mailbox.org vs Mailfence: which is better? Comparison 2026

By our public methodology mailbox.org scores 70 out of 100 and Mailfence scores 57. Below: the factors and facts where they differ, each fact with its source.

Best Email Providers 2026: Private & Secure Ranking How we rank

2

mailbox.org

70/100
5

Mailfence

57/100

Score breakdown

mailbox.orgMailfence
Privacy & security8643
Price2826
Features8882
Transparency & track record73100

Pros and cons

mailbox.org

  • End-to-end encryption is built in
  • You can use your own domain ([email protected])
  • Security checked by an independent audit or certification
  • Works with standard mail apps via IMAP/SMTP
  • No free plan

Mailfence

  • End-to-end encryption is built in
  • You can use your own domain ([email protected])
  • Free plan available
  • Works with standard mail apps via IMAP/SMTP
  • Little mail storage on the cheapest plan
  • No hardware security key sign-in

Facts side by side

Factmailbox.orgMailfence
Built-in end-to-end encryptionYes mailbox.orgYes mailfence.com
Independent audit or security certificationYes mailbox.orgNot verified
Hardware key sign-in (FIDO2/U2F/YubiKey)Yes kb.mailbox.orgNo mailfence.com
Cheapest paid plan per month (monthly billing)$4.49 mailbox.orgNot verified
Free planNo mailbox.orgYes mailfence.com
Mail storage on the free plan (GB)0 mailbox.org0.5 mailfence.com
Your own domainYes mailbox.orgYes mailfence.com
Mail storage on the cheapest paid plan (GB)20 mailbox.org5 mailfence.com
IMAP/SMTP accessYes mailbox.orgYes mailfence.com
Aliases and extra addressesYes mailbox.orgYes mailfence.com
Founded2014 mailbox.org1999 kb.mailfence.com
Transparency reportYes mailbox.orgYes blog.mailfence.com
Company headquartersNot verifiedBelgium kb.mailfence.com
Where mail is storedGermany mailbox.orgBelgium mailfence.com
CompanyHeinlein Group mailbox.orgContactOffice Group sa kb.mailfence.com

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