Sync-in is a secure, open-source platform for file storage, synchronization, and team collaboration — designed to give organizations full control over their data and workflows, while remaining flexible enough for individual needs.
France
EU




Tresorit is described as 'End-to-end encrypted file sync and sharing with secure workspace, robust permission management, two-factor authentication, and mobile offline access' and is a very popular Cloud Storage service in the backup & sync category. There are more than 100 alternatives to Tresorit for a variety of platforms, including Web-based, Windows, Android, Mac and iPhone apps. The best Tresorit alternative is Nextcloud, which is both free and Open Source. Other great apps like Tresorit are Cryptomator, Filen, Proton Drive and Koofr.
Sync-in is a secure, open-source platform for file storage, synchronization, and team collaboration — designed to give organizations full control over their data and workflows, while remaining flexible enough for individual needs.




Lightweight, self-hosted encrypted cloud storage enabling fast uploads and downloads, easy Docker install, secure public link sharing, browser-side cryptography, searchable metadata, and low RAM footprint. Designed for privacy, performance, and file management.




Trustless collaboration platform with decentralized file-sharing, collaborative editing, cheap storage, privacy controls, onchain team and community access, website and blog publishing, open workflows, customizable spaces, and alternatives to traditional online suites.




Offers cloud file storage with end-to-end encryption, automated backup, and multi-device sync. Includes zero-knowledge privacy, password-protected sharing, permissions, and collaboration features. Large file support, offline access, file recovery, and Canadian privacy compliance.



Icedrive is a cloud storage, backup and file sharing service with browser, desktop and mobile apps.
The Icedrive desktop application allows users to mount their cloud storage space as a real hard drive.


An open-source alternative to Google Drive, offering secure, self-hosted cloud storage with full control over your data, enhanced privacy, and enterprise-grade collaboration features.

Pioneering scalable cloud backup offers unlimited data protection and application storage with S3 compatibility, ensuring seamless data recovery and privacy compliance, backed by 24/7 support at one-fifth the cost of traditional solutions.




DroidFS is an alternative way to use encrypted overlay filesystems on Android that uses its own internal file explorer instead of mounting virtual volumes. It currently works with gocryptfs and CryFS.



Store email, contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices. iCloud also provides collaborative services for task management and notes and productivity apps for text documents, spreadsheets and presentations.




A Dropbox-like file manager that let you manage your data anywhere it is located: FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, Google Drive.




SugarSync is the best way to backup, access, sync, and share all your files and folders including documents, photos, videos, and music — from any computer or mobile device.




Subscription offers expanded shared storage for Drive, Gmail, and Photos; automatic backup for devices; uncompressed media support; cross-device access; family sharing for up to 5 members; dedicated support; and perks like Play credits and special hotel rates.



