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Anti-spam Software with Email Routing (2026)

Last updated: March 2026

Key features of Anti-spam Software

Based on GetApp's analysis of verified user reviews collected between July 2021 and August 2024.

  • Spam Blocker: Users value the spam blocker's effectiveness in filtering unwanted emails, calls, and messages while minimizing false positives. 95% of reviewers rated this feature as important or highly important.
  • Spam Detection: Reviewers highlight the AI capabilities in detecting and quarantining spam, reducing inbox clutter, and protecting against phishing. 93% of reviewers rated this feature as important or highly important.
  • Allow/Block List: Users appreciate the ease of blocking and allowing specific contacts or domains to manage spam and maintain privacy. 93% of reviewers rated this feature as important or highly important.
  • Spam Quarantine: Users find the quarantine feature useful for isolating potential threats and allowing review and recovery of emails. 92% of reviewers rated this feature as important or highly important.
  • Phishing Protection: Reviewers commend the detailed analysis and filtering of phishing attempts to protect personal and business data. 88% of reviewers rated this feature as important or highly important.
  • Anti Virus: Users note the comprehensive virus scanning and real-time threat blocking, enhancing overall system security. 87% of reviewers rated this feature as important or highly important.
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17 software options

SpamTitan logo

Anti-spam filter for business email. Vital email security.

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SpamTitan blocks spam, viruses, malware, ransomware, phishing attempts and other email threats. SpamTitan provides advanced yet easy to use email security for your business. Office 365 friendly

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Microsoft Defender for Office 365 logo

Cloud-based email security and threat management software

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Microsoft Defender for Office 365 is a cloud-based email security software designed to help businesses automatically detect, investigate, and resolve potential email threats on a centralized platform. Supervisors can configure security policies, perform spoof checks, and maintain a record of reported incidents.

Read more about Microsoft Defender for Office 365

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Topsec Cloud Solutions logo

Your Managed Email Security Specialists

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Topsec Email Security is a complete email filtering solution that helps organizations to check all their incoming and outgoing email content for virus and spam.

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ALTOSPAM logo

Effectively protect all your company's emails

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ALTOSPAM is an email protection solution for all businesses, associations and local authorities. Choose advanced email security compatible with all mail servers, including Office 365. Try ALTOSPAM for free.

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Trustifi logo

Protect Your Business Emails with AI-Powered Security

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Email security solution that helps manage threat detection, regulatory compliance, data encryption, whitelisting/blacklisting, and more.

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MailCleaner logo

Cloud & on-premise anti spam software for businesses

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MailCleaner offer cloud or on-premise anti spam and anti virus protection for ISP SME SMI & large companies, non profit organizations and governments

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Mail Assure logo

Email, Secured.

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Cloud-based email security designed to help your customers stay in control while safeguarding their inbound and outbound email.

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Security Gateway by MDaemon logo

Powerful yet flexible email security software.

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Security Gateway by MDaemon is an email security software designed to help businesses secure email servers from malware and phishing attacks. The solution enables administrators to automatically detect threats across various platforms including Microsoft Exchange Server and Office 365.

Read more about Security Gateway by MDaemon

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ESET PROTECT MDR logo

Future ready protection for enterprise

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Airtight protection of your IT environment,
with complete cyber risk management and
world-class ESET expertise on call.

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Spam Filtering and Malware Protection logo

Spam filter service for email inboxes

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Hornetsecurity Spamfilter is a spam filter service designed to help enterprises detect & protect email mailboxes from spam, malware and viruses, with spam recognition & virus detection technology, plus adjustable content filters for unwanted attachments, statistics, encrypted data traffic, and more

Read more about Spam Filtering and Malware Protection

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Graphus logo

Cloud-based email security software

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Graphus is a cloud-based anti-phishing software, which helps protect organizations against email attacks, credential theft, malware, ransomware, identity spoofing, brand impersonation, business email compromise (BEC), account takeover (ATO) and other threats.

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ContentCatcher logo

Cloud-based email security, phishing protection & anti-spam

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ContentCatcher is a web-based SaaS solution offering email security, encryption, anti-spam, phishing protection and compliant archiving to assist organizations of all levels to combat and mitigate malicious email threats, with features including anti-virus, filtering, URL defense, reporting and more

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SpamHero logo

Saving the world from spam, one domain at a time!

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SpamHero is a cloud-hosted spam filtering solution available. Stop the spam, viruses, and phishing attacks before they reach your network.

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modusCloud logo

Cloud email security, encryption, and archiving

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modusCloud is a cloud email security solution with tools for spam detection, threat monitoring, email archiving, phishing detection, and more. The cloud-based platform offers features including filtering, continuity, encryption, and archiving in order to provide businesses with email protection.

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Sentry Email Defense Service logo

Cloud-based email protection platform

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Sentry Email Defense Service (EDS) is a cloud-based platform that helps businesses ensure protection against spam, virus, phishing links, DDoS, ransomware, and various other threats. Features include real-time reporting, encryption, data leakage protection, SMTP logs, and email archiving.

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iQ.Suite aaS logo
(0)

Enterprise email management & security solution for M365

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iQ.Suite aaS is a cloud-based enterprise email management and security solution for companies using Microsoft 365. It offers a comprehensive set of features including content-driven encryption, insider threat detection, wrong recipient protection, and more. iQ.Suite aaS offers malware and spam detection to minimize risk and secure emails from unauthorized access. Additionally, to ensure company policies are met, this solution can be used to apply business policies to email communications.

Read more about iQ.Suite aaS

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EuropeanMX logo
(0)

Cloud-based anti-spam for incoming and outgoing messages

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Use the cloud redundancy solution EuropeanMX as a reliable spam filter. Our system offers nearly 100% filter accuracy and virtually no false positives. Protect your IP ranges before getting blacklisted. Continuously archive your emails with EuropeanMX to always have a backup of your emails.

Read more about EuropeanMX

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