1. 云：
iCloud 是苹果公司提供的云存储和云计算服务。它允许用户将文档、照片和音乐等数据存储在远程服务器上，以便下载到 iOS、macOS 或 Windows 设备。它还能够与其他用户共享和发送数据。如果 Apple 设备丢失或被盗，管理它也很有帮助。它于2011年推出。
2. 盒子：
Box 是 Box Incorporation 提供的云存储和文件托管服务。它是由Aaron Levie和Dylan Smith 开发的。它基本上是面向企业的云内容管理和文件共享服务。它提供 10 GB 的存储空间。它由 Box Incorporation 于 2005 年推出，适用于 Windows、macOS 等平台。
iCloud 和 Box 的区别：
| ICLOUD | BOX |
|---|---|
| It is owned by Apple Incorporation. | It is owned by Box Incorporation. |
| It was launched in 2011. | It was launched in 2005. |
| It was developed by Apple. | It was developed by Aaron Levie and Dylan Smith. |
| It offers 5 GB free storage space. | It offers 10 GB free storage space. |
| It provides limited storage space for paid. | It provides unlimited storage space for paid. |
| It is mostly used by Apple product users. | It is used by all types of users. |
| It has the maximum storage size of 2 TB. | Maximum storage size is 100 GB for personal accounts and unlimited for business accounts. |
| It partially supports file versioning. | It supports file versioning in premium accounts only |
| It does not support remote uploading. | It supports remote uploading of 30 MB per file via IFTTT. |
| Maximum file size in iCloud is 50 GB. | Here maximum file is 250 MB for free, 5 GB for paid personal, 5 GB for business and enterprise accounts. |