Startmail vs HEY Comparison (2026)

Compare Startmail vs HEY 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 Startmail. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison
Startmailvs.HEY

Startmail

Private email you can trust
"Private email you can trust"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

HEY

We finally fixed your email + calendar!
"We finally fixed your email + calendar!"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$7/moPricing$99/yr + $12/mo per user
20 GBStorage100 GB
25 MBAttachmentsHEY does not use regular email attachments, which also prevents them from being encrypted with PGP
NoOpen-SourceNo
❌ Startmail claims to use a User Vault, but this statement has not been audited and their source code is closed-sourceSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
YesSMTPNo
YesIMAPNo
YesPOP3No
NoAPINo
⚠️ Supported if both sender and recipient are using OpenPGPE2EE No
⚠️ Supports OpenPGP, but does not support WKDOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Startmail

Startmail is a closed-source email service. Its description from its website is: Private email you can trust

Startmail is a closed-source email service.
Screenshot by Forward Email
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Closed-source

HEY

HEY is a closed-source email service. Their official description reads: We finally fixed your email + calendar!

HEY is a closed-source email service.
Photo by Forward Email
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Compare Startmail with 78 email services