Another new version of the oft mentioned program CCleaner has been released. You can get it from CCleaner download page which includes links to the version that do not include the toolbar.

v1.39.502 - [17th April 2007]
- Rewritten secure deletion code, now over 2x faster.
- Performance improvements deleting Internet Cache.
- Fixed bug in Recycle Bin cleaning.
- Fixed overflow error with a large number of temp files.
- Added AntiVir PE Classic and Premium cleaning.
- Removed PerfectDisk 8.0 cleaning.
- Optimized file size for language DLLs.
- Added Bosnian translation.
- Added Macedonian translation.
- Updated several translations.
- Minor bug fixes.