Quick Answer
Last verified:

FortiMail uses custom pricing as of May 2026. Contact FortiMail directly for a personalized quote. Pricing depends on your chosen tier, contract length, and negotiated discounts.

Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.

  • Free tier: No free tier available

Top FortiMail alternatives as of May 2026 include Abnormal Security, Barracuda Email Protection, Microsoft Defender for Office 365. FortiMail uses custom pricing. Pricing verified from 1 sources by CostBench.

Top FortiMail Alternatives

1

Abnormal Security

Medium Effort
$3–$8/user/month
Best for: General users and teams
vs FortiMail:

Alternative to FortiMail in the same category

2

Barracuda Email Protection

Medium Effort
$5–$5/user/month
Best for: General users and teams
vs FortiMail:

Alternative to FortiMail in the same category

3

Microsoft Defender for Office 365

Medium Effort
$2–$5/user/month
Best for: General users and teams
vs FortiMail:

Alternative to FortiMail in the same category

4

Mimecast

Medium Effort
Custom pricing
Best for: Foundational email security
vs FortiMail:

Alternative to FortiMail in the same category

5

Proofpoint

Medium Effort
$2–$15/user/month
Best for: General users and teams
vs FortiMail:

Alternative to FortiMail in the same category

When to Stay with FortiMail

Best for organizations already invested in the Fortinet ecosystem who need enterprise-grade email security with flexible deployment options and value the best performance-to-price ratio in the email security gateway market.

  • You've invested heavily in customizations and integrations
  • Your team is highly trained and productive on FortiMail
  • You need features that alternatives don't offer
  • Migration costs would exceed multi-year savings

Price Comparison

Product Price Range Migration
Current FortiMail Custom pricing -
Abnormal Security $3–$8/user/month medium
Barracuda Email Protection $5–$5/user/month medium
Microsoft Defender for Office 365 $2–$5/user/month medium
Mimecast Custom pricing medium
Proofpoint $2–$15/user/month medium

Frequently Asked Questions

01 What are the best FortiMail alternatives?

The top FortiMail alternatives include Abnormal Security, Barracuda Email Protection, Microsoft Defender for Office 365, Mimecast, Proofpoint. Each offers different strengths: Abnormal Security is general users and teams, while Barracuda Email Protection is general users and teams.

02 Is it hard to switch from FortiMail to an alternative?

Migration difficulty varies by alternative. Among FortiMail alternatives, some options offer easy migration paths with import tools. More complex migrations may require data cleanup and workflow reconfiguration.

03 How much can I save by switching from FortiMail?

Depending on the alternative you choose, you could save anywhere from 20% to 70% on per-user costs. FortiMail uses custom pricing, so savings depend on your negotiated rate. Factor in migration costs and productivity dip during transition.

04 Should I stay with FortiMail or switch?

Best for organizations already invested in the Fortinet ecosystem who need enterprise-grade email security with flexible deployment options and value the best performance-to-price ratio in the email security gateway market. However, if your needs have evolved or you're not using FortiMail's advanced features, exploring alternatives could save you money and complexity.