Cubby was announced a while ago and was launched as a private beta. The company has now expanded the availability by opening it for everyone through a public beta.
The website has been totally overhauled with usability and design improvements.
Users get 5GB of free space. They can refer the service to friends and family to get additional storage up to 25GB. Every signup gives you 1GB of extra free storage.
They have also added support for existing accounts on LogMeIn or join.me. If you have an account on these services, you can directly login.
The web app has been updated to show previews of images stored in your account. There are many more features added in this latest update.