Product   Security
    Private key Password protect Manual Access Reporting
Service URL Encryption files or links expiration permissions and logging
Adrive www.adrive.com     ▲    
Apple iCloud www.icloud.com          
Backup Genie www.backupgenie.com   ▲      
Box www.box.com ▲ (Business only) ▲ ▲ ▲ ▲
Carbonite www.carbonite.com Optional        
Dropbox www.dropbox.com          
Egnyte www.egnyte.com Optional     ▲ ▲
ElephantDrive www.elephantdrive.com Optional ▲      
FilesAnywhere www.filesanywhere.com       ▲ ▲
FlipDrive www.flipdrive.com          
Google Drive drive.google.com          
iBackup wwwi.ibackup.com Optional ▲   ▲ ▲
JungleDisk www.jungledisk.com ▲        
JustCloud www.justcloud.com          
Livedrive www.livedrive.com       ▲ ▲
MediaFire www.mediafire.com   ▲   ▲ ▲
Mozy www.mozy.com Optional     ▲ ▲
MyOtherDrive www.myotherdrive.com Optional ▲   ▲  
MyPCBackup www.mypcbackup.com          
OpenDrive www.opendrive.com Optional     ▲ ▲
SafeCopy www.safecopybackup.com          
SOS Online www.sosonlinebackup.com ▲ (Business only) ▲   ▲ ▲
Spideroak www.spideroak.com ▲ ▲      
StoreGate www.storegate.com   ▲      
SugarSync www.sugarsync.com   ▲   ▲ ▲
UbuntuOne one.ubuntu.com   ▲   ▲  
Windows SkyDrive skydrive.live.com       ▲  
Wuala www.wuala.com ▲     ▲  
YouSendIt www.yousendit.com   ▲ ▲ ▲ ▲
ZipCloud www.zipcloud.com          

● = no free GB, however a trial is available.

▲ = with max 200MB file size and other restrictions for free account