Quick Verdict
Pros
- Zero-knowledge encryption by default
- Unlimited version history & deleted files
- Secure sharing with passwords/expiry
- No file size limits
- GDPR, HIPAA, PIPEDA compliant
Cons
- No monthly plans (annual only)
- No third-party integrations
- Limited mobile editing features
Table of Contents
Overview
Sync.com ranks #3 in our 2025 cloud storage tests, excelling in privacy with zero-knowledge encryption standard on all plans. Based in Canada, it offers unlimited versioning and secure sharing without tracking user data.
We tested with 50 GB of mixed files across devices. Sync.com provided reliable sync speeds and effortless recovery of older versions.
Features & Functionality
Zero-Knowledge
End-to-end encryption
Unlimited History
Restore any version
Secure Links
Password & expiry
Multi-Device Sync
Desktop & mobile apps
Vault Storage
Archive files offline
Team Sharing
Granular permissions
Pricing & Plans
Note: All plans billed annually. 30-day money-back guarantee.
Performance Tests (50 GB Real-World)
User Experience
Intuitive desktop app with selective sync, web panel for quick access, and mobile previews for documents and media.
Customer Support
- Email Support: 24/7 with < 24h response
- Knowledge Base: Extensive guides
- Priority Phone: For Pro users
Security & Privacy
- End-to-end zero-knowledge encryption
- Two-factor authentication
- Compliance: GDPR, HIPAA, PIPEDA
- No data tracking or third-party access
2025 Top 10 Cloud Storage Ranking
Bottom Line
For users prioritizing privacy without compromising on features, Sync.com's zero-knowledge approach and unlimited history make it a top choice. 2 TB for $8/mo with strong security beats most competitors.
Get 2 TB for $96/yr