Here's my proposed application is in your flash:
1. Edition Mozilla Firefox portable
Quickest and most secure browser. equipped with a very nice addons.
2. VLC Media Player Portable
The best media player supports almost all media file format popular. Now take with you wherever you go.
3. Pidgin Portable
All-in-one instant messaging (AIM supports, ICQ, MSN Messenger, Yahoo, Gtalk, etc)
4. Portable ClamWin Antivirus
Free antivirus professionals to keep your PC secure anytime, anywhere.
5. Portable Notepad
Must have the means to programmers and developers. This is the main syntax highlighting feature makes it look different from other common text editors.
6. 7-Zip Portable
Now uncompress all compressed file types with this cool free application. Results can also be compressed smaller than winrar and winzip. This is one of the most popular freeware now made portable.
7. CCleaner Portable
Free, easy to use and very useful application. Clean up garbage files from your system in minutes. Make your PC run faster.
8. UTorrent
Download the torrent file from wherever you are.
9.Restoration
Recovering from a deleted file and no longer in the recycle bin.
10. Foxit Reader
Foxit Reader is small and fast PDF viewer that is compatible with PDF Standard 1.7. It includes Javascript support, interactive form filler, an explanation tool and built-in text converter.