Best Altospam Mailsafe Alternatives & Competitors in 2026

MX Layer Outbound Email Filtering

Outbound email filtering platform for spam prevention and IP reputation mgmt

SmarterTools SmarterMail

Email server with antispam, antivirus, and security features for Linux/Windows

SpamTitan Gateway

Email security gateway appliance for spam/malware filtering and mail flow control.

MailGuard

Cloud-based managed email filtering against phishing, ransomware & BEC.

Infonaligy Proofpoint Email Security

Managed Proofpoint email security service for phishing & BEC protection.

PowerDMARC Hosted DMARC

Cloud-managed DMARC record hosting with DNS-free policy management.

EasyDMARC Email Auth for Gmail, Yahoo & Microsoft

Domain scanner & compliance tool for Gmail, Yahoo & Microsoft DMARC requirements.

Red Sift OnDMARC

Email authentication platform implementing DMARC, SPF, DKIM, and BIMI protocols

INKY DMARC Monitoring

DMARC monitoring tool for email deliverability and brand protection

dmarcian DMARC Management Platform

DMARC management platform for email authentication and domain protection

Ironscales DMARC Management

DMARC management platform for email authentication and domain protection

Valimail Enforce

Automated DMARC enforcement platform for domain protection and email security

Valimail Monitor

Free DMARC monitoring tool for identifying email senders and authentication status

Sendmarc DMARC Compliance Platform

Platform automating DMARC compliance via record mgmt, reporting & policy enforcement.

Sendmarc DMARC Management Platform

DMARC management platform for email auth enforcement across domains.

Sendmarc DMARC Managed Services

MSP-focused multi-tenant DMARC management platform for email auth at scale.

Cloudflare Cloud Email Security

Cloudflare Cloud Email Security is a cloud-based email protection service that safeguards organizations against phishing, malware, spam, and other email-borne threats through integrated threat detection and prevention capabilities.

Trustifi AI Powered Email Security

AI-powered email security platform for threat detection and compliance

MDaemon Technologies SecurityGateway

Email security gateway protecting against spam, phishing, viruses & data leaks

MX Layer Email Security

Cloud-based email security platform with AI-powered threat detection

LevelBlue Email Security

Managed email security service protecting against email-based threats

ESET Cloud Office Security

Cloud email security for Microsoft 365 and Google Workspace applications

TitanHQ SpamTitan

Email security platform blocking spam, phishing, malware, and viruses

Bitdefender GravityZone Security for Exchange

Email security for Microsoft Exchange servers with antispam and antimalware.

TitanHQ Cybersecurity Bundles

Bundled cybersecurity solutions for MSPs and end users with email protection

Mimecast DMARC Analyzer

DMARC implementation & monitoring tool to prevent domain spoofing attacks

Trustifi Inbound Shield

AI-powered inbound email security platform for phishing & malware detection

MDaemon Technologies MDaemon AntiVirus

Email antivirus and antispam solution for MDaemon email servers

Cybersentriq MX Email Threat Protection

MX-based email security platform using AI to block spam, phishing & malware

Cloudmark Authority

Carrier-grade email security for ISPs blocking spam, phishing, and malware

SpamExperts Email Security

Email security platform filtering spam, phishing, and malware threats

Abusix Guardian Mail

Email threat protection using blocklists, blocking 99.6%+ of email threats.

Cybonet Mail Secure

Email security gateway with anti-spam, AV, sandboxing, and DLP.

GLIMPS Email Security for M365

AI-based email security for M365 with phishing, BEC & malware detection.

Halon

Composable email infrastructure platform with threat detection and AI ops.

MailGuard Email Security

Cloud-based email filtering blocking phishing, malware, spam & BEC attacks.

Sendmarc BIMI Management

Manages BIMI records, logo hosting, VMC/CMC certs, and DNS config for email branding.

SpamTitan

Cloud-based anti-spam and antivirus email filtering with AI threat detection.

SpamTitan for Office 365

Email security layer for M365 with anti-phishing, sandboxing, and DLP.

anon.li Email Aliases

Email aliasing service that forwards mail to real inboxes without exposing them.

PowerDMARC

DMARC monitoring platform protecting domains from spoofing and BEC attacks.

Comodo Secure Email Gateway

Cloud-based email gateway with spam filtering, anti-phishing, and containment

SpamExperts Outbound Email Protection

Outbound email filtering to block spam, phishing, and malware traffic.

SpamExperts Incoming Email Filtering

Email filtering service protecting against spam, viruses, and phishing.

Netcraft DMARC Visualization

DMARC visualization tool for email domain protection and authentication

Mailinblack U-Cyber 360°

Comprehensive email security & human risk mgmt platform with AI-powered protection

Cybonet Outbound Spam Guard (OSG)

Carrier-grade outbound spam & botnet detection solution for ISPs.

ID Agent Graphus

AI-powered anti-phishing platform for Microsoft 365 & Google Workspace.