PDFCreator is a Office Tools software developed by OS Development. After our trial and test, the software is proved to be official, secure and free. Here is the official description for PDFCreator:

Edit by Marydown: PDFCreator easily creates PDFs from any Windows program. Use it like a printer in Word, StarCalc or any other Windows application.

PDFCreator Features

Security
Disallow printing and modifications on your documents
Protect your documents with a password
Encrypt your files with AES and up to 128 Bit
Digitally sign your documents to verify you as author and protect the file against modifications

Key Features:
Create PDF files from virtually any document
Use different Profiles to quickly switch your settings
Control the size and quality of the resulting file

Professional Features:
Server mode provides a network PDF Server for your users
Use the COM object to control PDFCreator from your application
With auto save, you can Create PDFs without user action