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3Fun vs Mailbrew

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

3Fun icon
3Fun
Mailbrew icon
Mailbrew

3Fun vs Mailbrew: The Verdict

⚡ Summary:

3Fun: 3Fun is a dating app designed for people interested in threesomes and non-monogamous relationships. It allows users to match and chat with like-minded individuals or couples.

Mailbrew: Mailbrew is an open-source email client for Linux, Windows and macOS aimed at power users. It is designed to be fast, extensible and secure.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature 3Fun Mailbrew
Sugggest Score
Category Social & Communications Office & Productivity
Pricing Subscription Open Source

Product Overview

3Fun
3Fun

Description: 3Fun is a dating app designed for people interested in threesomes and non-monogamous relationships. It allows users to match and chat with like-minded individuals or couples.

Type: software

Pricing: Subscription

Mailbrew
Mailbrew

Description: Mailbrew is an open-source email client for Linux, Windows and macOS aimed at power users. It is designed to be fast, extensible and secure.

Type: software

Pricing: Open Source

Key Features Comparison

3Fun
3Fun Features
  • Swipe matching
  • Chat and messaging
  • Location-based matching
  • Photo privacy
  • 3-way chat
Mailbrew
Mailbrew Features
  • Open source email client
  • Available on Linux, Windows and macOS
  • Support for multiple email accounts and providers
  • Customizable interface
  • Keyboard shortcuts
  • Search and filtering
  • Email encryption
  • Calendar and contacts sync
  • Plugin support

Pros & Cons Analysis

3Fun
3Fun

Pros

  • Caters to a niche audience
  • Easy to use interface
  • Verifies real profiles

Cons

  • Limited user base
  • Fewer features than mainstream apps
  • Stigma around non-monogamy
Mailbrew
Mailbrew

Pros

  • Free and open source
  • Cross-platform support
  • Fast and lightweight
  • Highly customizable
  • Strong security and privacy
  • Powerful search and organization
  • Extensible through plugins

Cons

  • Limited integration with non-email services
  • Steeper learning curve than basic email clients
  • Less user-friendly than commercial options
  • Limited native calendar and contacts functionality
  • Requires more technical know-how to fully utilize features

Pricing Comparison

3Fun
3Fun
  • Subscription
Mailbrew
Mailbrew
  • Open Source

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