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Microsoft OneDrive vs Proton Drive

Microsoft OneDrive and Proton Drive are both file storage & sharing tools. Microsoft OneDrive is aimed at small businesses and enterprise, while Proton Drive is aimed at freelancers and small businesses. Microsoft OneDrive costs less, from $1.99/mo versus $4.99/mo for Proton Drive. Both have a free plan.

Microsoft OneDrive

Microsoft's cloud storage and file sync, bundled with Microsoft 365

Proton Drive

End-to-end encrypted cloud storage from Swiss privacy company Proton

PricingFreemium · $2Freemium · $5
Starting price$1.99/mo$4.99/mo
Free planYesYes
Free trial30 days—
Built forSmall businesses, Enterprise, FreelancersFreelancers, Small businesses, Enterprise
Platformsweb, windows, macos, ios, androidweb, windows, macos, ios, android
CountryUS · 2007CH
Rating——

Choose Microsoft OneDrive if

Windows users and Microsoft 365 organizations that want storage tightly wired into Office and Teams.

  • Included with Microsoft 365, so often no extra cost
  • Deep integration with Windows and Office apps
  • 1 TB per person on Personal and Family plans

Look elsewhere if: Linux users or teams standardized on other suites (Google Drive, Dropbox, Box).

Choose Proton Drive if

Privacy-focused individuals, families and small teams who want encrypted storage that is still easy to use.

  • Zero-access encryption by default, not as an add-on
  • Swiss company with strong privacy track record
  • Bundles with Mail, VPN and Pass give good value

Look elsewhere if: Teams that depend on deep app integrations and live office editing (Google Drive, Dropbox) or need encrypted enterprise controls (Tresorit).

Microsoft OneDrive vs Proton Drive pricing

Microsoft OneDrive

  • Microsoft 365 Free$05 GB cloud storage and web Office apps
  • Microsoft 365 Basic$1.99/mo$19.99/yr; 100 GB, ad-free Outlook
  • Microsoft 365 Personal$9.99/mo$99.99/yr; 1 TB, desktop Office apps, Copilot
  • Microsoft 365 Family$12.99/mo$129.99/yr; up to 6 people, 1 TB each
  • Microsoft 365 Business Basic$7/user/moAnnual commitment; 1 TB per user, web Office apps, Teams

Proton Drive

  • Free$0Up to 5 GB after completing Drive setup steps
  • Drive Plus$4.99/mo$47.88/yr billed annually; 200 GB, 10-year version history
  • Proton Unlimited$12.99/mo$9.99/mo billed yearly; 500 GB plus Mail, VPN and Pass
  • Proton Duo$19.99/mo2 TB shared by 2 users, all Proton apps
  • Proton Family$29.99/mo3 TB shared by up to 6 users

Microsoft OneDrive · Key features

  • Files On-Demand shows every cloud file without using local disk space
  • Automatic backup of Windows Desktop, Documents and Pictures folders
  • Real-time co-authoring in Word, Excel and PowerPoint
  • Personal Vault with extra identity verification for sensitive files
  • Version history and ransomware detection with whole-drive restore
  • Sharing links with view or edit rights, passwords and expiry dates

Cons

  • No official Linux client
  • Big jump from 100 GB to 1 TB with nothing in between
  • Sharing permissions can confuse external guests

Proton Drive · Key features

  • End-to-end encryption of files, names, folders and photos
  • Desktop sync apps for Windows and macOS
  • Automatic photo and video backup on iOS and Android
  • Share links with passwords, expiry dates and access control
  • Encrypted Proton Docs and Sheets inside Drive
  • Version history of up to 10 years on paid plans

Cons

  • No native Linux sync client yet
  • Few third-party integrations compared with Google Drive
  • Collaborative editing far behind Google Workspace

Microsoft OneDrive vs Proton Drive: FAQ

Which is cheaper, Microsoft OneDrive or Proton Drive?

Microsoft OneDrive starts at $1.99/mo and Proton Drive at $4.99/mo. Both prices are checked on the vendors' own pricing pages.

Do Microsoft OneDrive and Proton Drive have a free plan?

Yes, both Microsoft OneDrive and Proton Drive have a free plan; paid plans add more usage and features.

Not sure yet?

Microsoft OneDrive vs Proton Drive (2026): Pricing and Features