When talking about PDF files, Those are files that can be only opened and edited with third party applications,Windows versions that are older than windows 8 does not have any kind of default apps that are capable for running PDF files.Thanks microsoft for adding PDF viewer on windows 8 and later OS, Which will help many windows users.
You can also save Web Pages into a PDF file using Google Chrome no Extension
However to open a PDF document we need some software like Adobe's Reader or Something similar to that.But Adobe's Reader is only the software that is completely free,Where other has to be paid.
Now what will you do for editing an PDF file, I have searched on internet many times for finding a software that is free to edit and open PDF files but i could not find a better one.Then i found some useful online tools that are caple for doing so.
Now i'm sharing best among those free one
1. PDF BUDDY
PDFBUDDY is a amzing free online website that allows anyone to edit create or view new PDF files in second./For using this website you are not required to install any software.You can edit it in your wish and save back it to your computer.This amazing website offers every thing off course in FREE of cost.
This website is under a company that focuses only on PDF documents,If you clearly examin the name of the website you will find that clearly shows it is for PDF files.They also offer many other servics based on various PDF services.PDFescape is also a free one.
3. CutePDF Editor
CutePDF Editor is a cloud based software.This site lokks exactly like a software that works on your computer.You are not required to create a new account for editing PDF.All you want is a Web Browser(Try to get latest) and a real time updated Adobe Flash Player installed.
4. Free Online Document Editor
This is another WYSIWYG based online document editor where you can edit or view your existing PDF document.Other than PDF documents it also supports ODT, RTF, OTT, XLS, XLSX, TXT, PPT, PPTX, ODP, PCL, PRN, TIFF, TIF, JPG, GIF, PNG, HTML, XPS and more