Apps similar to Tresorit include Nextcloud, which is free and open source. Other options are Cryptomator, Filen, Proton Drive and Koofr. You're spoiled for choice with Cloud Storage Services like Tresorit: we list more than 100 alternatives for the web, Windows, Android, Mac and iPhone.
Document Library Pro lets you display documents, files and downloads in a searchable, filterable table or grid library that visitors can browse, preview and download, embeddable on any website or intranet.
United Kingdom
CompliBase is a compliance document control platform for businesses operating across more than one site. It tracks every permit, licence, certificate and vendor record in one workspace, with expiry dates and automated renewal reminders so documents don't lapse unnoticed.
South Africa
LACloud (Local Area Cloud) is a local-area cloud: it lets you share, sync, and back up files directly between your own devices — Windows, macOS, Linux, iPhone, and Android — over your local network or your own VPN.
United States
TransferChain Drive is a blockchain-based and privacy-focused cloud storage provider. It is based in Switzerland, with its headquarters are located in Zug, Switzerland. Data on TransferChain Drive is end-to-end encrypted, split and distributed, solely with blockchain...
Switzerland
Secure European cloud storage and file sharing platform for businesses with collaboration tools and GDPR compliant hosting in Europe.
Germany
EU
Open-source backup software using client-side zero-knowledge encryption ensures data privacy, supports multiple object storage providers, preserves folders, detects duplicates locally, enables direct-to-cloud uploads, avoids tracking, and exposes only encrypted metadata.
SecureDrive creates encrypted virtual disks to protect sensitive files. It mounts as a real drive letter, offering high-speed performance and privacy for local data. Perfect for securing private documents with robust, transparent encryption.
United States
Edelcloud is a secure cloud storage where you can store your personal files and access them from anywhere!
Switzerland
Synology Drive iOS mobile app allows you to easily access and manage files in your Synology Drive on the go. In addition to common file types, such as documents, images, videos, and music, the app's user-friendly in-app viewer can open Synology Office documents...
Taiwan
Japan
