Proton started as just an email provider, but it has slowly built up an ecosystem of privacy-first web services. That ...

Proton today announced the launch of Proton Sheets, its end-to-end encrypted spreadsheet web application designed to offer a privacy-focused alternative to Google Sheets and Microsoft Excel. Unlike ...

Proton Sheets adds fully encrypted, collaborative spreadsheets to Proton Drive as the service expands its workspace tools.

Proton stores data in Switzerland and says only the account holder and their collaborators can access it. The company says it ...