Abnormal Security vs Customer.io Comparison (2024)

What are the differences between Abnormal Security and Customer.io?

Forward Email Team
Written by
Forward Email TeamVerified
Published
11/1/24
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to Abnormal Security.

Email Service Comparison

20 facts in comparison
Abnormal Securityvs.Customer.io

Abnormal Security

Cloud Email Security - Block Malicious Email Attacks
"Cloud Email Security - Block Malicious Email Attacks"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Customer.io

Send messages people actually want to receive using real-time customer data
"Send messages people actually want to receive using real-time customer data"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
Requires you to talk to a sales teamPricing$100/mo
Requires 3rd partyStorageNo Customer.io does not support storage
UnknownAttachments2 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires 3rd partySMTPYes
❌ Requires 3rd partyIMAPNo
❌ Requires 3rd partyPOP3No
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Abnormal Security

Abnormal Security is a closed-source email service. Their official description reads: Cloud Email Security - Block Malicious Email Attacks

Abnormal Security is a closed-source email service.
Screenshot by Forward Email
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Closed-source

Customer.io

Customer.io is a closed-source email service. Their official description reads: Send messages people actually want to receive using real-time customer data

Customer.io is a closed-source email service.
Photograph by Forward Email
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Compare Abnormal Security with 79 email services