DriveSMART V1.0.2 is, as its name indicates, for checking discs
health. As soon the app is launched, a splash screen appears, one has
to click on "continue".

I've used it on Mac OS X up to Leopard, haven't tried any further OS.
As can be seen in the snapshots, I have a drive that fails a bit..

Compatibility
Architecture: PPC (Carbonized)

Mac OS X