Heimdal vs Amazon Simple Email Service (SES) Comparison (2025)

What are the differences between Heimdal and Amazon Simple Email Service (SES)?

Forward Email Team
Written by
Forward Email TeamVerified
Published
7/1/25
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to Heimdal.

Email Service Comparison

20 facts in comparison
Heimdalvs.Amazon Simple Email Service (SES)

Heimdal

One Platform. Total Security.
"One Platform. Total Security."
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Amazon Simple Email Service (SES)

Get reliable, scalable email to communicate with customers at the lowest industry prices
"Get reliable, scalable email to communicate with customers at the lowest industry prices"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
Requires you to talk to a sales teamPricing$X/mo; varies, using shared IP's from SES are known to have negative effect on deliverability
Requires 3rd partyStorageNo Amazon Simple Email Service (SES) does not support storage
UnknownAttachments10 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires 3rd partySMTPYes
❌ Requires 3rd partyIMAPNo
❌ Requires 3rd partyPOP3No
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Heimdal

Heimdal is a closed-source email service. Their website says: One Platform. Total Security.

Heimdal is a closed-source email service.
Photo by Forward Email
Go to site
Closed-source

Amazon Simple Email Service (SES)

Amazon Simple Email Service (SES) is a closed-source email service. Its description from its website is: Get reliable, scalable email to communicate with customers at the lowest industry prices

Amazon Simple Email Service (SES) is a closed-source email service.
Photograph by Forward Email
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Compare Heimdal with 78 email services