GMX vs Mailgun Comparison (2026)

What are the differences between GMX and Mailgun?

Forward Email Team
Written by
Forward Email TeamVerified
Published
1/1/26
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to GMX.

Email Service Comparison

20 facts in comparison
GMXvs.Mailgun

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
vs.

Mailgun

Flexible, scalable, and results driven email sending platform
"Flexible, scalable, and results driven email sending platform"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$29.99/yrPricing$35/mo
65 GBStorageNo Mailgun does not support storage
100 MBAttachments25 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
YesSMTPYes
YesIMAPNo
YesPOP3No
NoAPIYes
NoE2EE No
YesOpenPGP No
NoWKD No

Email Service Screenshots

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
Go to site
Closed-source

Mailgun

Mailgun is a closed-source email service. According to their website: Flexible, scalable, and results driven email sending platform

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

Compare GMX with 78 email services