Subcategory
Antivirus & Endpoint Protection
This index adds up the scores of 8 questions. 125 brands are ranked.
- Edition
- Nov 12, 2026
- Methodology
- v5.0
- Panel
- 6 AI surfaces
AI Visibility Ranking
Brands across every question in this category, ordered by GenRank score.
#BrandScore
- 1Windows Security (Microsoft Defender)237.4
- 2Bitdefender Total Security176.4
- 3Bitdefender174.1
- 4Norton 360164.5
- 5Bitdefender Antivirus Plus130.9
- 6Norton 360 (Deluxe/Plus)114.1
- 7Bitdefender Antivirus Free111.2
- 8Intego ONE96.3
- 9Bitdefender Mobile Security92.0
- 10SentinelOne Singularity79.3
Show all 50
- 11Avast Free Antivirus78.5
- 12Bitdefender GravityZone74.0
- 13TotalAV70.5
- 14Avast One70.5
- 15Microsoft Defender for Endpoint68.7
- 16Malwarebytes68.4
- 17Microsoft Defender for Business68.3
- 18Bitdefender Family Pack62.5
- 19Norton61.1
- 20CrowdStrike Falcon59.4
- 21Sophos58.3
- 22Norton Antivirus Plus57.6
- 23Bitdefender GravityZone Business Security55.8
- 24Sophos Intercept X55.6
- 25AVG Free52.6
- 26Microsoft 36551.0
- 27Bitdefender Antivirus for Mac50.3
- 28Microsoft 365 Business Premium48.8
- 29McAfee+43.7
- 30Avast Mobile Security / Avast Antivirus & Security39.0
- 31Norton Mobile Security / Norton 360 for Mobile36.9
- 32Avast35.2
- 33Avast One Free32.6
- 34McAfee32.3
- 35Avira Free Security31.5
- 36Google Play Protect29.8
- 37CrowdStrike Falcon Go29.7
- 38McAfee Total Protection29.6
- 39Palo Alto Networks Cortex XDR28.5
- 40Huntress24.2
- 41Malwarebytes Free23.7
- 42F-Secure Total Security & VPN22.3
- 43Bitdefender Antivirus21.5
- 44AVG21.5
- 45ESET HOME Security20.0
- 46Bitdefender Premium Security19.0
- 47Norton 360 Premium17.5
- 48Windows Defender17.5
- 49Norton Family Parental Controls17.0
- 50ESET Mobile Security15.2
- 1Windows Security (Microsoft Defender)237.4
- 2Bitdefender Total Security176.4
- 3Bitdefender174.1
- 4Norton 360164.5
- 5Bitdefender Antivirus Plus130.9
- 6Norton 360 (Deluxe/Plus)114.1
- 7Bitdefender Antivirus Free111.2
- 8Intego ONE96.3
- 9Bitdefender Mobile Security92.0
- 10SentinelOne Singularity79.3
- 11Avast Free Antivirus78.5
- 12Bitdefender GravityZone74.0
- 13TotalAV70.5
- 14Avast One70.5
- 15Microsoft Defender for Endpoint68.7
- 16Malwarebytes68.4
- 17Microsoft Defender for Business68.3
- 18Bitdefender Family Pack62.5
- 19Norton61.1
- 20CrowdStrike Falcon59.4
- 21Sophos58.3
- 22Norton Antivirus Plus57.6
- 23Bitdefender GravityZone Business Security55.8
- 24Sophos Intercept X55.6
- 25AVG Free52.6
- 26Microsoft 36551.0
- 27Bitdefender Antivirus for Mac50.3
- 28Microsoft 365 Business Premium48.8
- 29McAfee+43.7
- 30Avast Mobile Security / Avast Antivirus & Security39.0
- 31Norton Mobile Security / Norton 360 for Mobile36.9
- 32Avast35.2
- 33Avast One Free32.6
- 34McAfee32.3
- 35Avira Free Security31.5
- 36Google Play Protect29.8
- 37CrowdStrike Falcon Go29.7
- 38McAfee Total Protection29.6
- 39Palo Alto Networks Cortex XDR28.5
- 40Huntress24.2
- 41Malwarebytes Free23.7
- 42F-Secure Total Security & VPN22.3
- 43Bitdefender Antivirus21.5
- 44AVG21.5
- 45ESET HOME Security20.0
- 46Bitdefender Premium Security19.0
- 47Norton 360 Premium17.5
- 48Windows Defender17.5
- 49Norton Family Parental Controls17.0
- 50ESET Mobile Security15.2
Top 50 of 125
The GenRank score sums each brand’s question-level visibility inside this category. Higher means AI names the brand more often and earlier. It is not bounded, so compare brands within one category, not across categories. Methodology
The questions behind this index
8Each question with its top three brands by GenRank score and how many brands its answers named.
Rank trend
Rank trends are drawn once two weekly editions under the same methodology exist. Only the first edition is in so far.
Named by surface
Each cell: of the surface's 8 answers, how many named the brand. Darker means named more often.
- Window
- Oct 18, 2026 ~ Nov 8, 2026
| Brand |  Google AI Overviews |  ChatGPT |  Claude |  Gemini | Google AI Mode |  Microsoft Copilot |
|---|---|---|---|---|---|---|
| 1Windows Security (Microsoft Defender) | 2 | 4 | 4 | 5 | 3 | 3 |
| 2Bitdefender Total Security | 2 | 3 | 2 | 3 | 1 | 1 |
| 3Bitdefender | 1 | 1 | 4 | 4 | 1 | 4 |
| 4Norton 360 | 3 | 0 | 2 | 2 | 4 | 4 |
| 5Bitdefender Antivirus Plus | 2 | 0 | 1 | 2 | 3 | 1 |
| 6Norton 360 (Deluxe/Plus) | 2 | 1 | 1 | 2 | 1 | 2 |
| 7Bitdefender Antivirus Free | 2 | 1 | 1 | 1 | 2 | 1 |
| 8Intego ONE | 1 | 1 | 1 | 1 | 1 | 1 |
| 9Bitdefender Mobile Security | 1 | 1 | 1 | 1 | 1 | 0 |
| 10SentinelOne Singularity | 2 | 0 | 1 | 2 | 1 | 1 |
| 11Avast Free Antivirus | 1 | 1 | 3 | 1 | 0 | 1 |
| 12Bitdefender GravityZone | 1 | 1 | 2 | 1 | 2 | 1 |
| 13TotalAV | 2 | 0 | 2 | 0 | 1 | 2 |
| 14Avast One | 2 | 0 | 3 | 0 | 1 | 0 |
| 15Microsoft Defender for Endpoint | 2 | 0 | 1 | 1 | 2 | 1 |
Named alongside
Brands named in the same answers in the last four weeks. Circle size: answers naming the brand. Line width: answers naming both.
- Answers naming the brand
- 3
- 8
- 25
- Answers naming both
- 1
- 10
- Answers naming the brand
- 3
- 8
- 25
- Answers naming both
- 1
- 10
| Brand | Answers naming the brand | Named alongside |
|---|---|---|
| Windows Security (Microsoft Defender) | 25 | Bitdefender Total Security (10), Bitdefender Antivirus Plus (8), Norton 360 (7) |
| Bitdefender Total Security | 16 | Windows Security (Microsoft Defender) (10), Norton 360 (Deluxe/Plus) (7), Bitdefender GravityZone (7) |
| Bitdefender | 17 | Norton 360 (8), Norton 360 (Deluxe/Plus) (7), Norton (7) |
| Norton 360 | 17 | Bitdefender (8), Windows Security (Microsoft Defender) (7), TotalAV (5) |
| Bitdefender Antivirus Plus | 10 | Windows Security (Microsoft Defender) (8), Bitdefender Total Security (5), Norton 360 (4) |
| Norton 360 (Deluxe/Plus) | 12 | Bitdefender Total Security (7), Bitdefender (7), McAfee+ (5) |
| Bitdefender Antivirus Free | 8 | Windows Security (Microsoft Defender) (7), AVG Free (5), Avast Free Antivirus (4) |
| Intego ONE | 6 | Norton 360 (3), Bitdefender Antivirus for Mac (3), Malwarebytes (1) |
| Bitdefender Mobile Security | 5 | Avast Mobile Security / Avast Antivirus & Security (3), Norton 360 (3), TotalAV (2) |
| SentinelOne Singularity | 12 | Bitdefender GravityZone (10), Microsoft Defender for Endpoint (9), Sophos Intercept X (8) |
| Avast Free Antivirus | 7 | Windows Security (Microsoft Defender) (6), Norton 360 (4), AVG Free (4) |
| Bitdefender GravityZone | 14 | SentinelOne Singularity (10), Microsoft Defender for Endpoint (9), CrowdStrike Falcon (8) |
| TotalAV | 8 | Norton 360 (5), Norton (4), Bitdefender (4) |
| Avast One | 7 | Norton 360 (5), Bitdefender (4), Bitdefender Total Security (3) |
| Microsoft Defender for Endpoint | 10 | Bitdefender GravityZone (9), SentinelOne Singularity (9), CrowdStrike Falcon (8) |
| Malwarebytes | 6 | Norton 360 (4), Windows Security (Microsoft Defender) (4), Bitdefender Antivirus Plus (4) |
| Microsoft Defender for Business | 8 | Bitdefender GravityZone (6), Sophos (6), Sophos Intercept X (5) |
| Bitdefender Family Pack | 4 | Norton 360 (Deluxe/Plus) (4), Bitdefender (4), McAfee+ (3) |
| Norton | 8 | Bitdefender (7), Norton 360 (Deluxe/Plus) (4), TotalAV (4) |
| CrowdStrike Falcon | 8 | Microsoft Defender for Endpoint (8), Bitdefender GravityZone (8), SentinelOne Singularity (8) |
| Sophos | 8 | Microsoft Defender for Business (6), Bitdefender GravityZone (5), SentinelOne Singularity (5) |
| Norton Antivirus Plus | 4 | Bitdefender Antivirus Plus (4), Windows Security (Microsoft Defender) (3), Norton 360 (2) |
| Bitdefender GravityZone Business Security | 5 | Microsoft 365 (5), Microsoft Defender for Business (4), Sophos (4) |
| Sophos Intercept X | 10 | SentinelOne Singularity (8), Bitdefender GravityZone (7), Microsoft Defender for Endpoint (5) |
| AVG Free | 7 | Windows Security (Microsoft Defender) (6), Bitdefender Antivirus Free (5), Avast Free Antivirus (4) |
| Microsoft 365 | 8 | Sophos Intercept X (5), Microsoft Defender for Business (5), Sophos (5) |
| Bitdefender Antivirus for Mac | 3 | Intego ONE (3), Norton 360 (1), Malwarebytes (1) |
| Microsoft 365 Business Premium | 6 | Microsoft 365 (5), Sophos Intercept X (4), Microsoft Defender for Business (4) |
| McAfee+ | 5 | Norton 360 (Deluxe/Plus) (5), Bitdefender (5), Bitdefender Family Pack (3) |
| Avast Mobile Security / Avast Antivirus & Security | 3 | Bitdefender Mobile Security (3), Norton 360 (2), TotalAV (2) |
Most cited sources
Sites cited by the answers to this category's questions and its subcategories'. Counts are citing answers. All of this week's questions. Earlier ranks appear once two weekly runs of the same methodology exist.
| Rank | Source | Citing answers |
|---|---|---|
| 1 | pcmag.com | 17 |
| 2 | av-test.org | 12 |
| 3 | reddit.com | 11 |
| 4 | techradar.com | 11 |
| 5 | security.org | 10 |
| 6 | bitdefender.com | 9 |
| 7 | gizmodo.com | 9 |
| 8 | cybernews.com | 9 |
| 9 | youtube.com | 8 |
| 10 | shopping.google.com | 6 |
Sources and brands
Which cited sources appear in the answers that name each brand, counted in answers.
| Cited sources | Brand | Answers naming the brand |
|---|---|---|
| pcmag.com | Windows Security (Microsoft Defender) | 12 |
| security.org | Bitdefender | 8 |
| pcmag.com | Norton 360 | 8 |
| security.org | Norton 360 | 7 |
| pcmag.com | Bitdefender Antivirus Plus | 7 |
| av-test.org | Windows Security (Microsoft Defender) | 7 |
| techradar.com | Windows Security (Microsoft Defender) | 6 |
| cybernews.com | Bitdefender | 6 |
| gizmodo.com | Norton 360 | 6 |
| gizmodo.com | Bitdefender | 6 |
| security.org | Windows Security (Microsoft Defender) | 6 |
| youtube.com | Norton 360 | 6 |
| av-test.org | Norton 360 | 6 |
| techradar.com | Bitdefender | 6 |
| pcmag.com | Bitdefender Antivirus Free | 6 |
| pcmag.com | Bitdefender | 5 |
| reddit.com | Norton 360 | 5 |
| youtube.com | Windows Security (Microsoft Defender) | 5 |
| techradar.com | Bitdefender Total Security | 5 |
| gizmodo.com | Windows Security (Microsoft Defender) | 5 |
| reddit.com | Windows Security (Microsoft Defender) | 5 |
| pcmag.com | Norton 360 (Deluxe/Plus) | 5 |
| pcmag.com | Bitdefender Total Security | 5 |
| techradar.com | Norton 360 (Deluxe/Plus) | 4 |
| av-test.org | Bitdefender Total Security | 4 |
| techradar.com | Norton 360 | 4 |
| reddit.com | Bitdefender Antivirus Free | 4 |
| youtube.com | Bitdefender Antivirus Free | 4 |
| cybernews.com | Norton 360 | 3 |
| av-test.org | Bitdefender Antivirus Free | 3 |
| cybernews.com | Norton 360 (Deluxe/Plus) | 3 |
| reddit.com | Bitdefender | 3 |
| reddit.com | Bitdefender Antivirus Plus | 3 |
| security.org | Norton 360 (Deluxe/Plus) | 3 |
| security.org | Bitdefender Antivirus Plus | 3 |
| security.org | Bitdefender Total Security | 2 |
| youtube.com | Intego ONE | 2 |
| cybernews.com | Windows Security (Microsoft Defender) | 2 |
| techradar.com | Intego ONE | 2 |
| techradar.com | Bitdefender Antivirus Plus | 2 |
| av-test.org | Bitdefender Antivirus Plus | 2 |
| gizmodo.com | Bitdefender Antivirus Free | 2 |
| av-test.org | Bitdefender | 2 |
| youtube.com | Bitdefender Antivirus Plus | 2 |
| cybernews.com | Bitdefender Antivirus Plus | 2 |
| youtube.com | Bitdefender Total Security | 2 |
| cybernews.com | Bitdefender Total Security | 2 |
| reddit.com | Norton 360 (Deluxe/Plus) | 1 |
| gizmodo.com | Bitdefender Antivirus Plus | 1 |
| reddit.com | Bitdefender Total Security | 1 |
| gizmodo.com | Intego ONE | 1 |
| reddit.com | Intego ONE | 1 |
| youtube.com | Bitdefender | 1 |
| gizmodo.com | Bitdefender Total Security | 1 |
| security.org | Bitdefender Antivirus Free | 1 |
| gizmodo.com | Norton 360 (Deluxe/Plus) | 1 |
| security.org | Intego ONE | 1 |
| cybernews.com | Intego ONE | 1 |
| techradar.com | Bitdefender Antivirus Free | 1 |
| cybernews.com | Bitdefender Antivirus Free | 1 |
| av-test.org | Intego ONE | 1 |
| pcmag.com | Intego ONE | 1 |
Citations by source type
How many citations in this edition point at each kind of source.
Other indexes in Security & Privacy
The other indexes under the same parent, each with its top five brands.
Password Managers
Questions 7Top 5 of 43 brandsScore
VPN Services
Questions 8Top 5 of 32 brandsScore
Identity & Access Management Tools
Questions 5Top 5 of 56 brandsScore