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PDFPenPro 5.8.1 a feature-filled app for PDFs

PDF power tool offers premium features for little more than a smile.

App Guide: iOS PDF tools

These apps can help you mark up, sign off, and otherwise annotate PDFs directly from your iOS device.

Expo Notes: Smile introduces PDFpen for iPad, iCloud storage

Smile Software has introduced an iPad version of its PDF-editing app, along with iCloud syncing of PDFpen documents for both the iPad and Mac versions.

Adobe plugs six critical holes in Reader

Adobe on Tuesday patched six vulnerabilities in the newest version of its popular Reader PDF viewer, making good on a late-2011 promise when it shipped an emergency update for an older edition.

Chrome 16 fixes high, medium-risk vulnerabilities

Google has released Chrome 16, a new stable version of its Web browser that addresses 15 high- and medium-risk vulnerabilities.

Critical Adobe Reader zero-day vulnerability exploited in the wild

Adobe is working on a patch for a newly discovered Adobe Reader vulnerability that is currently being exploited in the wild to infect computers with malware.

Scan To PDF for iPhone and iPad

There's some potential in this app that uses your iOS device's camera to scan documents and convert them into PDFs. But it also comes with too many preconditions for proper use, making Scan To PDF a frustrating app to use.

Convert webpages to PDF on an iPad

You say you need to be able to convert webpages and other documents to PDF files on your iPad? Here's a $6 way.

Adobe launches PDF reader for iOS

Adobe may dominate the PDF market on computer desktops, but it has largely left mobile devices like the iPhone and iPad to a range of competitors. No more. Adobe Reader for iOS launched Monday, a universal app for iPhone and iPad,

How to annotate PDFs

You don't need to buy an expensive program to add comments or notes to a PDF. Here's how to use Apple's built-in application, Preview, to do it all.