Skiff vs ActiveCampaign Comparison (2025)

What are the differences between Skiff and ActiveCampaign?

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

Email Service Comparison

20 facts in comparison
Skiffvs.ActiveCampaign

Skiff

Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)
"Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

ActiveCampaign

Postmark, the leading service for transactional email, is now part of ActiveCampaign
"Postmark, the leading service for transactional email, is now part of ActiveCampaign"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$3/moPricing$15/mo
15 GBStorageNo ActiveCampaign does not support storage
25 MBAttachments10 MB
❌ Skiff claims to be open-source, but their back-end is actually closed-sourceOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI TTI
❌ Skiff does not support SMTP and forces vendor lock-inSMTPYes
❌ Skiff does not support IMAP and forces vendor lock-inIMAPNo
❌ Skiff does not support POP3 and forces vendor lock-inPOP3No
NoAPIYes
⚠️ Supported, but Skiff manages your private keys and is closed-sourceE2EE No
YesOpenPGP No
YesWKD No

Email Service Screenshots

Closed-source

Skiff

Skiff is a closed-source email service. Their official description reads: Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)

Skiff is a closed-source email service.
Photo by Forward Email
Go to site
Closed-source

ActiveCampaign

ActiveCampaign is a closed-source email service. Its description from its website is: Postmark, the leading service for transactional email, is now part of ActiveCampaign

ActiveCampaign is a closed-source email service.
Photo by Forward Email
Go to site

Compare Skiff with 79 email services