At a glance

Dropbox Proton Drive
Best for Individuals and teams who need reliable cross-platform file sync Privacy-conscious individuals wanting encrypted cloud storage from a trusted brand
Starting price $11.99/mo $3.99/mo
Free tier
Open source

Dropbox

Strengths

  • Rock-solid file sync across platforms
  • Smart Sync saves local disk space
  • Good third-party app integrations
  • Paper for lightweight document collaboration

Weaknesses

  • Free tier is only 2GB
  • Expensive compared to Google Drive and iCloud
  • Feature bloat — trying to be more than storage
  • Desktop app can be resource-heavy

Proton Drive

Strengths

  • End-to-end encryption from a trusted privacy brand
  • Part of the Proton ecosystem (Mail, VPN, Calendar)
  • Swiss privacy laws protect your data
  • Generous free tier with 5GB

Weaknesses

  • Newer product — fewer features than Dropbox
  • No real-time collaboration or editing
  • Limited integrations
  • Desktop sync client is still maturing

The bottom line

Dropbox and Proton Drive serve similar needs but take different approaches. Individuals and teams who need reliable cross-platform file sync while Proton Drive is privacy-conscious individuals wanting encrypted cloud storage from a trusted brand.

Choose Dropbox if...

  • Rock-solid file sync across platforms

Choose Proton Drive if...

  • End-to-end encryption from a trusted privacy brand

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