Windows: Balabolka is a free application that supercharges text-to-speech in Windows. You can alter voices, pitch, cadence and speed, import popular text formats, and export the generated audio to popular audio formats.
Balabolka offers fine-tuning of text-to-speech voices, you can alter how fast the voice readers, what pitch it reads in and can even use custom dictionaries to improve pronunciation. You can import text in popular formats like TXT, PDF, EPUB and more, or simply cut and paste the text into the application. If you'd like to save the audio for later listening or load it on a portable device, Balabolka supports export into audio formats like WAV, MP3, WMA and more.
Visit the link below for more information and to grab a copy of Balabolka. Balabolka is Windows only, freeware and available as a portable application.
[via Addictive Tips]