Free voice and speech software for windows

SCICA Speech is a free, useful and simple text-to-speech application which allows you to change the volume, rate, and voice of the speaker in addition to saving speech output to a wave file. It can also handle clipboard text as well.

Alien Speech - Free Text to Speech software Alien Speech application is designed to be a freeware Text to Speech program.
Simply type in some text or load a text file, and Alien Speech will read it for you, at a speed and pitch of your choice. This text to speech converter is completely free and is based on the microsoft text to speech engine, meaning it is compatible with nearly all recent versions of Windows.

FreeVoice is a Freeware application that uses Microsoft Agent characters to provide Text-to-Speech and Voice Control capabilitie FreeVoice is a free, simple and easy-to-use program that uses Microsoft Agent characters to provide Text-to-Speech and Voice Control capabilities.
Main features:
- Multiple Characters - FreeVoice can display up to 15 characters (called agents) simultaneously. You can select which agents are to be loaded automatically on startup
- Read from Clipboard - Double-Clicking an agent will make the agent read the text that is currently on the clipboard.
- Read from Files - FreeVoice can read text from plain-text files and play wave sound files.
- Voice Control - You can use voice commands to control FreeVoice and launch programs. FreeVoice automatically adds voice commands for all programs on the currently-logged on users Start Menu.
- TODO List - FreeVoice includes a TODO list that will be read out after the specified duration.
- Reminders - You can set reminders for a specific date and time. FreeVoice will read out the reminder and display a message at the specified data and time.
System requirements:
- Pentium 100 MHz with 16 MB RAM
- Windows Compatible Sound Card
- Microphone (Required only for Voice Control)

ZebSpeech is a FREE program, which supports Text-to-Speech (computer reads the text to you!) and speech recognition (you dictate the text to computer and it types!) technologies.
You will be able to add/remove your own word for recognising, create your own voice for text-to-speech as well as use many options provided to change the way Speech Recognition and text-to-speech works.
In addition ZebSpeech has an advance word-processor, which supports many useful features. For example you can edit Microsoft Word .doc files, and convert files to .pdf WITHOUT requiring any extra third-party software. You can export files to css, html as well as open and edit XML.
In version 2 ZebSpeech allows mail merge, report generation and database editing and handling. Also you can use Microsoft Word for Speech Recognition and text-to-speech by using ZebSpeech?s add-in.
Speech recognition, text-to-speech and word-processor makes ZebSpeech a unique and comprehensive software!

Natural Voice Text to Speech Reader is a fully functional and free text-to-speech application with Microsoft Voices. Just one-click, you can have your computer read any part of the news, weather forecast, charting messages, and e-mails.
The application can also read Word documents, Rich Text files, and PDF files. The speaking speed and voice quality can be changed at your wish. You can also save the voice as a WAV file, so that you can listen later or burn it onto a CD.
You can also record your sound to compare Natural Voice and your voice. New feature in this edition is: to read internet news, you can just click an IE icon or menu, to hear other text, just click copy, computer will read selected text back to you
The main difference between the Standard version and Enterprisel version is that enterprise version supports and contains natural voice, but standard version uses Microsoft Voices.

With SpyXie Voice Chat you can easily connect to another computer running Windows and run a voice-chat session.
All you need is network access and permissions to connect to the other computer.