Save the filled PDF locally with options to add Description, Encrypt/Decrypt, View preferences, Presentation Effect and Rotate/Crop. Save editing now and Resume editing later.

If you have ever tried to search for books using the most common search engines, then you know that actually finding one can be tough. Thankfully, there is toodoc.com. Through this search engine, you’ll be able to search the web for PDF files, and nothing else. This allows you to type in the key words that describe the book you are looking for, and see what’s available.

A permanent fixture of CNETs Download.com Top 30, PrimoPDF is a free tool for high-quality PDF creation, comprising a user-friendly interface that enables printing to PDF from virtually any Windows application.

PDFQueen – PDF Search engine. Free unlimited pdf search and download. Millions of documents in the database.

PrintFriendly makes printing on the web better. You’ll save paper and ink, plus get great looking documents.

Quick PDF Tools is a free Windows utility built using Debenu’s Quick PDF Library for working with PDF files.

Convert MS Office, Images, Web Pages, Vector Graphic Formats files to PDF or Convert PDF to Word (doc) or Excel (xls) document, extract Images from PDF.

A-PDF Number is a free software utility program that adds/creates page numbers in pdf files.

The following are 27 excellent usefull PDF tool everyone should know. If you get another usefull PDF tools, feel free to leave a comment.

PDF Converter is an online interactive Document-to-PDF conversion service. It converts various types of files, like Word DOC, Excel XLS, PostScript PS, PowerPoint PPT, RichText RTF and others to PDF. With only a few simple steps your documents can be converted in minutes.