1. iCloud：
iCloud是苹果公司提供的云存储和云计算服务。它允许用户在远程服务器上存储诸如文档，照片和音乐之类的数据，以下载到iOS，macOS或Windows设备。它还可以共享数据并将其发送给其他用户。如果Apple设备丢失或被盗，对他们也有帮助。它于2011年推出。
2. ZumoDrive：
ZumoDrive是文件托管服务，文件同步服务和基于云的文件存储服务，最初由Zecter Incorporation提供，但后来由Motorola Mobility拥有。它由Zecter Inc.开发。适用于Windows，macOS，iOS，webOS，Linux和Android。它提供了2 GB的免费存储空间，可以扩展到500 GB的付费存储空间。它于2009年推出。
iCloud和ZumoDrive之间的区别：
| ICLOUD | ZUMODRIVE |
|---|---|
| It is owned by Apple Incorporation. | Originally owned by Zecter Incorporation but was later owned by Motorola Mobility. |
| It was launched in 2011. | It was launched in 2009. |
| It offers 5 GB free storage space. | It offered 2 GB free storage space. |
| It was developed by Apple. | It was developed by Zecter Inc. |
| It has the maximum storage size of 2 TB. | Maximum storage size offered was 500 GB here. |
| It is a file hosting and cloud storage service. | It is a file hosting, file synchronization and cloud-based file storage service. |
| It is still in use. | This service was suspended in 2012. |
| Maximum file size is 50 GB here. | maximum file had no limit here. |
| It does not provide intelligent predictive caching. | It provided intelligent predictive caching. |
| It is generally designed for macOS and iOS. | It supported Windows, OS X, Linux, Android, iOS and Palm webOS. |