Our tools are different in functionality (DiskWarrior is for Full Volume Rebuild & Recovery). We recommend owning both tools for their respective expertise.
Do keep in mind APFS rebuilding is still not possible by any Disk Utility at this time:

ALT TechTool Support page on APFS.
https://www.micromat.com/apfs-support-status-13/

ALT DriveGenius on APFS Rebuild Ability.