# Abnormal AI alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 178 of the 252 answers in the 1 category where Abnormal AI holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://it-ai-index.com/vendors/abnormal-ai/alternatives/

## Named instead, most often (every category and segment added)

- Microsoft Defender for Office 365: 43
- Proofpoint Email Protection: 30
- SpamTitan: 13
- Barracuda Email Protection: 10
- Check Point Harmony Email & Collaboration: 8
- Mimecast Email Security: 7

## Email security

**Small business**: 71 of 84 answers did not name Abnormal AI (Abnormal AI is #9 of 10 at 2%).

- Microsoft Defender for Office 365: first choice in 20 of those 71
- Proofpoint Email Protection: first choice in 9 of those 71
- Check Point Harmony Email & Collaboration: first choice in 6 of those 71
- Barracuda Email Protection: first choice in 5 of those 71
- Google Workspace: first choice in 5 of those 71
- SpamTitan: first choice in 5 of those 71
- IRONSCALES: first choice in 4 of those 71
- Microsoft 365: first choice in 2 of those 71

**Mid-market**: 56 of 84 answers did not name Abnormal AI (Abnormal AI is #7 of 9 at 4%).

- Microsoft Defender for Office 365: first choice in 10 of those 56
- SpamTitan: first choice in 8 of those 56
- Barracuda Email Protection: first choice in 5 of those 56
- Proofpoint Email Protection: first choice in 4 of those 56
- Mimecast Email Security: first choice in 3 of those 56
- Check Point Harmony Email & Collaboration: first choice in 2 of those 56
- Fortra Agari: first choice in 1 of those 56
- Microsoft 365: first choice in 1 of those 56

**Enterprise**: 51 of 84 answers did not name Abnormal AI (Abnormal AI is #3 of 8 at 10%).

- Proofpoint Email Protection: first choice in 17 of those 51
- Microsoft Defender for Office 365: first choice in 13 of those 51
- Mimecast Email Security: first choice in 4 of those 51
- API-Based Integrated Email Cloud Security: first choice in 1 of those 51
- Google Workspace: first choice in 1 of those 51
- Native Microsoft 365: first choice in 1 of those 51

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.