Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
ttsMP3.com - ttsMP3.com is a web application that can convert your texts into audio MP3 audio files and vice versa.
MacLinguist - A pop-up translator for Mac and Windows that works with any application
VoiceMaker - Voicemaker is a web application with which you can convert your texts into audio by simply importing the text onto the dedicated text box.
Spanish to English - Instant Spanish to English translation. Thousands words and phrases available!
NaturalReader - Main Feature: Full Common Functions: Read Text Files o Text files o MS Word files