Data as of Aug 16, 2026 · Based on 669 AI responses · See how Parse measures this
Antivirus Protection Software
Parse
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Bitdefender has become the AI assistant's top recommendation for antivirus software, prized for its balance of protection and performance. However, 's built-in Windows Security has surged in prominence, now frequently positioned as the best truly free alternative to paid suites.
| # | Brand | What AI says | Mention rate |
|---|---|---|---|
| 1 | Now the top-ranked choice, praised for excellent detection and light system impact. | 86% | |
| 2 | Slipped from the top spot but remains a leading recommendation for all-in-one suites. | 83% | |
| 3 | 71% | ||
| 4 | Consistently recommended for users needing to protect many or unlimited devices. | 53% | |
| 5 | A frequently mentioned free option, but often with notes about aggressive upselling. | 52% | |
| 6 | Positioned as a lightweight option for advanced users who prefer minimal system impact. | 49% | |
| 7 | Often suggested as a specialized secondary scanner for malware removal. | 44% | |
| 8 | Frequently cited as a good choice for beginners or budget-conscious users. | 43% | |
| 9 | 30% | ||
| 10 | 22% | ||
| 11 | 21% | ||
| 12 | 14% | ||
| 13 | 9% | ||
| 14 | 9% | ||
| 15 | 7% | ||
| 16 | 6% | ||
| 17 | 4% | ||
| 18 | 3% | ||
| 19 | 2% | ||
| 20 | 2% | ||
| 21 | 2% | ||
| 22 | 1% | ||
| 23 | 1% | ||
| 24 | <1% | ||
| 25 | <1% |
Who wins on each AI
The same market, seen by two models.
Sources AI cited
techradar.com is the page AI reaches for most here, cited in 50% of analyzed answers.
Slipped from the #1 to #3 rank between Oct 2025 and Mar 2026.
“A strong free choice with good lab results.” → “Effective, but with aggressive upselling and nagging notifications.”
Emerged as a top-ranked, truly free option between Nov 2025 and Jan 2026.
| Brand | ChatGPT Search | Google AI Mode | Comparison |
|---|---|---|---|
| 69% | 37% | ||
| 17% | 89% | ||
| 61% | 71% | ||
| 58% | 46% | ||
| 56% | 14% |
The two models disagree most about Norton (ChatGPT #6, Google #22) and Bitdefender Total Security (ChatGPT #4, Google #16).
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.
Across 669 AI responses, Bitdefender is mentioned most, named in 86% of them, followed by Norton (83%) and Microsoft (71%).
Parse measures each brand's mention rate — the share of answers naming it — across 669 AI responses to this market's buyer questions. Answers are collected daily and the ranking is published weekly.
Brands enter the ranking when AI answers mention them. Parse collects answers daily and publishes the re-measured set weekly, so new brands appear as AI starts recommending them.
Norton and
Bitdefender have been the most consistently recommended paid options, with
Bitdefender pulling ahead as the 'best overall' choice by late 2025. Over the same period,
Microsoft Defender evolved from an afterthought into a primary free recommendation on both ChatGPT and Google AI Overviews.
Brands mentioned
Which antivirus software should I use?
Norton and
Bitdefender have been the most consistently recommended paid options, with
Bitdefender pulling ahead as the 'best overall' choice by late 2025. Over the same period,
Defender evolved from an afterthought into a primary free recommendation on both ChatGPT and Google AI Overviews.
Throughout the period, AI assistants on both platforms recommend Bitdefender and
as the top two paid antivirus suites. Mentions of for multi-device plans and Defender as a capable free option became more frequent from late 2025 into 2026. By January 2026, and were cemented as the leading pair.
Brands mentioned
which antivirus should I use today?
Throughout the period, AI assistants on both platforms recommend Bitdefender and
Norton as the top two paid antivirus suites. Mentions of
McAfee for multi-device plans and
Microsoft Defender as a capable free option became more frequent from late 2025 into 2026. By January 2026,
Bitdefender and
Norton were cemented as the leading pair.
The market map
Recommended by need