SimpleLogin vs Heimdal Comparison (2025)

What are the differences between SimpleLogin and Heimdal?

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 SimpleLogin.

Email Service Comparison

20 facts in comparison
SimpleLoginvs.Heimdal

SimpleLogin

Receive and send emails anonymously
"Receive and send emails anonymously"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

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
$4/moPricingRequires you to talk to a sales team
No SimpleLogin does not support storageStorageRequires 3rd party
25 MBAttachmentsUnknown
YesOpen-SourceNo
NoSandboxed Encryption No
YesUnlimited DomainsNo
YesUnlimited AliasesNo
NoTTI No
NoSMTP❌ Requires 3rd party
NoIMAP❌ Requires 3rd party
NoPOP3❌ Requires 3rd party
NoAPIYes
⚠️ Opt-inE2EE No
YesOpenPGP No
NoWKD No

Email Service Screenshots

Open-source

SimpleLogin

SimpleLogin is an open-source email service. Their official description reads: Receive and send emails anonymously

SimpleLogin is an open-source email service.
Photo by Forward Email
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Closed-source

Heimdal

Heimdal is a closed-source email service. Its description from its website is: One Platform. Total Security.

Heimdal is a closed-source email service.
Photograph by Forward Email
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Compare SimpleLogin with 78 email services