15 free downloads to pep up your old PC

"Got an aging Windows laptop or desktop computer, but money's too tight to buy a new one? Fret not. There's plenty of life in your old PC. It may seem sluggish and on the point of expiring, and its hard disk may be nearly full to bursting, but there's plenty you can do to clean it up, speed it up and give it new life."

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PDF-XChange Viewer

PDF-XChange Viewer is "smaller, faster, and more feature rich than the Adobe reader". It is free for private and commercial use. Additional features are also available in the pro version that they sell.

In addition to all the standard features here are some of the features available in the PDF-XChange FREE Viewer

• Add Comments and Annotations to any PDF file (subject to security settings) - unlike the Adobe Viewer which requires the PDF creation tool to be 'certified' by Adobe !
• Add & apply Custom Stamps from any Image or PDF File and even your Windows Clip board !
• Mark-up pages with text and objects
• Type directly on any PDF page, not just Adobe enabled forms documents - in Typewriter mode.
• Export PDF pages or entire files to any one of the supported Image formats including BMP, JPEG, TIFF, PNG and many more ...
• Extract text from a PDF page/File
• Make your navigation of large or complex PDF files both simple and enjoyable with the extended functionality of our 'Loupe' and the 'Pan' Window tools
• Fill and Save Adobe Forms to disk, email or 'post' !
• Full Javascript Engine included
• Updated JPEG2000 Compression support - improving speed.
• Plug-Ins for both MS IE or Firefox Browser's included
• Integrate seamlessly with your favourite translation software to translate text on the 'fly' - including : ABBYY Lingvo 12, Translate It!, Lingoes.
• Includes comprehensive Help file and PDF Manual - no extra downloads required to add features etc.
• Portable version also available - can be run from any suitable device such as a Memory stick/CD/DVD etc - simply unzip and use - no installation required - just 4MB download !