DuoCircle vs Darktrace Comparison (2025)

What are the differences between DuoCircle and Darktrace?

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 DuoCircle.

Email Service Comparison

20 facts in comparison
DuoCirclevs.Darktrace

DuoCircle

Protect Email Against Phishing, Spam and Malware
"Protect Email Against Phishing, Spam and Malware"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Darktrace

Cyber security that learns you
"Cyber security that learns you"
  • 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 teamPricingRequires you to talk to a sales team (according to Amazon AWS Marketplace it may cost upwards of $30,000/mo)
Requires 3rd partyStorageRequires 3rd party
50 MBAttachmentsUnknown
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires 3rd partySMTP❌ Requires 3rd party
❌ Requires 3rd partyIMAP❌ Requires 3rd party
❌ Requires 3rd partyPOP3❌ Requires 3rd party
YesAPIYes
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

DuoCircle

DuoCircle is a closed-source email service. Their website says: Protect Email Against Phishing, Spam and Malware

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

Darktrace

Darktrace is a closed-source email service. According to their website: Cyber security that learns you

Darktrace is a closed-source email service.
Screenshot by Forward Email
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Compare DuoCircle with 78 email services