addy.io vs GMX Comparison (2026)

Compare addy.io vs GMX 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 addy.io. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison
addy.iovs.GMX

addy.io

Protect your real email address using email aliases
"Protect your real email address using email aliases"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

GMX

Create a free email account fast
"Create a free email account fast"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$4/moPricing$29.99/yr
No addy.io does not support storageStorage65 GB
25 MBAttachments100 MB
YesOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
YesUnlimited AliasesNo
NoTTI No
NoSMTPYes
NoIMAPYes
NoPOP3Yes
NoAPINo
NoE2EE No
NoOpenPGP Yes
NoWKD No

Email Service Screenshots

Open-source

addy.io

addy.io is an open-source email service. Its description from its website is: Protect your real email address using email aliases

addy.io is an open-source email service.
Photograph by Forward Email
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Closed-source

GMX

GMX is a closed-source email service. According to their website: Create a free email account fast

GMX is a closed-source email service.
Photograph by Forward Email
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Compare addy.io with 78 email services