1.亚马逊云端硬盘：
Amazon Drive是Amazon提供的文件托管服务和云存储。它允许云存储，文件托管，文件共享和文件备份。可以从台式机，移动设备和平板电脑等多种设备上传输此驱动器上的文件和文件夹。 Amazon Drive最初被称为Amazon Cloud Drive。它在世界范围内不可用。它在某些选定的国家/地区可用。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。 Amazon Drive和ZumoDrive之间的区别：
| S.No | AMAZON DRIVE | ZUMODRIVE |
|---|---|---|
| 1. | It is owned by Amazon. | Originally owned by Zecter Incorporation but was later owned by Motorola Mobility. |
| 2. | It was launched in 2011. | It was launched in 2009. |
| 3. | It offers 5 GB free storage space. | It offered 2 GB free storage space. |
| 4. | It was developed by Amazon. | It was developed by Zecter Inc. |
| 5. | Maximum storage size offered is 30 TB. | Maximum storage size offered was 500 GB. |
| 6. | It does not use delta encoding technology. | It used delta encoding technology. |
| 7. | It is used in all countries excluding Mexico and China. | It was used world wide. |
| 8. | It is still in use. | This service was suspended in 2012. |
| 9. | It is used to store photos specifically. | It was used to store all types of files. |
| 10. | It does not provide intelligent predictive caching. | It provided intelligent predictive caching. |
| 11. | Maximum file size is 2 GB upload via web and 50 GB upload via drive application. | Maximum file size had no limit. |