Alternatives to Mimecast
Email security options spanning published SMB SKUs and honest quote-only enterprise APIs.
Scan starting price, unit, and price clarity. Tools with a price on their site or some price shown sit higher. Sales-quote-only sits lower. Paid Featured rows say Featured.
| Tool | Starting $ | Unit | Price clarity (?) | Yearly budget | MSP-friendly | Last verified | Visit |
|---|---|---|---|---|---|---|---|
| Microsoft Defender for Office 365 Plan 1 | $2 | per user | Price on their site | Under $5k/yr | Yes | 2026-09-24 | Visit |
| Proofpoint Essentials | $2.75 | per user | Price on their site | Under $5k/yr | Yes | 2026-09-24 | Visit |
| Barracuda Email Protection | $5.2 | per user | Some price shown | $5k–$25k/yr | Yes | 2026-09-24 | Visit |
| Abnormal AI (Email Security) | - | - | Sales quote only | Yearly budget unclear | No | 2026-09-24 | Visit |