Ouisync is described as 'Store, sync, and share files across devices anywhere' and is a File Sync tool in the file sharing category. There are more than 50 alternatives to Ouisync for a variety of platforms, including Web-based, Android, Windows, iPhone and Mac apps. The best Ouisync alternative is LocalSend, which is both free and Open Source. Other great apps like Ouisync are Nextcloud, Dropbox, Google Drive and MEGA.
Open-source solution providing encrypted, peer-to-peer file and message sharing across Windows, macOS, Linux, Android, and iOS without internet access, using only local networks. No setup required, ensuring privacy with no cloud involvement or external servers.
Germany
EU
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.
GermanyEU
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
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
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
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
Ente Locker is a secure vault for life’s essentials - your most important documents and credentials - protected with end-to-end encryption.
United States
Enables secure and anonymous file sharing, website hosting, and private chat using local onion services via Tor. Runs a direct web server on your device; no third-party servers or user registration required. Links are password-protected and must be accessed via Tor Browser.
United States
Resilio Sync allows you to automatically sync files between computers via secure, distributed technology (P2P bittorrent protocol).
United States
Open source cloud platform for organizations with self-hosting, device file synchronization, sharing, versioning, secure encrypted storage, admin controls, web access, audit logging, and support for desktop and mobile clients for secure collaboration.
China
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
