Audacity creates quality podcasts and music capture for soundtracks or to embed into a web page or blog.
Garage Band provides options for capturing voice and exporting audio clips as podcasts.
Web 2.0 tools such as Audioboo or Soundcloud can provide easy to use and accessible ways to capture student ‘voice’.
Some apps for phones or tablets are also possible ways to capture your voice. iTalk will record your voice, email an audio file which can be inserted or uploaded to a Web 2.0 tool.
Voki provides options for a selected avatar to speak a message that you either record yourself or type into a text box. Here is one sample.
Voxer allows you to share voice, image or text messages with friends or connections.
Vocaroo allows you to simply record your voice and save it for embedding on your website or blog.
Adobe Spark - slide presentation with high quality voice recording