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Kosmi vs Viber

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

Kosmi icon
Kosmi
Viber icon
Viber

Kosmi vs Viber: The Verdict

⚡ Summary:

Kosmi: Kosmi is a free and open-source virtual workspace software. It allows users to create multiple virtual desktops to organize applications and windows. Kosmi aims to improve productivity by letting users easily switch between desktops.

Viber: Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people in your contacts and allows free calls, texts, photos and video messages over WiFi.

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 Kosmi Viber
Sugggest Score — —
Category Os & Utilities Social & Communications
Pricing Open Source —

Product Overview

Kosmi
Kosmi

Description: Kosmi is a free and open-source virtual workspace software. It allows users to create multiple virtual desktops to organize applications and windows. Kosmi aims to improve productivity by letting users easily switch between desktops.

Type: software

Pricing: Open Source

Viber
Viber

Description: Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people in your contacts and allows free calls, texts, photos and video messages over WiFi.

Type: software

Key Features Comparison

Kosmi
Kosmi Features
  • Create multiple virtual desktops
  • Organize applications and windows across desktops
  • Easily switch between desktops
  • Customizable desktops with wallpapers and icons
  • Keyboard shortcuts for desktop switching
  • Support for multiple monitors
Viber
Viber Features
  • Free calls
  • Free messages
  • Group chats
  • Stickers
  • Photo and video sharing
  • Voice messages
  • Location sharing

Pros & Cons Analysis

Kosmi
Kosmi
Pros
  • Improves productivity and organization
  • Virtual desktops keep workspaces separate
  • Free and open source
  • Lightweight and customizable
  • Works well with multiple monitors
Cons
  • Limited customization compared to paid options
  • Can be confusing for new users
  • Lacks some advanced features like window rules
Viber
Viber
Pros
  • Free calls and messages
  • Works across platforms
  • Good call quality
  • Fun stickers and emojis
  • Group chats
Cons
  • Contacts need to be using Viber too
  • Some features are paid only
  • No cloud sync between devices
  • Limited customization options

Pricing Comparison

Kosmi
Kosmi
  • Open Source
Viber
Viber
  • Not listed

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Learn More About Each Product

Kosmi
Kosmi
Reviews, pricing & alternatives →
Viber
Viber
Reviews, pricing & alternatives →

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