Trustifi vs Klaviyo Comparison (2025)

What are the differences between Trustifi and Klaviyo?

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 Trustifi.

Email Service Comparison

20 facts in comparison
Trustifivs.Klaviyo

Trustifi

Protect Your Business Emails with AI-Powered Security
"Protect Your Business Emails with AI-Powered Security"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Klaviyo

Power smarter digital relationships
"Power smarter digital relationships"
  • 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$20/mo
Requires 3rd partyStorageNo Klaviyo does not support storage
UnknownAttachments0 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires 3rd partySMTPNo
❌ Requires 3rd partyIMAPNo
❌ Requires 3rd partyPOP3No
YesAPINo
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

Trustifi

Trustifi is a closed-source email service. Their website says: Protect Your Business Emails with AI-Powered Security

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

Klaviyo

Klaviyo is a closed-source email service. According to their website: Power smarter digital relationships

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

Compare Trustifi with 78 email services