You can test out the Pro features (like OCR) without a license, though a small watermark may appear on saved documents.
The developers of PDF-XChange Editor (Tracker Software) offer a highly capable free version. Approximately 70% of the features are completely free to use for personal or commercial purposes. Advanced features can still be tested, though they will place a watermarked stamp on the saved document. pdf+xchange+editor+license+key+github+exclusive
Instead of risking your data, consider these official and secure options from Tracker Software 1. Use the Free Version PDF-XChange Editor (Free Version) You can test out the Pro features (like