Adobe reader 10 is free for windows mobile phones. Adobe reader is really very useful software for mobile users. Mobile users can open and reader PDF files with adobe reader 10, this software is very easy to use in windows mobile.
User can zoom pdf file with help of adobe reader in his/her mobile. Adobe reader also have landscape option for mobile users.
If you are using windows mobile for your business then you must install adobe reader 10 for quick view of pdf files.