Below is a list of some great web tools that allows you to convert text into speech.
Announcify reads out loud every website you want. For example, if you're too tired but still need to study one more Wikipedia entry, Announcify can help your tired eyes relax.
2- Fox Vox
"FoxVox will speak any text you highlight in a web page. FoxVox can also create audiobooks in mp3, ogg, and wav formats. You can now easily turn your blogs and articles into podcasts."
3- Natural Reader
NaturalReader is a text-to-speech software with natural sounding voices. This easy-to-use software can read to you any text such as Microsoft Word files, webpages, PDF files, and E-mails. NaturalReader can also convert any written text into audio files such as MP3 or WAV."
Balabolka is a Text-To-Speech (TTS) program. All computer voices installed on your system are available toBalabolka. The on-screen text can be saved as a WAV, MP3, MP4, OGG or WMA file. The program can read the clipboard content, view the text from AZW, CHM, DjVu, DOC, EPUB, FB2, HTML, LIT, MOBI, ODT, PRC, PDF and RTF files, customize font and background color control reading from the system tray or by the global hotkeys
5- Chrome Speak
"Chrome speak provides native support for speech on Windows (using SAPI 5), Mac OS X, and Chrome OS, using speech synthesis capabilities provided by the operating system. On all platforms, the user can install extensions that register themselves as alternative speech engines."
Odiogo lets you transform textual content into audio formats downloadable directly to the PC, iPods/MP3 players and mobile phones!"
7- Power Talk
PowerTalk is a free program that automatically speaks any presentation or slide show running in Microsoft PowerPoint for Windows.You just download and install PowerTalk and while you open and run the presentation as usual it speaks the text on your slides. The advantage over other generic 'Text To Speech' programs is that PowerTalk is able to speak text as it appears and can also speak hidden text attached to images.
8- QR Voice
9- Select and Speak
"Select and Speak uses iSpeech's human-quality text-to-speech (TTS) reads selected text. It includes 43 iSpeech text to speech voices. You can configure the voice and speed option by changing the settings at options page
10- Speak It
SpeakIt reads selected text using Text-to-Speech technology with language auto-detection. It can read text in more than 50 languages.
11- Text to Voice
TTS gives Firefox the power of speech. Select text, click the button on the bottom right of Firefox window and this add-on speaks the selected text for you. Isn't it brilliant? Audio is downloadable.
12- Text 2 Speech
Just enter your text, select one of the voices and download the resulting mp3 file to your computer. This service is free and you are allowed to use the speech files for any purpose, including commercial uses.
Voz Me is pretty much similar to QR Voice. It is very easy to use and has a simple interlace. Just type in your text and click to hear it spoken to you.