Disk Drill is available in a Free/Basic version and a Pro version for $89.
Disk Drill is a Mac data recovery software designed natively for Mac OS: easily protect your files from accidental deletion with Recovery Vault and recover lost data from Mac disks. When something is deleted Recovery Vault makes it possible to recover not only the file itself, but also its properties, such as original file name, location, etc. So you will always be able to recover data from Mac files system (HFS/HFS+) and FAT32 partitions. Disk Drill also includes more...
- new: Deep Scan gets the new signatures for Thumbs.db (cached previews on Windows), LWS (LightWave 3D Scene File), LWO (LightWave 3D Object File), ALS (Ableton Live Set File), SKETCH (Sketch vector drawing)
- new: recovery of the updated Numbers, Pages, Keynote packaged file formats
- improved: disk usage and CPU time required for Disk Drill's background daemon (data more...
- OS X 10.6.8 or later