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Adium vs Sideline

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

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Adium
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Sideline

Adium vs Sideline: The Verdict

⚡ Summary:

Adium: Adium is a free and open source instant messaging application for macOS that supports multiple protocols including AIM, ICQ, Jabber/XMPP, MSN, Yahoo and more. It allows you to chat across different networks in one application with a simple and customizable interface.

Sideline: Sideline is a phone app that provides users with a second phone number to keep their personal and work calls separate. It has features like call forwarding, voicemail transcripts, blocking contacts and more.

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 Adium Sideline
Sugggest Score — —
Category Social & Communications Social & Communications
Pricing Open Source Subscription

Product Overview

Adium
Adium

Description: Adium is a free and open source instant messaging application for macOS that supports multiple protocols including AIM, ICQ, Jabber/XMPP, MSN, Yahoo and more. It allows you to chat across different networks in one application with a simple and customizable interface.

Type: software

Pricing: Open Source

Sideline
Sideline

Description: Sideline is a phone app that provides users with a second phone number to keep their personal and work calls separate. It has features like call forwarding, voicemail transcripts, blocking contacts and more.

Type: software

Pricing: Subscription

Key Features Comparison

Adium
Adium Features
  • Supports multiple chat protocols like AIM, MSN, Yahoo, etc
  • Customizable interface with themes and emoticons
  • Tabbed chat windows
  • File transfers
  • Audio/video chat
  • Encryption support
  • Plugin architecture to extend functionality
Sideline
Sideline Features
  • Second phone number
  • Call forwarding
  • Voicemail transcripts
  • Blocking contacts
  • Conference calling
  • Call recording
  • Visual voicemail
  • Do not disturb mode

Pros & Cons Analysis

Adium
Adium

Pros

  • Free and open source
  • Unified messaging for different protocols
  • Lightweight and low resource usage
  • Active development community
  • Cross-platform support

Cons

  • Limited features compared to proprietary clients
  • Some protocols no longer work due to service shutdowns
  • No mobile app
  • Development has slowed down recently
Sideline
Sideline

Pros

  • Keeps personal and work calls separate
  • Easy to set up and use
  • Affordable pricing
  • Good call quality
  • Useful features like voicemail transcripts

Cons

  • Mobile app only, no desktop app
  • Number porting can take time
  • Some features require premium plan
  • Limited international calling

Pricing Comparison

Adium
Adium
  • Open Source
Sideline
Sideline
  • Subscription

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Learn More About Each Product

Adium
Adium
Reviews, pricing & alternatives →
Sideline
Sideline
Reviews, pricing & alternatives →

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