At a glance

Proton Drive Tresorit
Best for Privacy-conscious individuals wanting encrypted cloud storage from a trusted brand Privacy-conscious users and businesses
Starting price $3.99/mo $10.42/mo
Free tier
Open source

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

Tresorit

Strengths

  • End-to-end encryption by default — messages are unreadable even to the server operator
  • Includes Zero Knowledge as a core feature, purpose-built for file storage workflows
  • Pricing starts at $10.42/mo, which includes the full file storage feature set
  • Established product with 15+ years on the market and a mature ecosystem

Weaknesses

  • No free plan — you need to pay $10.42/mo from day one to use it
  • Fewer built-in features means you may need additional tools to cover gaps
  • Syncing large folders can be slow and occasionally causes file conflicts
  • Limited team/admin features if your organization eventually scales up

The bottom line

Proton Drive and Tresorit serve similar needs but take different approaches. Privacy-conscious individuals wanting encrypted cloud storage from a trusted brand while Tresorit is privacy-conscious users and businesses.

Choose Proton Drive if...

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

Choose Tresorit if...

  • End-to-end encryption by default — messages are unreadable even to the server operator

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