Koolwire provides you a platform to convert your documents to PDF files in pretty simple way – Attach document to your email and send it to pdf@koolwire.com. That’s it and the converted file will be there in your inbox.
Try this service if you are having any documents to be converted to PDF files otherwise, there are Google applications for rest of the things including Presentations :).
I hope, you already know about online text extractor from PDF files – PDFTextOnline