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: The Editor Plus license includes an Enhanced OCR engine (powered by ABBYY) which is widely considered more accurate than competitors.

– PDF-XChange Editor offers a free version with most viewing and basic editing features (watermarks may appear on some outputs).

To remove watermarks and unlock Pro features, you must purchase a license from the official developer, .

If you use a Pro feature in the Free version, the software simply places a watermark on the document. It does not lock you out or stop working.

: The interface is functional but can feel dated or "busy" compared to modern minimalist designs.