1. Backblaze B2：
Backblaze B2是由Backblaze Incorporation提供的云存储服务。它与Amazon S3和其他云存储服务非常相似。它是一个对象存储服务。它由Backblaze Incorporation在2015年推出。它提供10 GB的免费存储空间。它还为高级帐户提供了无限的存储空间。它也被称为B2云存储。
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。
Backblaze B2和ShareFile之间的区别：
| BACKBLAZE B2 | SHAREFILE |
|---|---|
| It is owned by Backblaze Incorporation. | It is owned by Citrix Systems. |
| It was launched in 2015. | It was launched in 2005. |
| It offers 10 GB free storage space. | It offers 30 days free trial with maximum storage size 10 GB. |
| It was developed by Backblaze Inc. | 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. |
| Files are not locally encrypted. | Files are encrypted at servers. |
| Maximum file size is has no limit. | Maximum file size is 10 GB to 100 GB according to plans. |
| It is used to store personal and professional data both. | It is used for storing small and large business related data. |
| It provides more security of data. | It provides comparatively less security of data. |