VoiceAttack - VoiceAttack will take commands that you speak into your microphone
ABBYY FineReader - ABBYY's latest PDF editor software, FineReader 16 you can easily convert files like PDF to Excel, PDF to Word, edit, share, collaborate & more with this PDF editor!
VoiceMacro - Control applications or games by voice commands and/or by the press of a keyboard, mouse button or...
Tesseract - Tesseract is an optical character recognition engine for various operating systems
Braina - Braina (Brain Artificial) is an intelligent personal assistant software for Windows OS that allows you to interact with your computer using voice commands.
Onlineocr.net - Free Online OCR service allows you to convert PDF document to MS Word file, scanned images to editable text formats and extract text from JPEG/TIFF/BMP files