Proton Drive is described as 'Emphasizes privacy with end-to-end encryption, Proton Drive safely stores, synchronizes, and shares files across devices via web and mobile applications' and is a very popular Cloud Storage service in the backup & sync category. There are more than 50 alternatives to Proton Drive for a variety of platforms, including Web-based, iPhone, Android, iPad and Android Tablet apps. The best Proton Drive alternative is Nextcloud, which is both free and Open Source. Other great apps like Proton Drive are Dropbox, Google Drive, MEGA and Filen.
Fast and very secure digital asset management platform with a user-friendly interface. Allows you to customize download links with your brand's style and logo. Controlled access to all your digital files-anytime, anywhere,on any device and more.
On-premises solution offering file sync, universal data access and collaboration through Nextcloud Files, Talk, and Groupware. Ensures secure, controlled data storage for enterprise with powerful privacy tools including encryption, fine-grained access, and a bug bounty.
Synchronize and access files across multiple devices with secure cloud storage. Features include 2GB free storage, two-factor authentication, selective sync, offline access, shared folders, and built-in viewer, supporting various platforms and languages.
A file storage and synchronization service integrated with Google Docs suite, enabling seamless collaboration across devices. Offers scalable storage, real-time updates, offline access, and extensive sharing options across Mac, PC, and mobiles.
It is not private, no end to end ecryption.
This cloud-storage service offers end-to-end encryption, selective synchronization, and shared folders without ads. Supports offline access, two-factor authentication, encrypted backup, a command-line interface, and dark mode for comfortable use.
Filen is a cutting-edge cloud storage provider that offers client-side, end-to-end, zero-knowledge encryption. Headquartered and operated entirely in Germany, Filen is at the forefront of combining comprehensive features with uncompromising privacy and security.
Lifetime payment option for dedicated allocated storage, not available in ProtonDrive
Open-source, end-to-end encrypted backup and sharing for photos and videos, multi-platform sync, original quality preservation, privacy-first design, collaborative albums, family sharing, secure external sharing, robust data replication, and device imports.
Easily back up, organize, and manage your photos on your own server. Immich helps you browse, search and organize your photos and videos with ease, without sacrificing your privacy.
Manage and share files securely across devices with OneDrive. It offers 5 GB free storage, direct Office integration, automatic backups, and file sync for seamless collaboration. Ideal for personal and business use with advanced data protection tools.
Self-hosted option for secure file sync, sharing, calendars, contacts, and mail supporting mobile, desktop, web access and external storage, real-time collaboration, password-protected links, document editing, anti-virus scanning, and LDAP integration.
Koofr is a safe, secure and simple way to store, backup and share your documents, photos, videos and more. It offers up to 10 GB of free safe storage for your files with affordable upgrades and options to connect multiple cloud accounts.
Offers secure content management with workflow automation, AI-driven insights, 10GB free cloud storage, e-signature support, integration with 1,500+ apps, file-level security, offline access, document commenting, real-time search, and previews for 200+ file types.
Store and share photos and videos with 15 GB free space. Enjoy automatic organization, album creation, and seamless integration across devices and Google services.
Switzerland
Germany
EU
United States
New Zealand
Slovenia
not private. not open source.