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. SecureSafe：
SecureSafe是DSwiss AG提供的文件托管服务和云存储。它提供密码安全，文档存储和用于在线协作的数字空间。它是根据设计安全和设计隐私的原则开发的。它由DSwiss AG在2009年推出。它提供100 MB的免费存储空间。它提供了有限的存储空间，最多可支付100 GB的费用。
Amazon Drive和SecureSafe之间的区别：
| AMAZON DRIVE | SECURESAFE |
|---|---|
| It is owned by Amazon. | It is owned by DSwiss AG. |
| It was launched in 2011. | It was launched in 2009. |
| It was developed by Amazon. | It was developed by DSwiss AG. |
| It offers 5 GB free storage space. | It offers 100 MB free storage space. |
| It provides limited storage space for paid. | It also provides limited storage space for paid. |
| It is used in all countries excluding Mexico and China. | While it is used world wide. |
| It has the maximum storage size of 30 TB. | Maximum storage size is 100 GB here. |
| It does not offer data inheritance. | It offers data inheritance. |
| There is no way to control permission to the invite link of file or folder. | It gives access to control the permission to the invite link of file or folder. |
| It has Amazon S3 limit as traffic or band-width limit. | It has no traffic or band-width limit. |
| Maximum file size in Amazon Drive is 2 GB via Web and 50 GB via Drive application. | Here maximum file size is 2 GB. |