#CloudStorage #Backup #Privacy
Freemium
Security, Privacy & Backup

Sync.com

Description

Sync.com offers a secure, zero-knowledge encrypted cloud storage solution, enabling private file storage, sharing, and collaboration with end-to-end encryption.
Sync.com is a leading cloud storage provider specializing in privacy and security. It utilizes true end-to-end encryption, meaning user data is encrypted on the device before being uploaded to the cloud, and only the user holds the decryption keys. This zero-knowledge architecture ensures that Sync.com employees cannot access files, providing an unparalleled level of privacy for sensitive documents, photos, and projects. It supports file syncing across multiple devices, secure file sharing with external parties, and robust version history, making it ideal for individuals and businesses prioritizing data confidentiality.

Key Applications

  • Secure Document Archiving: Storing sensitive legal, financial, or personal documents with maximum privacy.
  • Collaborative Project Work: Sharing and co-editing files securely among teams without compromising data integrity.
  • Personal Data Backup: Encrypted backup for photos, videos, and personal files, ensuring data recovery and privacy.
  • Regulatory Compliance: Meeting strict data privacy requirements for businesses in regulated industries.

Who It’s For

Individuals, freelancers, small to medium-sized businesses, and anyone prioritizing privacy and security for their cloud-stored data over deep integration with mainstream ecosystems.

Pros & Cons

Pros Cons
✔️ True zero-knowledge, end-to-end encryption by default for all files. ✖️ User interface is functional but can feel less modern than some competitors.
✔️ Excellent privacy policy with servers located in Canada, outside US jurisdiction. ✖️ Lacks deep integrations with third-party productivity apps compared to mainstream rivals.
✔️ Robust file sharing features with strong access controls, password protection, and expiration. ✖️ No built-in real-time collaborative editing for documents directly within Sync.com.
✔️ Generous free plan (5GB) to test the service extensively before committing to paid tiers. ✖️ Desktop client can occasionally consume more system resources than some alternative cloud services.
Pros Cons
Very beginner-friendly Limited backlink data compared to Ahrefs
Clean interface Less feature depth than Semrush
Helpful community and resources Can feel slower at scale

How It Compares

  • Versus Dropbox: Sync.com provides true zero-knowledge, end-to-end encryption for all files by default, a feature not natively offered by Dropbox, making Sync superior for privacy-conscious users. Dropbox generally offers broader third-party app integrations.
  • Versus Google Drive: Sync.com offers significantly enhanced privacy guarantees due to its end-to-end, zero-knowledge encryption, where only the user holds the keys. Google Drive's data is encrypted at rest, but Google retains access. Google Drive integrates more deeply with its own productivity suite. Versus OneDrive: Sync.com distinguishes itself with its uncompromised privacy model. OneDrive is deeply integrated with the Microsoft ecosystem, which is convenient for Windows users, but it does not provide the same level of user-controlled, zero-knowledge encryption.

Bullet Point Features

  • Zero-Knowledge End-to-End Encryption Real-time File Syncing
  • Across Devices Secure File Sharing with Password Protection and Expiration Dates
  • Automatic File Backup and Restore Version History and Deleted File Recovery Selective Sync Granular Permissions for Shared Folders Offline Access to Files

Disclosure

All product names, logos and brands are property of their respective owners. Use is for educational and informational purposes only and does not imply endorsement. Links are to third-party sites not affiliated with Barndoor AI. Please see our Terms & Conditions for additional information.

Reviews from Our Users

Sync.com
8.07.2021
Sync.com

"Overall, I like the core features, but the mobile UI still feels a bit clunky. Hope they fix this in future updates."

Sync.com
Tom W.
Marketing Manager
trustplilot-img
06/10/2025
Sync.com

"Their support team actually listens to feedback! I’ve seen new features added within weeks. That’s impressive.''

Sync.com
Alex Carter
Freelancer
03/09/2025
Sync.com

"Some advanced options take a bit of time to understand, but once you get the hang of it, it’s incredibly powerful."

Sync.com
Ryan Blake
SaaS Consultant
Sync.com
12/08/2025
Sync.com

"I’ve tried several similar tools, but this one stands out for its clean interface and automation features. Totally worth the subscription."

Sync.com
Sarah Mitchell
GrowthWave Agency