Tutanota vs ImprovMX Comparison (2026)

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

Email Service Comparison

20 facts in comparison
Tutanotavs.ImprovMX

Tutanota

Secure, green and ad-free. Email to feel good about
"Secure, green and ad-free. Email to feel good about"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

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
€36/yrPricing$9/mo
20 GBStorageNo ImprovMX does not support storage
25 MBAttachments50 MB
❌ Tutanota claims to be open-source, but their back-end is actually closed-sourceOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI TTI
NoSMTPYes
NoIMAPNo
NoPOP3No
NoAPIYes
NoE2EE No
⚠️ Tutanota does not support PGPOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Tutanota

Tutanota is a closed-source email service. According to their website: Secure, green and ad-free. Email to feel good about

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

ImprovMX

ImprovMX is a closed-source email service. Its description from its website is: Create free email aliases for your domain name

ImprovMX is a closed-source email service.
Photograph by Forward Email
Go to site

Compare Tutanota with 78 email services