Description: PDF-XChange Viewer is a free PDF reader and editor for Windows. It provides basic PDF viewing and annotation features like adding text notes, highlights, shapes, freehand drawing, and more.
Type: software
Pricing: Free
Description: R is a free, open-source programming language and software environment for statistical analysis, data visualization, and scientific computing. It is widely used by statisticians, data miners, data analysts, and data scientists for developing statistical software and data analysis.
Type: software
Pricing: Free