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Mailbox.org vs Roundcube

Professional comparison and analysis to help you choose the right software solution for your needs.

Mailbox.org icon
Mailbox.org
Roundcube icon
Roundcube

Mailbox.org vs Roundcube: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Mailbox.org Roundcube
Sugggest Score
Category Online Services Online Services
Pricing Open Source

Product Overview

Mailbox.org
Mailbox.org

Description: Mailbox.org is an email provider based in Germany that offers secure and private email accounts with end-to-end encryption. It has customizable email aliases, domains, and passwords along with built-in calendar, contacts, and cloud storage.

Type: software

Roundcube
Roundcube

Description: Roundcube is an open-source webmail client written in PHP. It is designed to work with IMAP and SMTP servers to provide a full-featured web-based email client. It has support for features like rich text messages, spell check, tagging, filters, keyboard shortcuts and skins.

Type: software

Pricing: Open Source

Key Features Comparison

Mailbox.org
Mailbox.org Features
  • End-to-end encryption
  • Custom email aliases
  • Custom domains
  • Built-in calendar
  • Built-in contacts
  • Cloud storage
Roundcube
Roundcube Features
  • Webmail client
  • Works with IMAP/SMTP
  • Rich text editor
  • Spell check
  • Message tagging
  • Filters
  • Keyboard shortcuts
  • Skins/themes

Pros & Cons Analysis

Mailbox.org
Mailbox.org
Pros
  • Strong security and privacy
  • Customizable options
  • Good features included
Cons
  • Can be expensive for large storage
  • Limited native app support
  • Mostly web-based
Roundcube
Roundcube
Pros
  • Open source
  • Feature rich
  • Good IMAP/SMTP support
  • Extendable with plugins
  • Multi-language support
Cons
  • Can be resource intensive
  • Setup can be complex
  • Limited native mobile support

Pricing Comparison

Mailbox.org
Mailbox.org
  • Not listed
Roundcube
Roundcube
  • Open Source

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