Duplicati

2.3.0.3 (64-bit)

Duplicati Team

5.0

size

Back up and protect your data with Duplicati for Windows, the free open-source backup software featuring encrypted cloud backups and automated file recovery.

Get the latest version

2.3.0.3 (64-bit)

2026-06-12

Duplicati Free Download – Secure Online Backup Software for Windows, Mac & Linux

Duplicati is a powerful, free, and open-source backup program that lets you securely back up your files online. Compatible with Windows, macOS, and Linux, Duplicati uses AES-256 encryption to protect your data while saving space with incremental backups and data deduplication.

Whether you want to back up documents, photos, videos, or entire folders, Duplicati makes it simple to store your data safely on cloud services or remote servers. With support for popular storage providers like Google Drive, OneDrive, Amazon S3, Dropbox, Box.com, Mega, and more, Duplicati ensures your data is always accessible, secure, and recoverable.

Key Features

Strong Encryption: Uses AES-256 or GNU Privacy Guard (GPG) encryption to protect your backups.
Incremental Backups & Deduplication: Save bandwidth and storage by uploading only changes to files.
Web-Based & Command-Line Interface: Configure and run backups via any browser or terminal, including headless servers and NAS devices.
Cross-Platform Support: Works on Windows, Linux, and macOS.
Resume Interrupted Backups: Handles network interruptions seamlessly and ensures backups remain intact.
Backup Open or Locked Files: Supports Volume Snapshot Service (VSS) on Windows and Logical Volume Manager (LVM) on Linux.
Automated Scheduling: Keep backups up-to-date with built-in scheduling tools.
Flexible Backup Targets: Back up to FTP, SFTP, WebDAV, Azure Blob Storage, Amazon S3, Google Cloud Storage, OneDrive, Dropbox, NAS, external drives, and more.

Supported Storage Providers

Google Drive: Secure and scalable cloud storage for personal and business use.
Microsoft OneDrive: Cloud-based file management with integrated Microsoft services.
Amazon S3: Reliable object storage with web service access.
Dropbox: Seamless file access and sharing across devices.
Box.com: Cloud collaboration platform for businesses.
SFTP & FTP Servers: Secure online storage using standard protocols.
Network-Attached Storage (NAS) & External Drives: Local backup solutions for home and office.

Why Use Duplicati?

Duplicati is perfect for individuals, professionals, and businesses who want reliable, encrypted, and space-efficient backups. Key benefits include:

Protect Personal Data: Keep documents, photos, and media safe with strong encryption.
Business Backup Solution: Back up multiple workstations and servers securely.
Cloud Integration: Store backups across multiple cloud providers with ease.
Cost-Free Solution: Fully open-source software with optional premium monitoring features.

How to Use Duplicati

Download the installer for Windows, macOS, or Linux.
Install Duplicati and open the web-based interface.
Choose folders or drives to back up.
Select your backup destination: cloud service, FTP server, or local storage.
Set up encryption with AES-256 or GPG for maximum security.
Schedule automatic backups or run them manually.
Monitor backups, view logs, and restore files as needed.

System Requirements

Operating System: Windows 7, 8, 10, 11; macOS 10.13+; Linux (various distributions)
CPU: 1 GHz or faster
RAM: 512 MB minimum (1 GB recommended)
Disk Space: 200 MB free for installation
.NET Framework: Version 4.5+ (Windows) or Mono (Linux/macOS)
Internet Connection: Required for cloud backups and updates

Pros

Free and open-source software
Strong AES-256 encryption for secure backups
Supports multiple cloud services and protocols
Incremental backups reduce storage and bandwidth usage
Web-based interface allows remote backup management
Cross-platform compatibility

Cons

Requires .NET 4.5 or Mono on some platforms
Encryption setup may be complex for beginners
Web-based interface may not suit all users
Relies on network connectivity for online backups

Pricing

Free Version: Full-featured backup software with AES-256 encryption, incremental backups, and support for multiple cloud providers.
Duplicati Pro – $5/month per machine: Advanced monitoring, alerts, priority support, and extended retention.

Information about Duplicati 2.3.0.3 (64-bit)

	License	Open Source
	Op. System	Windows
	Category	Utilities
	Language	English
	Author	Duplicati Team
	Permissions	Not applicable
	Date	2026-06-12
	Size
	File type	Official Website

Get the latest version

2.3.0.3 (64-bit)

2026-06-12

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