Good software developers to British company Piriform: CCleaner, Defraggler, Recuva - free utilities, which tests work better than their paid counterparts.
CCleaner 2.30 build 1130 (29/03/2010) - A utility to clean the system from the various "trash" - cookies, history of visited sites, temporary files (including the "production" of Web browsers and eMule, Google Toolbar, Office, Kazaa, Nero, Adobe Acrobat, WinRAR, Real Player and the some others), and ActiveX-elements. In addition, CCleaner supports cleaning the system registry of recordings of unused extensions, libraries, already remote programs, etc.
Language: English, Russian and Ukrainian

This new release of CCleaner adds a lot of improvements:
- Improved Firefox History cleaning to remove orphaned items.
- Improved Opera History cleaning.
- Improved Options Include / Exclude screens.
- Added manual domain adding for Cookies to keep list.
- Added time remaining to Wipe Free space.
- Added context menu to Summary Results for individual rule cleaning.
- Added context menu to Detailed Results to add file to Exclude list.
- Improved Firefox database compacting.
- Improved support for OpenOffice.
- Improved support for screen reader.
- Improved registry detection and backup support for 64-bit OSs.
- Improved Free Space wiping routines.
- Fixed bug in application detection algorithm.
- Minor GUI improvements.

Defraggler 1.18 build 185 (04/05/2010) - One of the best free defragmenters. Works with a drive and individual files. Supports USB and Vista.
The whole process is to analyze the user has selected the section, after which the list of the most fragmented files, which can be collectively or individually put together. Likely mechanism for processing based on a standard API from Microsoft.
Language: English, Russian and Ukrainian

Here's the full list of changes:
- Optimized and bug fixed defrag with large numbers of small files.
- Optimized 64-bit memory usage.
- Drive map is no longer blocked by background operations.
- Simplified the drive map highlighting to make it faster and more memory efficient.
- Fixed control sizes on file search form.
- Fixed issue with exclude files dialog.
- Fixed a few missing translations.
- Fixed bug displaying filenames containing ampersands.
- Improved memory leak detection mechanism.
- Lots of minor bug fixes.

Recuva 1.37 build 488 (14.04.2010) - A small freeware utility that is designed to recover deleted files from your PC accidentally or lost due to software failure or human error in the application. Easy to use, requires no special knowledge for successful use.
The process of finding and restoring files organized very simply, as though he and the program interface. After a fairly quick search of all deleted data on the media, flags and the need to perform a restore. Filtration system, as such, is not, which of course is a drawback. But, as an alternative, there is an active field «Find», which indicates either the name of the desired file, or an extension. Additionally, you can choose the type of displaying information found - a simple list or a tree, taking into account the directory structure.
Language: English, Russian and Ukrainian

The full change log is below:
- Improved support for scrolling context menu.
- Improved language support.
- Improved context menu in info panel.
- Minor changes to recovery algorithms.
- Minor UI changes.

Speccy 1.00.132 Final Release (23.04.2010) - Will give you detailed information about all components of your computer, including CPU, motherboard, memory, video card, hard drives, optical drives, audio devices and much more. In addition, Speccy show CPU temperature and hard drive. If you need to add more RAM to your system, you can check how many memory slots available on the motherboard and what kind of memory to buy (DDR2, DDR3). The screenshot shows the shape of the window Summary, and in each of the downstream sections - detailed information already available.
Language: English

Change log:
- First full non-beta release.
- Multi-language support added-note only English in this installer.
- Save settings to INI added.
- Standardized on sentence case for labels.
- Improved large font support.
- Lots of minor text tweaks and stability fixes.