azgb20rar c -afzip old_archive.rar new_archive.zip This recompresses without full extraction. Forgot to add recovery during archiving? No problem:

azgb20rar benchmark This measures compression speed (MB/s) across all CPU cores. Compare with online databases to see if your rig is underperforming. Need a standard ZIP? Use:

Note: Lower ratio percentage means better compression (files reduced more).