SysTools Duplicate File Finder is a software tool designed to identify and remove duplicate files from a computer or external storage devices. It scans selected folders or drives and compares files based on content, name, size, or checksum to detect exact or similar duplicates. The software helps users reclaim storage space, improve system organization, and reduce clutter by safely deleting or relocating duplicates. It provides a preview feature to review files before removal, ensuring important data is not lost. SysTools Duplicate File Finder supports multiple file types, including documents, images, videos, and music, making it a practical tool for efficient data management.