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The Best Cloud Storage

Five leading cloud storage services, scored on security, ease of use, features and value.

Last updated Jul 3, 2026

Cloud storage is where your most important files live, so who can read them matters as much as how much you get. We scored five leading services on security, ease of use, features, and value, weighting security the heaviest, and named a clear pick. Every commercial link is disclosed and never changes the ranking.

  1. 1

    Proton Drive

    Our pick

    The most private mainstream option, with end-to-end encryption by default.

    8.8
    / 10

    Pros

    • + End-to-end encrypted by default
    • + Open-source, audited apps
    • + Bundles with other Proton services

    Cons

    • − Fewer collaboration features
    • − Desktop and mobile apps still maturing
    From $3.99 /month
    Visit Proton Drive
  2. 2

    Sync.com

    Best value

    Zero-knowledge encryption at a fair price, with roomy paid plans.

    8.7
    / 10

    Pros

    • + Zero-knowledge encryption
    • + Generous storage on paid plans
    • + Simple, reliable syncing

    Cons

    • − Slower uploads than some rivals
    • − Fewer third-party integrations
    From $8.00 /month
    Visit Sync.com
  3. 3

    Google Drive

    Best for teams

    The default for real-time collaboration and Workspace users.

    8.5
    / 10

    Pros

    • + Seamless Docs, Sheets and Slides
    • + Excellent real-time collaboration
    • + Cheap entry storage tier

    Cons

    • − Not end-to-end encrypted by default
    • − Ties you into the Google ecosystem
    From $1.99 /month
    Visit Google Drive
  4. 4

    Microsoft OneDrive

    The obvious pick if you already use Windows and Microsoft 365.

    8.4
    / 10

    Pros

    • + Deep Windows and Office integration
    • + Great value bundled with Microsoft 365
    • + Personal Vault for sensitive files

    Cons

    • − Weaker outside the Microsoft ecosystem
    • − Not end-to-end encrypted by default
    From $1.99 /month
    Visit Microsoft OneDrive
  5. 5

    Dropbox

    Best for beginners

    The smoothest, most reliable file syncing across every platform.

    8.2
    / 10

    Pros

    • + Best-in-class sync reliability
    • + Works on every platform
    • + Strong sharing and versioning

    Cons

    • − Expensive per gigabyte
    • − Small free storage allowance
    From $9.99 /month
    Visit Dropbox

Side-by-side

The Best Cloud Storage — score by criterion for each product.
Product Security Ease of use Features Value Overall
Proton Drive 9.6 8.3 7.9 8.9 8.8
Sync.com 9.4 8.4 7.9 9.0 8.7
Google Drive 7.5 9.4 9.2 8.5 8.5
Microsoft OneDrive 7.9 8.8 8.4 8.6 8.4
Dropbox 7.8 9.3 8.6 6.8 8.2
How we scored this

Each service is scored 0–10 on four weighted criteria: security (weight 3), ease of use (2), features (2), and value (1.5). The overall score is the weighted average. Ranks are our editorial verdict from those scores plus hands-on use; they are independent of any affiliate commission.