ImprovMX vs Heimdal Comparison (2026)

Compare ImprovMX vs Heimdal 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 ImprovMX. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison
ImprovMXvs.Heimdal

ImprovMX

Create free email aliases for your domain name
"Create free email aliases for your domain name"
  • 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
$9/moPricingRequires you to talk to a sales team
No ImprovMX does not support storageStorageRequires 3rd party
50 MBAttachmentsUnknown
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
TTI TTI 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

ImprovMX

ImprovMX is a closed-source email service. Their website says: Create free email aliases for your domain name

ImprovMX is a closed-source email service.
Screenshot by Forward Email
Visit Website
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.
Photo by Forward Email
Visit Website

Compare ImprovMX with 78 email services