A Better Finder Rename | http://www.publicspace.net | Rename files in batches a lot of different ways | $19.95 plus options |
Audio Hijack | http://rogueamoeba.com/ | Record any audio | $49, free for sessions under 10 minutes (see site) |
Avast Mac Security | http://www.avast.com | Protect both the Mac and whatever else you're running on top of it. | free (annual reregistration) |
ClipGrab | http://clipgrab.de | download YouTube videos, with good searching | German donationware |
Default Folder | http://www.stclairsoft.com | Things that have been missing from the file system forever. If you can see it, you can jump your file dialog to it. | $34.95, free 30 days |
Dropbox | http://dropbox.com | "Cloud" backup, sharing, and more. | free |
Fetch | http://fetchsoftworks.com/ | file transfer | $29 (free for educational & charitable); I think you can try it out. |
GraphicConverter | http://www.lemkesoft.de | Cheaper than Photoshop by miles. | German shareware $39.95 |
iResize | http://daniele.ch | Resize photos easily | Swiss Donationware |
Klondike Forever | http://www.solitaireforever.com/ | Solitaire | free |
MacPaw Gemini | http://macpaw.com/gemini | Duplicate file finder. | Ukrainian $4.99, free demo |
Opal | http://a-sharp.com/opal/ | Outliner | $32 (30 days free) |
Parallels | http://parallels.com | Run Windows on your Mac (at the same time) | $79.99 (with occasional specials |