Mimecast Alternatives 2026: 4 Options Compared
Find the right email security solution for your team
Mimecast uses custom pricing as of March 2026. Contact Mimecast 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 Mimecast alternatives as of March 2026 include Abnormal Security, Barracuda Email Protection, Microsoft Defender for Office 365. Mimecast uses custom pricing. Pricing verified from 4 sources by CostBench.
Top Mimecast Alternatives
Abnormal Security
Medium EffortAlternative to Mimecast in the same category
Barracuda Email Protection
Medium EffortAlternative to Mimecast in the same category
Microsoft Defender for Office 365
Medium EffortAlternative to Mimecast in the same category
Proofpoint
Medium EffortAlternative to Mimecast in the same category
When to Stay with Mimecast
Best for organizations that value comprehensive email security with archiving and continuity features, have the budget for premium pricing, and can tolerate the administrative overhead of the platform's approval processes.
- You've invested heavily in customizations and integrations
- Your team is highly trained and productive on Mimecast
- You need features that alternatives don't offer
- Migration costs would exceed multi-year savings
Price Comparison
| Product | Price Range | Migration |
|---|---|---|
| Current Mimecast | Custom pricing | - |
| Abnormal Security | $3-$8/user/mo | medium |
| Barracuda Email Protection | $5.0-$5.0/user/mo | medium |
| Microsoft Defender for Office 365 | $2-$5/user/mo | medium |
| Proofpoint | $2-$15/user/mo | medium |
Frequently Asked Questions
01 What are the best Mimecast alternatives?
The top Mimecast alternatives include Abnormal Security, Barracuda Email Protection, Microsoft Defender for Office 365, 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 Mimecast to an alternative?
Migration difficulty varies by alternative. Among Mimecast 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 Mimecast?
Depending on the alternative you choose, you could save anywhere from 20% to 70% on per-user costs. Mimecast uses custom pricing, so savings depend on your negotiated rate. Factor in migration costs and productivity dip during transition.
04 Should I stay with Mimecast or switch?
Best for organizations that value comprehensive email security with archiving and continuity features, have the budget for premium pricing, and can tolerate the administrative overhead of the platform's approval processes. However, if your needs have evolved or you're not using Mimecast's advanced features, exploring alternatives could save you money and complexity.