DuoCircle vs Forward Email Comparison (2026)

Compare DuoCircle vs Forward Email email services. In-depth analysis of features, pricing, security, privacy, and storage to find the best email provider for your needs.

Forward Email Team
Written by
Forward Email TeamVerified
Published
4/1/26
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to DuoCircle. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison
DuoCirclevs.Forward Email

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.

Forward Email

⭐ Recommended
Email for everyone
"Email for everyone"
  • 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$3/mo
Requires 3rd partyStorage10 GB pooled
50 MBAttachments50 MB
NoOpen-SourceYes
NoSandboxed Encryption Yes
NoUnlimited DomainsYes
NoUnlimited AliasesYes
NoTTI TTI
❌ Requires 3rd partySMTPYes
❌ Requires 3rd partyIMAPYes
❌ Requires 3rd partyPOP3Yes
YesAPIYes
NoE2EE ⚠️ Opt-in
NoOpenPGP Yes
NoWKD Yes

Email Service Screenshots

Closed-source

DuoCircle

DuoCircle is a closed-source email service. Their official description reads: Protect Email Against Phishing, Spam and Malware

DuoCircle is a closed-source email service.
Photograph by Forward Email
Go to site
⭐ RecommendedOpen-source

Forward Email

⭐ PreferredRecommended

Forward Email is an open-source email service. Its description from its website is: Email for everyone

Forward Email is an open-source email service.
Screenshot by Forward Email
Go to site

Compare DuoCircle with 78 email services