Apps similar to OpticalBackup include Nextcloud, which is free and open source. Other options are Dropbox, Syncthing, Google Drive and MEGA. Cloud Storage Services like OpticalBackup are a crowded field, with more than 50 alternatives for Android, iPhone, the web, Windows and Mac.
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.
Switzerland
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.
Germany
EU
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.
United States
Open-source, peer-to-peer service offering encrypted file synchronization, ensuring data privacy and user-autonomy without relying on cloud storage or central servers, suitable for various uses.
SwedenEU
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.
United States
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.
New Zealand
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.
GermanyEU
Offering comprehensive privacy with end-to-end encryption, Proton Drive allows users to store, synchronize, and share files across various devices through web, desktop, and mobile apps. Free storage up to 5 GB, service remains open-source and audited, ensuring file content and access control.
Switzerland
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.
United States
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.
United States
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.
SloveniaEU
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.
United States
Resilio Sync allows you to automatically sync files between computers via secure, distributed technology (P2P bittorrent protocol).
United States
