Abaiko Disk Space Monitor
Abaiko Disk Space Monitor is a program monitoring free space on the disks of your computer. Modern computers have a lot of space on their disks. And people stopped watching the space thinking that disks of that size just cannot be too small. Most likely, some software developers stick to that... The simple, but still useful tool Abaiko Disk Space Monitor will keep you informed about the amount of free space on your disks. ... Abaiko Disk Space Monitor is intended for both regular home users and system administrators that need space for quickly growing logs of various systems, enlarging...
http://www.abaiko.com/download/abaiko-disk-space-monitor.exe - 2Mb - Download - Screenshot

Disk Redactor
Disk Redactor is WIPE utility, that prevent restoration of the old ( deleted ) files at your disks. All free space at your hard disk will be wiped from an old information. This is necessary because the delete function does not clear the space where deleted file is located and just mark the entry... Old information will be available until the other file will overwrite it ( will use the same space at the disk ). ... But actually all information about the file is presented at the disk and can be restored!
http://www.cezeo.com/downloads/disk-redactor.exe - 361Kb - Download - Screenshot

Flobo Disk Clean
Your computer disks are right now full of unwanted, unneeded and junk files that only slow down your PC ,take valuable space and may cause application problems. Flobo Disk Clean do a complete clean up at your system keeping it running like new, deleting all sort of files not needed, including... Free disk space , fix and prevent errors in your system and speed it up with Flobo Disk Clean.
http://www.floborecovery.us/FloboDiskClean.exe - 332Kb - Download - Screenshot

Sentry-go Quick Disk Monitor
The Sentry-go Quick Disk Monitor allows you to quickly & easily check available disk space on your local PC or server. Running as Windows service, checks can be made periodically without any user action, checking for either a given amounto f space (Mb) or percentage disk space free. ... If insufficient space is found, the monitor can automatically take corrective action to delete temporary files & free up space. ... The monitor can be configured either locally or centrally using the Sentry-go Quick Monitor Console.
http://www.3ds.co.uk/sentry-go/shareware/qdisk.exe - 4Mb - Download - Screenshot

Disk Watchman
Disk Watchman is an application that monitors your hard, removable and mapped network drive resources. It displays free and used disk space on real-time basis. You will be able to see and/or notified by E-mail/ICQ/SMS/sound when your free disk space falls short certain values. ... You will be able to free up more space effectively with its intuitive and fast user interface. ... DW contains rapid tools to find disk space reserves (backup, temporary and duplicated files). ... DW provides a simple and comfortable user interface, easy to understand setup and full control over the visualization...
http://dl.filekicker.com/send/file/167687-RCMO/dwsetup.exe - 1Mb - Download - Screenshot

Space Searcher
As our life races ahead with blazing speed, our computing demands grow correspondingly. Can you imagine that several years ago a 40 Mb hard drive was more than enough for holding all data in an average company? The technology evolution brings new demands and the 'massive 20 Gb hard drive' we... Space Searcher allows you visually manage your hard drive space by letting you know which files and folders take too much space on your hard drive. ... Space Searcher is capable of running disk space usage analysis both on small home systems and on enterprise networks.
http://www.coolutils.com/download/SpaceSearcher.exe - 1Mb - Download - Screenshot

VisDir Free Disk Space Finder
This free user-friendly utility helps you visualize which programs on your hard drive are using too much disk space. It creates a navigable pie-chart visualization of the space utilization on your computer. This utility is a great helper for when you get one of those messages from windows... This program will help you determine which programs are using too much space. ... Works on windows 95/98/ME/NT/2000/XP. ... This software is freeware with no expiration, no disabled features, no spyware, no adware, and no gimmicks whatsoever.
http://www.sb-software.com/visdir/visdir14.exe - 708Kb - Download - Screenshot

diskSpace Explorer Home Edition
diskSpace Explorer 3 Home Edition is a software tool for managing your hard disk space, and ensuring that you are making the most of the space you have. It helps you explore your files and folders, find wasted space and useless items, and free up valuable disk space. ... diskSpace Explorer can also save or print detailed disk space reports and take graphical snapshots of your hard disk contents. ... You can increase your available disk space by compressing folders, by reducing the wasted space or by deleting the folders you no longer need.
http://www.innovatools.com/download/spexHomeTrial.exe - 1Mb - Download - Screenshot

Mihov DiskFree
Mihov DiskFree is a program that shows free disk space in megabytes. It updates the information every second, so it is very useful with programs which consume very much disk space very fast (sound capture and video capture). It supports large FAT32 partitions and network drives, and it also puts...
http://download.mihov.com/diskfree3.exe - 246Kb - Download - Screenshot

Disk Password Protection
Disk Password Protection 4. 7: a comprehensive suite of hard-drive protection/access restriction tools. Protect your disk/partitions with a password, ban all reading/writing activity, limit launch of specified files to authorized personnel only, etc. ... When protection is activated, the partition will be invisible to the operating system and the disk space taken up by sensitive data will appear as free disk space. ... The Low-Level Protection option allows users to blocks all attempts to read/write to/from the protected disk.
http://www.exlade.com/download/diskppsetup.zip - 2Mb - Download - Screenshot