Mailchimp vs OOPSpam Comparison (2025)

What are the differences between Mailchimp and OOPSpam?

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 Mailchimp.

Email Service Comparison

20 facts in comparison
Mailchimpvs.OOPSpam

Mailchimp

Turn Emails into Revenue
"Turn Emails into Revenue"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

OOPSpam

Automate your Spam and Abuse Detection
"Automate your Spam and Abuse Detection"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$33/moPricing$49/mo
No Mailchimp does not support storageStorageRequires 3rd party
25 MBAttachmentsUnknown
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires paid add-on for Mandrill of at least $20/moSMTP❌ Requires 3rd party
NoIMAP❌ Requires 3rd party
NoPOP3❌ Requires 3rd party
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Mailchimp

Mailchimp is a closed-source email service. Their website says: Turn Emails into Revenue

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

OOPSpam

OOPSpam is a closed-source email service. Their official description reads: Automate your Spam and Abuse Detection

OOPSpam is a closed-source email service.
Screenshot by Forward Email
Go to site

Compare Mailchimp with 78 email services