Best 10 Spam Filter Apps for Windows

Spammers often attempt to steal personal data, a practice called phishing, by sending spoofed spam emails that mimic legitimate companies' domain names. How to protect your inbox from unsolicited or spam emails? Well, spam filter apps are here for you!

Spamihilator

Spamihilator works between your e-mail client and the Internet and examines every incoming e-mail. Useless spam mails (junk) will be filtered out. This process runs completely in the background. The new learning filter (Bayesian filter) uses the rules of Thomas Bayes (English mathematician, 18th century) and calculates a certain spam-probability for every e-mail. You can train this filter. So it will know your messages even better than you. Hence the recognition rate will continuously increase.

Pros of this spam filter app:

• Plenty of plug-ins available to expand functionality;
• Clean interface not overcrowded with features;

Cons of this spam filter app:

• No option to classify or categorize nonspam mail;
• No support for remote web-based administration

G-Lock SpamCombat

G-Lock SpamCombat is a spam filtering software that lets you remove spam emails just from the mail server without pulling them down into your Inbox. SpamCombat ensures efficient and easy control under incoming emails, thus helping to save your time and money.

Pros of this spam filter app:

• Deletes spam on server before you receive;
• Easy to recover deleted messages;

Cons of this spam filter app:

• No available for Mac or Linux;
• Full version requires you to buy license after 60days

TZ Anti Spam Filter

This spam filter app eliminates junk e-mail spam, spyware, viruses & Trojans and works with POP3, IMAP, HTTP servers like Yahoo & Hotmail. This Anti Spam Filter is a powerful e-mail checker program with effective spam elimination. It can discover the safe way to stop unwanted viruses & spam e-mails before they get to your PC and can be used as an effective privacy tool. This is the easiest, most effective way to manage your incoming e-mails like a pro in seconds. TZ Anti Spam Filter & Killer is the best solution to fight the spam mails in your e-mail accounts.

Filters the messages using multiple criteria like spam words, friend list, blocked list, & state of the art algorithm rules. Your account passwords are encrypted by a powerful encryption technique, so it's too difficult for any one to hack your passwords. All messages text whatever deleted or resident in the mailbox are saved in your hard drive and appears in the main window list, the reason for deletion or existence and other checking information are also stated.

Spamihilator (64-bit)

Spamihilator works between your e-mail client and the Internet and examines every incoming e-mail. Useless spam mails (junk) will be filtered out. This process runs completely in the background. The new learning filter (Bayesian filter) uses the rules of Thomas Bayes (English mathematician, 18th century) and calculates a certain spam-probability for every e-mail. You can train this filter. So it will know your messages even better than you. Hence the recognition rate will continuously increase.

Spam Defender Professional

Spam Defender Pro allows you to delete unwanted junk mail from the server before it gets into your inbox. It allows you to decrease or even eliminate spam by using various filters. The main feature of the program is deleting messages without opening them, right on the server. This is the only sure and safe way to delete the e-mail with potential viruses and bugs that spammers implant into e-mail messages to collect active e-mail addresses.

MailWasher Pro

MailWasher Pro allows you to preview multiple accounts and all aspects of your e-mail on the server before you download it to your computer, thus protecting you from spam, viruses, phishing attacks, and other nuisances.

The program also learns what kind of e-mail you want to receive and adapts to your preferences. You can then delete unwanted e-mail before it gets to your PC. Also featured are comprehensive spam tools including white and blacklists, customizable filters, and use of public blacklists to identify spammers in an easy-to-use package.

SpamRip

SpamRIP with its new patented country filter + Markovian filter achieves spam filtering at better than 99,9 % accuracy. SpamRIP manages an unlimited number of POP mailboxes and is compatible with every e-mail client. SpamRIP works like CallerID for e-mail. Each time you call it, SpamRIP scans all your remote mail servers inbox and check each email against your white and black lists, public Black List (like Spamcop), your blacklisted countries, & Markovian filter. Each suspicious e-mail is automatically flagged.

Message Sniffer

Message Sniffer is an advanced anti-spam filter for ISPs, network security providers, and business e-mail systems. The engine uses advanced pattern recognition, machine learning, and adaptive IP Reputation technologies to accurately identify spam and other e-mail borne malware. The cross-platform, high performance engine runs on Windows, Linux and BSD systems. A professionally managed database is provided by subscription and is continuously updated by spam analysts and intelligent monitoring systems. The installer includes a windows command line utility that can be integrated with a wide range of email servers and filtering systems. For Linux and BSD systems full source code is available. Customized OEM versions of the engine are available for appliance and embedded systems developers. A 30-day free trial rulebase subscription available through our Web site.

POPFile

POPFile is an automatic e-mail classification and spam-fighting tool that uses Bayesian mathematics to automagically filter e-mail into any number of categories. It works with all POP3-based e-mail and features a Web-based interface for administration.

MailWasher Free

MailWasher is a program to help you get rid of spam and viruses in your e-mail. MailWasher allows you to preview all aspects of your e-mail on the server before you download it to your computer, thus protecting you from spam, viruses, phishing attacks, and other nuisances. You can then delete unwanted e-mail before it gets to you. Other features help identify and protect you against viruses and worms. Included are comprehensive antispam tools and many other features.

The free version supports one e-mail account, no recycle bin, no mobile sync, and the preview pane is limited to first 10 lines.

This e-mail application aims to stop spam by letting you bounce e-mails from your POP3 server before you download them, fooling spammers into thinking your address isn't valid. You can add bounced senders to a personal blacklist that will bounce all future attempts automatically. If the spammer uses a program that purges bounced addresses, over time this should get your address off the list. Hotmail access is available only in the Pro edition of MailWasher, as is the protection of multiple accounts. MailWasher Free works best for people with a single POP3 account, or as an extended demo for those who are considering buying the Pro version.