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Duplicati vs Nessus

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

Duplicati icon
Duplicati
Nessus icon
Nessus

Duplicati vs Nessus: 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.

Nessus: Nessus is a vulnerability scanner used to scan networks and systems for security vulnerabilities. It is one of the most popular vulnerability assessment tools.

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 Nessus
Sugggest Score — —
Category Backup & Sync Security & Privacy
Pricing 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

Nessus
Nessus

Description: Nessus is a vulnerability scanner used to scan networks and systems for security vulnerabilities. It is one of the most popular vulnerability assessment tools.

Type: software

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
Nessus
Nessus Features
  • Vulnerability scanning
  • Compliance auditing
  • Web application scanning
  • Malware detection
  • Configuration auditing

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
Nessus
Nessus

Pros

  • Wide range of vulnerability checks
  • User-friendly interface
  • Regular plugin updates
  • Integrates with other Tenable products
  • Can customize scans and policies

Cons

  • Limited mobile device scanning
  • No built-in remediation capabilities
  • Some advanced features require additional purchase

Pricing Comparison

Duplicati
Duplicati
  • Open Source
Nessus
Nessus
  • Not listed

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Learn More About Each Product

Duplicati
Duplicati
Reviews, pricing & alternatives →
Nessus
Nessus
Reviews, pricing & alternatives →

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