode: Set a timer to stop playback - Customize your playback: - Customize forward ad backward skip amounts - Full control over the playback speed - Disable lock-screen controls to avoid accidentally skipping while running