Proprietary Resilio Sync Alternatives

Yandex.Disk is a free cloud service provided by Yandex. The software lets you store, backup and sync files in the cloud by dragging and dropping them into the browser window or via the mobile application. Yandex.Disk can be used for batch operations on files and folder, and allows the user to publish images to the web. The software is available for Android, iOS, macOS, Linux, Windows, Windows Phone and the web browser.

With MediaFire you can store photos, documents, music, and video and share with others anywhere you go. MediaFire is a free file hosting, file synchronization, and cloud storage service with over 45 million registered users world-wide. MediaFire is primarly accessable over the web, but also has native clients for Android, Blackberry, iOS, macOS, Linux and Windows.

The Auckland-based MEGA is a cloud service that provides 50GB of free storage space. With MEGA users can store, access and share files from anywhere. The company prides itself on building a powerful, convenient and privacy focused service that can be accessed via the web browser as well as natively on Android, iOS and Windows Phone.

Amazon Drive is a cloud-based service that provides easy access and storage of your documents, music, photos and videos. With Amazon Drive you can store important and personal files in the cloud for backup or external storage. The service is avalible for Android, iOS  and the web browser. Which means that you can use Amazon Drive from your desktop computer or from your mobile phone.

With pCloud anyone can enjoy 10GB of free cloud storage. pCloud is a secure, European cloud service provider based in Switzerland. The service follows Swiss laws, which are the strictest in the world when it comes to personal data protection. The service feature multi-device usability and multiple file sharing which allows you to send and receive multiple large files simultaneously from anyone.

Store your files in the cloud with Dropbox and use them across all your devices or share them with friends. Dropbox is a cloud backup services that can be used to store your files online in a secure fashion. With Dropbox you receive 2GB of free storage space when your register, you also get 500MB extra storage for every friend you refer. If you want more you have to opt for a paid subscription.

With Box, you get a single place to manage, secure, share and govern all of the content for your internal and external collaboration and processes. Box provides a secure service that protects sensitive files in the cloud with intelligent threat detection, and complete information governance. All businesses depends on collaboration between people, from teams to customers, partners and vendors. With box it's easy to keep everyone on the same page while working on business critical content.

Backblaze is a cloud service that provides robust, scalable low cost cloud backup and storage. Backblaze can be used for personal backup or enterprise scale storage solution.

iCloud is a cloud storage service provided by Apple, the service is provided freemium to all owners of Apple devices like iPone, iPad and Mac's. With iCloud users can store and acces their photos, videos, documents, notes, contacts, and more.

GoodSync provides a simple and secure file backup and synchronization software that ensures data saftey. With GoodSync your files can be backed up and syncronized in real-time, periodical, or scheduled through personal automation options.

Google Drive is a free file sharing and management service provided by Google. The service provides tools for storing, sharing and collaborating online within files and folder structures. Google Drive is available on any mobile or tablet device, and via a web interface for desktop. The service is know for its advanced search and collaboration features and offers and unmatched speed, performance and reliability.

Microsoft OneDrive is a file hosting service and synchronization service provided free of charge by Microsoft. The service allows you to store files and personal data in the cloud. The service integrates with Microsoft Word, Excel and PowerPoint and allow you and your teammates to work together remotely. Microsoft OneDrive can be accessed via Android, Windows Phone, and iOS mobile devices, Windows and macOS.