VeryDOC PDF Margin Auto Crop is a Windows utility program that lets you crop or removes the white margins (space) from PDF pages. PDF Margin Auto Crop is using image recognition arithmetic to determine margins and crop margins automatically, you needn't select or edit the margins by manual, and this will save lots of your time on crop box editing. PDF Margin Auto Crop is a stand-alone application, it doesn't require Adobe Reader and Adobe Acrobat products installed in your system. VeryDOC PDF Margin Auto Crop has following features: 1. PDF Margin Auto Crop is a standalone software, Adobe Acrobat and Adobe Reader NOT required! 2. PDF Margin Auto Crop is use command line version in batch and unattended operations; 3. PDF Margin Auto Crop does crop a hundreds of PDF pages in seconds; 4. PDF Margin Auto Crop supports concurrent conversion, you can process lots of PDF files at one time; 5. PDF Margin Auto Crop supports multi-thread environment, designing for Thread Safety; 6. PDF Margin Auto Crop supports drag and drop PDF files; 7. PDF Margin Auto Crop supports Win98/ME/NT/2000/XP/2003/Vista/2008/7 (both 32bit and 64bit) platforms; 8. PDF Margin Auto Crop is able to retain minimum margin in output PDF files; 9. PDF Margin Auto Crop does determine speckles which size less than special pixels, default is 20 pixels; 10. PDF Margin Auto Crop does determine black borders which width less than special pixels, default is 8 pixels; 11. PDF Margin Auto Crop is able to set temporary folder to store temp files; 12. PDF Margin Auto Crop is able to view processed PDF files automatically; 13. PDF Margin Auto Crop is able to process owner password and user password protected PDF files; 14. PDF Margin Auto Crop is able to process all PDF files in a folder and subdirectories recursively; 15. PDF Margin Auto Crop supports all version of Acrobat PDF files;