S4 = Simple Secure Storage Service. S4 is Least Authority's secure off-site backup system for individuals and businesses.
Cost / License
- Paid
- Proprietary
Platforms
- Linux


OwnDrive is described as 'Security and privacy oriented cloud storage service that gives access to people’s data anywhere, anytime and from any device. OwnDrive makes storing, syncing and sharing of data easy. Our users have the ability to store, sync and share files, contacts, calendars' and is a popular Cloud Storage service in the backup & sync category. There are more than 50 alternatives to OwnDrive for a variety of platforms, including Web-based, Windows, Mac, iPhone and Android apps. The best OwnDrive alternative is Dropbox, which is free. Other great apps like OwnDrive are Microsoft OneDrive, ownCloud, Koofr and Box.
S4 = Simple Secure Storage Service. S4 is Least Authority's secure off-site backup system for individuals and businesses.


A full-featured home-hosted Cloud Drive & Personal Assistant. Convert files, create archives, scan for viruses, perform OCR on images or documents, stream media, edit images and more! Compatible with HRC2 Apps!.




maybefiles is a privacy-focused file hosting service built on zero-knowledge encryption principles. Every file is encrypted client-side in your browser using AES-256-GCM before upload, and decryption keys never touch the server.




With Cloudu you can manage your own files in one central location. You can access all your documents, videos and music from various devices!

A decentralized data storage platform offering secure, private, and affordable file storage for efficient document management and collaboration.
eShare.pl is an Dropbox, Google Drive, pCloud and other online drives alternative. You can get 1GB free for life. eShare.pl is EU based with the speed and safety of your files first.

CopyBucket is a cloud-based clipboard. It gives you the power of cloud-storage with the ease of use of copy/paste.



Storro is a peer-to-peer, private blockchain application to store, share and sync your business files. It offers unprecedented security and privacy by automatically encrypting your data (client side), cutting it into small pieces and storing those spread out over the devices of...


Felicloud is a privacy-focused cloud storage provider based in Portugal, and is a FELIDATA project. Felicloud is powered by Nextcloud, and data on Felicloud is end-to-end encrypted with AES-256. It offers 10 GB for free as well as lifetime plans.

Secure, encrypted, immutable backups on optical disks. Fully automated—no manual work. Stored in a secure data center or shipped to you.


Securely syncs files and folders to your enterprise file server (on-premise or private cloud), rather than to a public cloud.


