On the surface, Belkin's new TuneCast Auto Live ($80) looks a lot like its prior-generation FM transmitter and car charger TuneCast Auto, but surprise: it offers app integration. A free download of the Belkin ClearScan Live application -- triggered by connecting the plugged-in accessory to an iPhone -- quickly adds on-device clear station finding, audio adjustment, twin presets, and manual tuning capabilities, replicating the buttons of the TuneCast…
