Mimecast vs Spam Hero Comparison (2025)

What are the differences between Mimecast and Spam Hero?

Forward Email Team
Written by
Forward Email TeamVerified
Published
1/1/25
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 Hero

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 Hero

Cloud-Based Spam Filtering
"Cloud-Based Spam Filtering"
  • 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)Pricing$8/mo
UnknownStorageRequires 3rd party
200 MBAttachments50 MB
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 official description reads: Email & Collaboration Security

Mimecast is a closed-source email service.
Photograph by Forward Email
Go to site
Closed-source

Spam Hero

Spam Hero is a closed-source email service. Its description from its website is: Cloud-Based Spam Filtering

Spam Hero is a closed-source email service.
Screenshot by Forward Email
Visit Website

Compare Mimecast with 79 email services