TL;DR: PDF Agile gives Windows users a fast, full-featured PDF editor—complete with OCR, conversion tools, security features, ...

A perpetual, feature-rich PDF editor under $30 is rare. Download a lifetime license for SwifDoo PDF Pro for Windows for ...

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The best free PDF reader apps do more than just act as a PDF viewer - any modern browser can do that. What I'm looking for is tools that go beyond that, offering commenting, collaboration, and ...