For years, Titanium Backup was the first app any root user installed. It offered features that standard Google backups couldn't touch: Disabling bloatware without uninstalling it.
Titanium Backup Pro remains a legendary tool, but "better" is subjective. If you have an old device you're tinkering with, the classic Pro Key is great. But if you want a stable, fast, and modern experience on a current flagship, or Neo Backup will likely serve you much better.
If you are frequently switching Custom ROMs, Migrate "flashes" your apps and data via TWRP/OrangeFox, making the transition seamless. The Risks of "Pro Key" APKs