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. Tresorit：
Tresorit是Tresorit提供的一种云存储，文件同步和文件共享服务。它是可用的最安全的云计算服务之一。它提供了端到端的加密文件同步和文件共享服务。它由Tresorit于2014年推出。它提供3 GB的免费存储空间。 Windows，macOS，iOS，Android，Windows Phone和Linux支持该功能。 iCloud和Tresorit之间的区别：
| S.No | ICLOUD | TRESORIT |
|---|---|---|
| 1 | It is developed and owned by Apple Incorporation. | It is developed and owned by Tresorit. |
| 2 | It was launched in 2011. | It was launched in 2014. |
| 3 | It offers 5 GB free storage space. | It offers 3 GB free storage space. |
| 4 | It does not have client-side encryption. | It has client-side encryption. |
| 5 | Maximum storage size is 2 TB here. | Maximum storage size is 1000 GB here. |
| 6 | It supports developer API. | It does not support developer API. |
| 7 | It does not support remote uploading. | It also does not support remote uploading. |
| 8 | Maximum file size is 50 GB here. | Maximum file size is 500 MB for free, 5 GB for premium and 10 GB for rest of paid plans. |
| 9 | It supports file versioning but partly. | It supports file versioning for paid plans only. |
| 10 | It has traffic or band-width limit of 200 GB or 400 GB or 600 GB per month. | It has no traffic or band-width limit. |