Dropbox is an easy to use freemium cloud storage solution. It has a client sync utility for multiple platforms.

SugarSync is a cloud service that enables active synchronization of files across computers and other devices.

TeamDrive is a software manufacturer that has specialized in creating solutions for secure collaborative work over the Internet.

CloudBuckit is a desktop application that connects all of your cloud storages and FTP servers in one place.

vBoxxCloud makes file sharing easy and keeps your information private and secure in the Netherlands or on-premises.

PowerFolder provides file sync, share and backup solutions for companies in the cloud or as private cloud on-premise.

Agora is a platform for generating actionable insights on social messages.

SpiderOak is a cloud-based backup and restore solution to protect against data loss.

Copy.com is a discontinued cloud storage service that offered near-unlimited space and huge bonuses for referrals.

Koofr offers safe EU based cloud storage with 2 GB free cloud storage space for life and options to connect multiple cloud accounts.

Cubby is a flexible way to keep your files organized and accessible, both for individual productivity and shared collaboration.

ASUS WebStorage is a Cloud Storage Service that helps user backup data, sync file between devices and share data to friends.

FilesAnywhere is a provider of remote file storage and file sharing for consumers and corporations.