Head-to-head · Anti-spam Software
Mailprotector vs MX Guarddog
Mailprotector leads on 0 checks, MX Guarddog on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreMailprotector · 8.2/10
- Free planonly MX Guarddog
- Free trialonly MX Guarddog
- Most featuresMX Guarddog · 1 of 5
Mailprotector scores higher on our rubric for anti-spam software: 8.2 against 7.8 out of 10; our editors rank them #6 and #8.
Mailprotector is the better fit for microsoft or Google users needing impersonation controls. MX Guarddog is the better fit for small teams with their own email servers.
- Mailprotector fits best
Microsoft or Google users needing impersonation controls
- MX Guarddog fits best
Small teams with their own email servers
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Side by side
| Feature | Mailprotector 8.2/10 Visit ↗ | MX Guarddog 7.8/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.2 | 7.8 |
| Ranking | #6 in Anti-spam Software | #8 in Anti-spam Software |
| Best for | Microsoft or Google users needing impersonation controls | Small teams with their own email servers |
| Pricing model | Paid | Free plan + paid |
| Starting price | Pricing on request | $0.25/unit/mo |
| Free plan | Not checked yet | ✓ (best) |
| Free trial | — | 30 days |
| Deployment | Cloud | Cloud |
| Platforms | Web | Web |
| Integrations | 6 integrations | 3 integrations |
| Features Mailprotector 0/5 · MX Guarddog 1/5 | ||
| Phishing protection | Not checked yet | Not checked yet |
| Malware scanning | Not checked yet | ✓ (best) |
| Quarantine controls | Not checked yet | Not checked yet |
| API access | Not checked yet | Not checked yet |
| Email continuity | Not checked yet | Not checked yet |
| Specs | ||
| Deployment | Not checked yet | Not checked yet |
| Users included | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Mailprotector’s CloudFilter is a secure email gateway for managed service providers and the organizations they support. It filters inbound messages for spam, phishing, and malware, and also applies outbound filtering. Microsoft 365 and… Read the review → |
MX Guarddog is a hosted email security service for organizations, individuals and domain owners using their own email servers. Incoming mail is routed through its data centers for spam, phishing, malware and virus scanning; clean messages… Read the review → |
Strengths and trade-offs
Mailprotector — where it wins
- Filters inbound spam, phishing, and malware, plus outbound messages
- Detects impersonation and enforces DMARC across supported email environments
- Quarantine tools include safe previews and one-click release or blocking
Where it doesn't
- Pricing requires contacting sales rather than choosing a published plan
- Gateway deployment may be more than teams seeking basic spam filtering need
- Malware sandboxing is not established in the product description
MX Guarddog — where it wins
- Filters spam, phishing, malware and viruses before forwarding clean mail
- Includes quarantine review and message release for users and administrators
- Synchronizes accounts with Windows AD, LDAP and cPanel
Where it doesn't
- Does not support consumer Gmail or Hotmail accounts
- Requires DNS mail routing through its cloud gateway
- Free access requires visible website text links to earn tokens
- Mailprotector8.2/10 · Pricing on request
Broad inbound and outbound controls for mixed email environments, with sales-led pricing.
Visit MailprotectorFull verdict → - MX Guarddog7.8/10 · Free plan · 30-day trial
An affordable cloud gateway for filtering mail on your own domain and server.
Visit MX GuarddogFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update






