PDF-XChange Viewer PDF-XChange Viewer has been discontinued and replaced by the superior PDF-XChange Editor. You can download the free version of PDF-XChange Editor here. Current version: 2.5.322.10 Supported operating systems: Windows XP or later. Download EXE installer (32/64 bit) | 17.3 MB ZIP installer (32/64 bit) | 17.3 MB Viewer Manual (PDF) | 6.8 MB Portable version (ZIP) | 8.2 MB Portable Version (OCR Lang Files) | 7.5 MB MSI Network Installer (32 bit) | 29.1 MB MSI Network Installer (64 bit) | 34.1 MB Language Localization Tool | 13.4 MB Productdiscontinued