WinCleaner One Click 

"only Ultra WinCleaner did significantly better here than XP's own Disk Cleanup. On our test system, WinCleaner removed 44MB, whereas XP got only 35MB. SystemWorks' 36MB was a near photo finish with Windows,"
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mobile4you 

System tray utilities checks, alerts, set up reminders.Forwards e-mail and reminders to other e-mail address, pager or cellular phone.
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Active Email Monitor 

Remain in touch with your e-mail and protect yourself! AEM combines: email checker, antispam filter, mailbox cleaner, bomb protection, mail filter and antivirus! It downloads only message headers, so "bad" letters are erased before reaching your PC.
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SPAMfighter 

SPAMfighter stops unsolicited spam mails before they reach your desktop. Take advantage of our peer-to-peer collaborative spam server to automatically stop spam. Works with Outlook and Outlook Express. Supports English, German, French, Spanish +
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All Tracks Gone Internet privacy Cop 

AllTracksGone Internet privacy history cache registry clean window washer automatically cleans your computer of files you may not want others to see, protecting your privacy.
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0Spam.com Express 

The most powerful, next generation anti spam software, 0Spam.com Express is compatible with all versions of Windows and most E-mail clients, safely removes spam from your existing POP3, Yahoo, Hotmail, GMail, or IMAP accounts, and many cool features.
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