Microsoft Defender for Business Pricing in 2026
Every plan Microsoft Defender for Business publishes, with the page and date we read it from. Prices we could not find on Microsoft Defender for Business's own site are marked "Not published", never guessed.
| Plan | Price | Billing | Limits | Source |
|---|---|---|---|---|
| Microsoft Defender for Business | $3 per month | Paid yearly; annual subscription auto-renews. | Up to 300 users · Up to five devices per user · No minimum device requirement | microsoft.com |
| Microsoft Entra Internet Access | $5 per month | Annual subscription—auto renews | Secure employee access to internet, AI, and SaaS apps · Protect against internet threats | microsoft.com |
| Microsoft Entra Suite | $12 per month | Annual subscription—auto renews | Includes Secure Web and AI Gateway capabilities · Continuous, adaptive Conditional Access · Identity governance and real-time risk detection | microsoft.com |
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