1. 保管箱：
Dropbox 是美国公司 Dropbox Incorporation 提供的文件托管服务。它提供云存储、文件同步、个人云和客户端软件。它成立于 2007 年。 Dropbox 是由两位麻省理工学院的学生Drew Houston和Arash Ferdowsi 开发的。它仅提供 2 GB 的免费存储空间。它是最早的云存储服务之一。
2.亚马逊驱动器：
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。此驱动器上的文件和文件夹可以从台式机、移动设备和平板电脑等多种设备传输。 Amazon Drive 最初被称为 Amazon Cloud Drive。它在世界范围内不可用。它适用于某些选定的国家/地区。它于 2011 年 3 月推出。
Dropbox 和 Amazon Drive 的区别：
| DROPBOX | AMAZON DRIVE |
|---|---|
| It is owned by Dropbox Incorporation. | It is owned by Amazon. |
| It was developed by Drew Houston and Arash Ferdowsi. | It was developed by Amazon. |
| It was launched in 2007. | It was launched in 2011. |
| It offers 2 GB free storage space. | It offers 5 GB free storage space. |
| Maximum file size that can be uploaded is 10 GB. | Maximum file size that can be uploaded is 2 GB via Web and 50 GB Drive app. |
| The number of users using Dropbox is more. | The number of users using Amazon Drive is less . |
| It provides full security of data. | It also provides full security of data but comparatively less. |
| It is usable across the world. | While it is usable in selected countries. |
| It shares files through web applications. | While it shares files through links. |
| It limits 20 GB per day free and 200 GB per day paid. | It limits Amazon S3. |
| It is used for storing all types of files including photos, videos, pdf etc. | While it is used mainly for storing photos. |
| It uses block-syncing to update changes quickly. | While it does not use block-syncing. |
| It has the referral program for gaining additional storage. | While it does not have any referral program. |