FastCopy is described as 'The fastest copy, delete, & sync software on Windows. It uses modern checksum verification to ensure copy accuracy and data integrity. It handles long Unicode path names over MAX_PATH (260 bytes), and automatically optimizes copy mode operations between the same' and is a very popular File Copy utility in the backup & sync category. There are more than 25 alternatives to FastCopy for a variety of platforms, including Windows, Mac, Linux, Flathub and FreeBSD apps. The best FastCopy alternative is TeraCopy, which is free. Other great apps like FastCopy are Ultracopier, Robocopy, CopyMastro and SuperCopier.