Spike Software (www.spikesoft.net) has updated Audio Switcher 2.5.5, a maintenance update to its menubar applet utility for Mac OS X.

Audio Switcher allows you to control your input and output devices from login until shutdown. The app supports a wide range of devices, including USB audio devices, Apple’s Thunderbolt monitors, AirPlay devices, along with Firewire devices as well as the built-in audio hardware of your Mac desktop or laptop. Version 2.5.5 sports a resized menu bar icon.

Audio Switcher 2.5.5 requires OS X 10.7 or later. It costs US$4.99 and is available worldwide through the Mac App Store in the Utilities category. Current users can receive the free update via the Mac Store.