Top Free Backup Software for Windows and Mac

In today’s digital age, protecting your important files, photos, documents, and even entire system setups from data loss due to hardware failure, ransomware, accidental deletion, or other disasters is essential. Fortunately, several excellent free backup software options exist for both Windows and Mac users in 2026. These tools range from simple file syncers and cloud-based solutions to powerful local imaging and open-source deduplicating backups.

While some tools excel on one platform, many offer cross-platform support or strong free tiers. Below is a curated list of the top free backup software recommendations based on recent expert reviews, features, reliability, and user-friendliness.

1. EaseUS Todo Backup Free

One of the most popular and feature-rich free options, especially for Windows users. It supports full system imaging, disk/partition backup, file/folder backup, sync, and scheduling. The interface is intuitive, and it includes disaster recovery features often locked behind paywalls in competitors.

• Platforms: Primarily Windows (excellent support); limited or no native Mac version.
• Key strengths: Fast performance, system imaging, incremental backups.
• Best for: Windows users wanting comprehensive local backups without paying.

2. AOMEI Backupper Standard

A solid, all-around free tool with system backup, disk cloning, partitioning, file sync, and scheduling. It’s reliable for both everyday file protection and OS migration.

• Platforms: Windows-focused (strong native support); no full Mac equivalent in the free edition.
• Key strengths: Disk cloning, multiple backup types, easy restore.
• Best for: Windows PC and laptop users needing cloning and imaging.

3. Duplicati

An open-source favorite that works across platforms with strong encryption, deduplication, compression, and support for many destinations (local drives, cloud services like Google Drive, OneDrive, Dropbox, FTP, SSH, WebDAV).

• Platforms: Windows, Mac, Linux.
• Key strengths: Privacy-focused (client-side encryption), incremental backups, web-based interface.
• Best for: Cross-platform users who prioritize security and cloud integration.

4. Kopia

A modern open-source backup tool with excellent performance, deduplication, compression, and end-to-end encryption. It offers both CLI and GUI versions.

• Platforms: Windows, Mac, Linux.
• Key strengths: Fast incremental backups, cloud support (S3-compatible), strong security.
• Best for: Tech-savvy users wanting efficient, secure cross-platform backups.

5. Google Drive (with Desktop Sync)

While primarily a cloud storage service, its desktop app provides seamless two-way file sync and acts as a reliable backup for selected folders. Free tier offers 15GB shared across Google services.

• Platforms: Windows, Mac (native apps).
• Key strengths: Extremely easy setup, automatic sync, accessible anywhere.
• Best for: Simple file/folder backups and users already in the Google ecosystem.

6. MSP360 Backup Free

A powerful free edition for personal use, supporting local, network, and major cloud destinations (Amazon S3, Backblaze B2, Wasabi, etc.).

• Platforms: Windows, Mac, Linux.
• Key strengths: Broad storage compatibility, reliable for cloud-focused backups.
• Best for: Users needing flexible cloud backup without subscription costs.

7. Paragon Backup & Recovery (Free Edition)

Offers advanced features like system imaging, recovery media creation, and customization in its community/free version.

• Platforms: Windows (primary); some Mac support in related tools.
• Key strengths: Advanced recovery options, bootable media.
• Best for: Windows users seeking professional-grade features for free.

Other Notable Mentions

• Hasleo Backup Suite Free — Highly recommended for Windows with strong backup, restore, and cloning capabilities.
• Cobian Backup — Lightweight, reliable file/folder backup for Windows with scheduling.
• For Mac-specific needs, built-in Time Machine remains excellent (and completely free) for local external drive backups, though third-party tools like the above add cloud and cross-platform flexibility.

Quick Comparison Table

When choosing, consider your needs: local disk imaging (EaseUS/AOMEI), cross-platform security (Duplicati/Kopia), or simple sync (Google Drive). Always test restores periodically to ensure your backups work. For maximum protection, combine local and cloud backups (the 3-2-1 rule: 3 copies, 2 media types, 1 offsite).