Mimecast vs Spam Scanner Comparison (2025)

What are the differences between Mimecast and Spam Scanner?

Forward Email Team
Written by
Forward Email TeamVerified
Published
2/1/25
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to Mimecast.

Email Service Comparison

20 facts in comparison
Mimecastvs.Spam Scanner

Mimecast

Email & Collaboration Security
"Email & Collaboration Security"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Spam Scanner

Spam Scanner is the best anti-spam, email filtering, and phishing prevention service
"Spam Scanner is the best anti-spam, email filtering, and phishing prevention service"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
See Mimecast plans (requires you to talk to a sales team) (according to a Reddit thread it may cost upwards of +$1000-2000 per month)PricingFree (built-in to Forward Email)
UnknownStorageRequires 3rd party
200 MBAttachmentsUnknown
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires 3rd partySMTP❌ Requires 3rd party
❌ Requires 3rd partyIMAP❌ Requires 3rd party
❌ Requires 3rd partyPOP3❌ Requires 3rd party
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Mimecast

Mimecast is a closed-source email service. Their website says: Email & Collaboration Security

Mimecast is a closed-source email service.
Screenshot by Forward Email
Visit Website
Closed-source

Spam Scanner

Spam Scanner is a closed-source email service. Their official description reads: Spam Scanner is the best anti-spam, email filtering, and phishing prevention service

Spam Scanner is a closed-source email service.
Photograph by Forward Email
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Compare Mimecast with 79 email services