If Data Rescue 4 can't recover lost files on your Mac disk, then it's time to send the disk to a high-priced data recovery specialist. Among software solutions, Data Rescue 3 is the last resort for your damaged disk.
In other words, Data Rescue 4 scans every sector of your hard drive, searching for data that looks like a data file or program file, and gives you the option of recovering it. I'm deeply impressed by its ability to recover lost files. I'm less impressed with Data Rescue 3's interface, which displays lots of pointless animations, but made me work far harder than necessary to identify exactly which files I wanted the app to restore to my disk. Still, despite Data Rescue 3's interface flaws, it may prove to be the one program that can bring back your data when you need it.
Scans disk sectors to recover files from damaged Mac disks, or deleted files from healthy disks. Clones failings disks so that files can be recovered from the clone copy.
CONSBuilt-in file previewer is clumsy to use and doesn't use QuickLook preview functions that may be available on the host system.
High-powered Mac recovery tool. If this app can't recover your files, you'll need to send the disk to a recovery lab.