MediaMax: This provides an enormous storage of 25GB, and for free. UpforDown: This comes close to Mediamax with a storage of 20GB. This two services alone can solve most of your storage problems. And there are more to come. Boxstr: You get 5GB for free, and extended plans will cost you about $60 per year, and that gets you 20GB of space, with unlimited folders. Xdrive: 5GB of space. Enough for most users. Skydrive: Microsoft SkyDrive Offers 5 GB of Online Storage Space. Inbox: Another one with 5GB of space. This service doubles up as an email service along with file storage. GmailDrive: Who can forget Gmail? Over 6.8GB of file storage and still counting... BigUpload: Finally comes Bigupload with 2000MB of storage. Not bad. --EDIT-- Adrive: Store up to 50GB for free. Mozy: 2 GB of 100% free backup space.