Side by side
Sophos Secure Message vs Zerospam
Both stand on email anti-spam software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Choose Sophos Email if your organization needs inbox threat protection alongside email encryption and data loss prevention. Its portal encryption lets recipients access and reply to encrypted messages without their own encryption infrastructure. Look elsewhere if you need Gmail integration or must configure Secure Message policies in Monitoring System mode.
Visit Sophos Secure MessageZerospam filters mail before delivery and provides administrators with quarantine controls. Compare the mailbox limits and archiving needs against its paid plans, and allow for MX-record changes during setup.
Visit ZerospamThe facts
| Sophos Secure Message | Zerospam | |
|---|---|---|
| Free plan | A free trial | A free trial |
| Open source | Not published | Not published |
| Runs on | Web | Web |
| Lowest paid plan | Free or on request | SMART: €5 a month |
| Plans published | 2 | 3 |
| Maker | Sophos Secure Message | Not published |
| Website | sophos.com | zerospam.eu |
| On email anti-spam software | #14 of 28 | #18 of 28 |
Sophos Secure Message: what it does well
- Detects phishing, business email compromise, spam, and email malware.
- Supports TLS, S/MIME, push, and portal encryption.
- Can automatically encrypt email detected as containing sensitive data.
- Can claw back malicious messages after delivery.
- Integrates with Microsoft 365 and Google Workspace.
What to know first
- Secure Message policies cannot be configured in Monitoring System mode.
- Gmail integration is listed as unavailable.
- Both plan prices are on request.
Zerospam: what it does well
- Quarantined mail can be approved or deleted by administrators.
- Advertises filtering for a broad set of email threats.
- No software installation is required.
- The 30-day trial does not renew automatically.
What to know first
- No free plan is listed.
- Activation requires changing domain MX records.
- Email archiving is listed only for PREMIUM.
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