Microsoft Defender for Business Pricing in 2026
3 plans, paid from $3, with a free trial.
Microsoft Entra Internet Access
$5/mo
Billed Annual subscription—auto renews
Secure employee access to internet, AI, and SaaS apps · Protect against internet threats
Microsoft Entra Suite
$12/mo
Billed Annual subscription—auto renews
Includes Secure Web and AI Gateway capabilities · Continuous, adaptive Conditional Access · Identity governance and real-time risk detection
Microsoft Defender for Business
$3/yr
Billed user/month, paid yearly; annual subscription—auto renews
Up to 300 users · up to five devices per user · no minimum device requirement · server protection available as an add-on
From $3/user/mo (annual) · 30-day trial Read from Microsoft Defender for Business's pricing page on 22 Sept 2026.
What the alternatives cost
| Product | Free | Paid from |
|---|---|---|
| PC Matic | Free plan | $30 |
| FortiClient | Free plan | — |
| Avast One | Free plan | $2.99 |
| Bitdefender Total Security | Free plan | $59.99 |
| Max Endpoint Security-Business | Free plan | — |
| ESET HOME Security | Free trial | $59.99 |