As per prevention and detection ratio parameter feature set ,user friendliness, set up features ,spam filtering functions, customization, supporting email features ,customer support etc . Top 10 Spam Filter softwares or anti spam softwares with respect to consumers choice around the world are :

1.     SpamEater Pro by High Mountain Software

2.    CA AntiSpam   by   Computer Associates Inc.

3.    Spamfighter    by      SpamFighter

4.    Choice mail one by    DigiPortal

5.   Spam killer     by        McAfee

6.   Spam Buster   by        Contact Plus

7.   Spam Net      by        CloudMark

8.    SpamAgent   by         SpyTech

9.    iHateSpam     by         Sunbelt

10.    MailWasher Pro by    FireTrust

Evaluation of best anti spam software or spam filter program is certainly challenging tasks in terms of spam threats . Moreover there are competitive vendors in the market which proves themselves to provide right secuirty solutions , but certainly choosing and implementing one of them is difficult task in todays fake world of antivirus or anti spyware products .

While selecting a trusted anti spam programs , it it very essential to review the email service s compact ability in terms of safe and secured service ‘

The most help ful evaluation tips considered for anti spam software selection mentioned below :

Set up features :
A good anti spam or spam filter program require good Set up features which means program must be able to identity and filter spam mails and categorized in black list and white list with good detection rate.

User friendliness :
Anti spam software or spam filter program must be easy to use with good interface. It should not be difficult for non technical users. Setting filters level security must be direct and easy .If un wanted mail is revived from un reliable or untrusted source , it should be able to detect and block the ip address or domain within fly of seconds. If filter detection is correct, it should able to revert the genuine mail back to inbox. More over tabs should be present and accessible at ease.

Installation set up :

Installation should be quick and easy task. The spam filter program should be easily installed with steps to click and even for non techincal users.
effectiveness :
A reliable and trusted spam program should offer systematic customization for better flexibility and effectiveness with respect to quality spam filter. The program must have the capability and ability to spy the the spam at immediate basis before entering into the users in box. Should also feature the level of security from high to low as per users choice .

Updates :
Mover ever a free and good automatic updates can certainly be the boon

Customer support :
A Good technical support in terms of service is need of the hour.There fore effective customer service with good email - chat support or documentation can certainly help the consumers.

Antispam Software : Over view

The word Anti spam it self suggests war against viruses, malware or spam. Anti spam denotes and can be defined as hardware ,software process or even sometimes firmware process ( combination of hardware + Software) to defend or prevent spam entering to any computer system. Sometimes it even refer to as spam filter process or program which used track and detect unsolicited and unwanted email and prevent those messages from getting to a user’s inbox.
Best example can be from major giant Google’s versions of spam filter , which act best spam fighter mechanism to deal with latest spam and helps the users to maintain email account in best way and there fore also useful to minimize spam level of fake and false (positive messages).

Anti spam software most probably also refer to as Spam Filters, e-Mail Spam Software, e-Mail Spam Filtering, Email Spam Filtering, Spam Prevention Software, Spam Blocking Software, Antispam, Spam Filter Software, Anti-Spam Filters, Spam Filtering Software, Spam Blockers, Email Spam Software, Bayesian Filters, and Anti-Spam.
How does Anti Spam Software Works ?
Day by day Internet community is witnessing global threats through scammers . Theses scammers do nothing but only targets users email account through search engines and by crook techniques .
Theses scammers are responsible for designing drastic tactics to fool the normal internet users in the form of the electronic mail. Thus they are responsible for generating viruses ,malware , aadware and spyware through the means of spam emails . Which causes heavy losses to internet users in form of identity theft , thus sometimes becomes very tedious task of the user to select or identify the correct email , in the inbox.
These spam  email can be in the form of attachments or url or sometimes in the folder.
Now days scammers art taking help of fake security softwares to trick the uses and giving fake or false alarm of virus scan, So that user can be easily tricked and fooled.

With respect to spam threats , an effective spam filter programs is the need of the hour ,which facilitates a good quality security against all security threats .

How Anti spam software targets spam ?

- - Filters Black list and White list

A trusted spam filter program will make a sure identification between black list and white list in terms of specific email address . Unknown items are automatically diverted towards which are termed as spam.

–Blocks and bans spammed pornography address links
Anti spam program facilitates a good organisation of folders so that , so that files are kept organized and enusre users for easy identification of genuine mails.