Ads, fraud schemes, porn, viruses, phishing attempts... if it's junk e-mail, Roaring Penguin's CanIt® e-mail filtering software solutions will stop spam before it reaches your mail server.

The Anti-Spam and Email Filtering Experts

Roaring Penguin Software develops anti spam e-mail filtering software solutions that work the way you want:

Roaring Penguin Software has been developing mail filtering software since 1999.

Hosted CanIt

Hosted CanIt

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CanIt-PRO

CanIt-PRO Anti-Spam

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CanIt-Domain-PRO

CanIt-Domain-PRO

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CanIt Archiver:E-mail Archiving and E-mail Continuity Software

CanIt Archiver

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Recent News / Press Releases

See the Roaring Penguin Blog for additional updates from Roaring Penguin.

  • May 31st, 2013

    Roaring Penguin Software releases CanIt 9.0.7

    Roaring Penguin Software Inc. is pleased to announce the release of CanIt 9.0.7.

    CanIt 9.0.7 introduces an experimental new feature:

    System Administrators can choose to tell CanIt to use only local Bayes data if there is enough training for a given token. This algorithm should make CanIt learn more quickly while still retaining the ability to filter new types of mail based on tokens in the Roaring Penguin Training Network ( RPTN). This means that CanIt will respond more quickly to end-users training preferences.

  • May 28th, 2013

    Roaring Penguin Software Releases Data102 Case Study

    Roaring Penguin Software, the e-mail filtering experts announced the release of the Data102 case study today.


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    Based out of Colorado Springs, Data102 has worked steadily to become Colorado's most reliable public provider of Colocation Services and bandwidth serving thousands of customers across the United States. At its two SSAE16 compliant datacenters, Data102 is able to boast better than 99.999% uptime.

  • April 16th, 2013

    Roaring Penguin Software releases CanIt 9.0.5

    New features improve cluster performance and provide better reporting on operating systems detected.

    Roaring Penguin Software Inc., announces the release of CanIt 9.0.5.