Microsoft Defender Antivirus Pricing in 2026
Every plan Microsoft Defender Antivirus publishes, with the page and date we read it from. Prices we could not find on Microsoft Defender Antivirus's own site are marked "Not published", never guessed.
| Plan | Price | Billing | Limits | Source |
|---|---|---|---|---|
| Microsoft Defender Antivirus built into Windows | Not published | Real-time, always-on antivirus protection · Virus and malware protection · Windows Security integration | microsoft.com | |
| Microsoft Defender Antivirus built into Windows | Not published | Real-time, always-on antivirus protection · Virus and malware protection · Windows Security integration | microsoft.com | |
| Microsoft 365 Personal | Not published | 1 person · Up to 5 devices simultaneously · 1 TB cloud storage | microsoft.com | |
| Microsoft 365 Personal | Not published | 1 person · Up to 5 devices simultaneously · 1 TB cloud storage | microsoft.com | |
| Microsoft 365 Family | Not published | 1 to 6 people · Up to 5 devices per person · Up to 6 TB cloud storage | microsoft.com | |
| Microsoft 365 Family | Not published | 1 to 6 people · Up to 5 devices per person · Up to 6 TB cloud storage | microsoft.com | |
| Microsoft 365 Premium | Not published | 1 to 6 people · Up to 5 devices per person · Up to 6 TB cloud storage | microsoft.com | |
| Microsoft 365 Premium | Not published | 1 to 6 people · Up to 5 devices per person · Up to 6 TB cloud storage | microsoft.com |
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