Switch Audio Converter for Mac is a sound-file format converter that takes files in a number of formats and recodes them in formats the Mac can handle. As it's not available through the App Store at the time of review, we obtained our copy from the publisher's Web site.
To use Switch Audio Converter for Mac you can add files to the interface through browsing or by drag and drop. The Switch Audio Converter for Mac interface is straightforward. The dialog box shows a list of files to convert, their existing format and size, and any metadata associated with the file. Icons at the top let you add more files or folders, as well as set conversion parameters and launch the conversion process on all queued files. By default, the input files are converted to MP3 format, but AIFF and WAV files are also supported. There's the option to automatically normalize audio when converting, so volume differences can be accommodated. Also, there's the ability to handle audio tracks from video files (AVI, MOV, and MPEG formats).
Switch Audio Converter for Mac worked as advertised, and we didn't encounter any problems in testing. We liked the ability to create a long list of files to convert by searching folders and then trigger the conversion while we went off to do other things. While there are other apps available that provide more file format support, Switch Audio Converter for Mac has all the most commonly used formats, and we liked it.
Editors' note: This is a review of the trial version of Switch Audio Converter 4.30.
Switch is a sound file converter for Mac. It can convert audio files from many sources into MP3, AIFF, or WAV format. Switch Converter is very easy to use. Just add the files you want to convert to the list, select the format you want to use, and then click the convert button. Features: Automatically normalize audio while converting. Access online database to add song information as you convert. Import multiple file formats at the same time and convert to one output format. Ability to play tracks prior to conversion. Import video files and extract audio (AVI, MOV, MPEG) options. MP3 encoder supports constant or variable bit rates from 8 to 320kbps with optional error correction and stereo modes. WAV encoder supports sample rates between 6,000 and 196,000Hz in PCM as well as a number of other audio codecs. It allows up to 32,000 files to be converted in one batch.