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Duplicati vs Kosmi

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

Duplicati icon
Duplicati
Kosmi icon
Kosmi

Duplicati vs Kosmi: The Verdict

⚡ Summary:

Duplicati: Duplicati is an open source backup software that securely stores encrypted, incremental, compressed backups on cloud storage services and remote file servers. It works with standard protocols like FTP, SSH, WebDAV and various backends like Microsoft OneDrive, Amazon S3, Google Drive and more. Duplicati is free, runs on Windows, macOS and Linux.

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.

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 Duplicati Kosmi
Sugggest Score — —
Category Backup & Sync Os & Utilities
Pricing Open Source Open Source

Product Overview

Duplicati
Duplicati

Description: Duplicati is an open source backup software that securely stores encrypted, incremental, compressed backups on cloud storage services and remote file servers. It works with standard protocols like FTP, SSH, WebDAV and various backends like Microsoft OneDrive, Amazon S3, Google Drive and more. Duplicati is free, runs on Windows, macOS and Linux.

Type: software

Pricing: Open Source

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

Key Features Comparison

Duplicati
Duplicati Features
  • Incremental backups to minimize bandwidth requirements
  • Client-side AES-256 encryption
  • Supports multiple cloud storage providers (Amazon S3, OneDrive, Google Drive, etc)
  • Open source and free
  • Deduplication to avoid uploading duplicate data
  • Scheduling and automation capabilities
  • Command line and web UI available
  • Backup verification and repair
  • Bandwidth throttling
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

Pros & Cons Analysis

Duplicati
Duplicati
Pros
  • Free and open source
  • Strong encryption
  • Good choice of backend storage options
  • Easy to set up and use
  • Deduplication saves bandwidth
  • Wide platform support
Cons
  • Limited reporting capabilities
  • No mobile apps
  • Restores can be slow
  • Some backend providers have usage limits
  • No built-in file versioning
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

Pricing Comparison

Duplicati
Duplicati
  • Open Source
Kosmi
Kosmi
  • Open Source

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Learn More About Each Product

Duplicati
Duplicati
Reviews, pricing & alternatives →
Kosmi
Kosmi
Reviews, pricing & alternatives →

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