1.亚马逊S3：
Amazon S3代表Amazon Simple Storage Service。它是Amazon Web Services提供的一种云存储服务。它通过Web服务界面提供对象存储。它允许存储任何类型的对象，例如用于分析，数据存档，备份和恢复，灾难恢复，混合云存储和Internet应用程序的数据湖。它由AWS在2006年推出。
2.共享文件：
ShareFile是Citrix Systems提供的文件同步服务，文件共享服务和基于云的文件存储服务。这是一种安全的内容协作，支持以文档为中心的任务。它提供基于云的存储，虚拟数据室和客户端门户。它由Jesse Lipson开发。它适用于Windows，macOS，iOS和Android。它不提供免费的存储空间。它于2005年推出。
Amazon S3和ShareFile之间的区别：
| AMAZON S3 | SHAREFILE |
|---|---|
| It is owned by Amazon. | It is owned by Citrix Systems. |
| It was launched in 2006. | It was launched in 2005. |
| It does not offer free storage space. | It offers 30 days free trial with maximum storage size 10 GB. |
| It was developed by Amazon Web Services (AWS). | It was developed by Jesse Lipson. |
| It has the unlimited maximum storage size. | Maximum storage size is unlimited here. |
| It is a file hosting and cloud storage service. | It is a commercial file sharing and file synchronization service. |
| It has more number of users. | It has comparatively less number of users. |
| Maximum file size is 5 GB here. | Maximum file size is 10 GB to 100 GB according to plans. |
| It requires credit-card details for free trial. | It does not require credit-card details for free trial. |