Mailjet vs Spam Hero Comparison (2026)

Compare Mailjet vs Spam Hero email services. In-depth analysis of features, pricing, security, privacy, and storage to find the best email provider for your needs.

Forward Email Team
Written by
Forward Email TeamVerified
Published
4/1/26
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to Mailjet. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison
Mailjetvs.Spam Hero

Mailjet

Effortlessly create and deploy marketing and transactional emails in one place
"Effortlessly create and deploy marketing and transactional emails in one place"
  • 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
$15/moPricing$8/mo
No Mailjet does not support storageStorageRequires 3rd party
15 MBAttachments50 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
YesSMTP❌ Requires 3rd party
NoIMAP❌ Requires 3rd party
NoPOP3❌ Requires 3rd party
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Mailjet

Mailjet is a closed-source email service. According to their website: Effortlessly create and deploy marketing and transactional emails in one place

Mailjet is a closed-source email service.
Photo by Forward Email
Visit Website
Closed-source

Spam Hero

Spam Hero is a closed-source email service. According to their website: Cloud-Based Spam Filtering

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

Compare Mailjet with 78 email services