Sync two folders by overwriting older with a newer one.
Measure performance of your graphic processing unit.
Split & recombine large files; create PAR files.
Performs only one function: click many times and as fast as you want.
Unzip entirely or partially, preview and compress files on Mac.
Rename batches of files.
Rename files, formatting names and extensions by adding, removing, replacing text, and by numbering.