Dropbox

    德鲁•休斯顿，CEO

    容量：2GB免费空间；每月10美元可获得100GB

    用途：备份

    重要特性：可在不同设备上自动同步文件夹

    资金：2.57亿美元

    用户数量：5,000万

    趣闻：黑眼豆豆乐队领军人物will.i.am是网站铁杆粉丝

    Dropbox

    Drew Houston, CEO

    Capacity: 2 GB free; 100 GB for $10/month

    What it's for: Backups

    Killer feature: Syncs folders automatically on several devices

    Funding: $257 million

    Number of users: 50 million

    Fun fact: will.i.am is a fan