Data as of Oct 18, 2026Based on 224 AI responses
Reviewed by Dimitry Apollonsky
AI summary
Bitdefender has become the AI assistant's top recommendation for antivirus software, prized for its balance of protection and performance. However, Microsoft's built-in Windows Security has surged in prominence, now frequently positioned as the best truly free alternative to paid suites.
Rank and Mentioned in · since Jul 5
| # | Brand | Recommended for | Mentioned in |
|---|---|---|---|
| 1 | 72% | ||
| 2 | Now the top-ranked choice, praised for excellent detection and light system impact. | Now the top-ranked choice, praised for excellent detection and light system impact. | 67% |
| 3 | Often suggested as a specialized secondary scanner for malware removal. | Often suggested as a specialized secondary scanner for malware removal. | 44% |
| 4 | Positioned as a lightweight option for advanced users who prefer minimal system impact. | Positioned as a lightweight option for advanced users who prefer minimal system impact. | 36% |
| 5 | A frequently mentioned free option, but often with notes about aggressive upselling. | A frequently mentioned free option, but often with notes about aggressive upselling. | 34% |
| 6 | Slipped from the top spot but remains a leading recommendation for all-in-one suites. | Slipped from the top spot but remains a leading recommendation for all-in-one suites. | 31% |
| 7 | 28% | ||
| 8 | 25% | ||
| 9 | 25% | ||
| 10 | 25% | ||
| 11 | 23% | ||
| 12 | 17% | ||
| 13 | Frequently cited as a good choice for beginners or budget-conscious users. | Frequently cited as a good choice for beginners or budget-conscious users. | 13% |
| 14 | Consistently recommended for users needing to protect many or unlimited devices. | Consistently recommended for users needing to protect many or unlimited devices. | 13% |
| 15 | 13% |
Weeks of Jul 27 – Aug 30, 2026 · Since Jul 5
Widest split: Bitdefender Antivirus, 4% on ChatGPT Search and 48% on Google AI Mode.
| Brand | ChatGPT Search | Google AI Mode | Comparison |
|---|---|---|---|
| Microsoft Defender | 76% | 67% | |
| Bitdefender | 72% | 63% | |
| Malwarebytes | 23% | 65% | |
| ESET | 53% | 18% | |
| Avast | 34% | 35% | |
| Norton | 36% | 25% | |
| Bitdefender Total Security | 40% | 15% | |
| Bitdefender Antivirus | 4% | 48% | |
| Norton 360 Deluxe | 18% | 33% | |
| AVG | 22% | 27% |
13% of citations point at the ranked brands’ own sites. techradar.com, tomsguide.com, reddit.com are the most-cited sites outside the ranked brands’ own domains.
Market map
Mentioned in · since Jul 5
Leading brands by topic
Can you recommend any security software for malware and threat protection that is actually free and doesn't rely on upselling features?
Which antivirus software should I use?
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which antivirus should I use today?
What antivirus protection app should I use?