Abnormal AI Alternatives (2026)

Abnormal Security
Abnormal AI
4.8 (65) · G2 8.0/10
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Deployment
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Best for
Enterprises prioritizing best-in-class behavioral AI detection of BEC and account takeover

Our verdict

The top alternatives to Abnormal AI are IRONSCALES, Proofpoint Email Protection, Check Point Harmony Email (Avanan). IRONSCALES is the closest like-for-like option (4.7/5 (~45 G2 reviews), from $3.11/mailbox/mo). People typically switch from Abnormal AI over pricing model, complexity, or a missing capability — the table compares each alternative on exactly those axes.

  1. 1IRONSCALES

    ★ Editor's Choice 8.4 4.7 (45)

    Best for MSPs and mid-market teams wanting human + AI phishing defense with public self-serve pricing.

    • API-based deployment (no MX change)
    • Human + AI crowdsourced detection
    • Automated phishing remediation
    • Phishing simulation + training
    Free trial Free version
    Visit IRONSCALES → From $3.11/mailbox/mo Abnormal AI vs IRONSCALES →

  2. 2Proofpoint Email Protection

    8.3 4.6 (548)

    Best for Regulated enterprises wanting the most mature secure email gateway with deep threat intelligence.

    • Secure email gateway (MX-routed)
    • NexusAI threat detection
    • TAP attachment + URL sandboxing
    • TRAP auto-pull remediation
    Free trial Free version
    Visit Proofpoint Email Protection → From Custom quote Abnormal AI vs Proofpoint Email Protection →

  3. 3Check Point Harmony Email (Avanan)

    8.1 4.6 (511)

    Best for Microsoft 365 / Google Workspace shops wanting API-based protection with no MX change.

    • Inline API deployment (no MX change)
    • Post-delivery + internal email scanning
    • Anti-phishing + malware + BEC
    • Account takeover detection
    Free trial Free version
    Visit Check Point Harmony Email (Avanan) → From Custom quote Abnormal AI vs Check Point Harmony Email (Avanan) →

  4. 4Mimecast Advanced Email Security

    7.9 4.4 (297)

    Best for Mid-market to enterprise teams wanting email security bundled with archiving + continuity.

    • Secure email gateway
    • CyberGraph AI threat intel
    • Built-in email archiving (10+ yr)
    • Mailbox continuity
    Free trial Free version
    Visit Mimecast Advanced Email Security → From Custom quote Abnormal AI vs Mimecast Advanced Email Security →

  5. 5Barracuda Email Protection

    7.8 4.4 (220)

    Best for SMBs and MSPs wanting broad, no-drama email protection plus backup from one familiar vendor.

    • Gateway + API-based protection
    • Impersonation + phishing protection
    • Automated incident response
    • Cloud-to-cloud M365 backup
    Free trial Free version
    Visit Barracuda Email Protection → From $5/user/mo Abnormal AI vs Barracuda Email Protection →

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More alternatives detail

Teams usually move off Abnormal AI for one of three reasons: pricing model, complexity, or a missing capability. The closest like-for-like options on the data we track are IRONSCALES, Proofpoint Email Protection, Check Point Harmony Email (Avanan).

Frequently asked questions

What is the best alternative to Abnormal AI?
IRONSCALES is the top-rated alternative in our data-weighted ranking (from $3.11/mailbox/mo).
Why do people switch from Abnormal AI?
Usually pricing model, complexity, or a missing capability. The table compares each alternative on exactly those axes.
Data as of June 1, 2026. Sources: abnormal.ai, g2.com. Figures are pulled from public vendor and security data and refreshed automatically.