Synology C2 is described as 'Synchronizes data across all your devices, such as computers, mobile devices, or other Synology NAS. Build a private cloud and ensure files are readily available when and where you need them' and is an app in the backup & sync category. There are more than 100 alternatives to Synology C2 for a variety of platforms, including Windows, Web-based, Mac, iPhone and Android apps. The best Synology C2 alternative is Dropbox, which is free. Other great apps like Synology C2 are Nextcloud, Syncthing, Google Drive and MEGA.
4Shared is a large online storage facility where Internet users store their text, audio, video, photo, and other files and share them, if they wish, with other people. It is easy, handy, and free! 15GB storage for the free account.
SparkleShare is a Free Open Source syncing tool. Its light, secure and easy to use. SparkleShare allows you to setup your own servers so you always keep control on your data.
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.
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.
Storj Object Storage is a distributed cloud object storage which is fully Amazon S3-compatible, globally distributed and encrypted.
Secure cloud backup supporting iPhone, Android, Windows, and more. Featuring quick backups, 256-bit encryption, data protection, and full remote management with file recovery and archiving options.
Synchronize your PC, tablet and phone with Jottacloud, and have all your files readily available for both sharing and work.
CarotDAV is a Simple WebDAV / FTP / SkyDrive / DropBox / GoogleDrive / Box / SugarSync client for Windows OS, available free of charge. It is also able to read GoogleDocs or IMAP.
woelkli is a service that provides secure cloud storage hosted in Switzerland. Save, view, edit and share your files from anywhere in the world, from any device
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