Balabolka Portable is a text-to-speech software that can read aloud any text in a natural-sounding voice. It s various file formats including DOC, EPUB, PDF, and HTML. The software allows s to customize the speech rate, voice, and volume, and can also save the audio output as a WAV, MP3, or OGG file. Additionally, Balabolka Portable can highlight words as they are being read and s multiple languages.