Multi-column PDF files on 6 inch display, Crop PDF files with this tool. PaperCrop converts PDF documents such as articles, and academic papers into a PDF (or image sequence) so that it can be read on a small screen of e-book devices.

Usage
1. Open a PDF file (by clicking Load button, or drag-and-drop)
2. Choose a preset by clicking the default preset button
3. Process all pages

Usage 2 (for expert users)
1. Open a PDF file (by clicking Load button, or drag-and-drop)
2. (Optional) choose how many columns are in the pdf file, and then click the update button.
3. if results are not satisfactory, modify MIN gap and margin parameters, and then click the update button.
4. (Optional) choose a rendering option by clicking the option button
5. Process all pages.

Usage 3 (manual segmentation)
1. Open a PDF file (by clicking Load button, or drag-and-drop)
2. Uncheck automatic segmentation
3. Select a region by clicking, delete one by hitting DEL when necessary, or create one by dragging.
4. Process all pages or Process current page

The license of this software is Free, you can free download and free use this pdf converter software.