MailerSend vs Mailgun Comparison (2025)

What are the differences between MailerSend and Mailgun?

Forward Email Team
Written by
Forward Email TeamVerified
Published
7/1/25
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to MailerSend.

Email Service Comparison

20 facts in comparison
MailerSendvs.Mailgun

MailerSend

Intuitive email API and SMTP
"Intuitive email API and SMTP"
  • 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
$288/yrPricing$35/mo
No MailerSend does not support storageStorageNo Mailgun does not support storage
25 MBAttachments25 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
YesSMTPYes
NoIMAPNo
NoPOP3No
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

MailerSend

MailerSend is a closed-source email service. Their official description reads: Intuitive email API and SMTP

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

Mailgun

Mailgun is a closed-source email service. Their official description reads: Flexible, scalable, and results driven email sending platform

Mailgun is a closed-source email service.
Photograph by Forward Email
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Compare MailerSend with 78 email services