1.安全安全：
SecureSafe 是由 DSwiss AG 提供的文件托管服务和云存储。它为在线协作提供密码保险箱、文档存储和数字空间。它是根据设计安全和设计隐私的原则开发的。它由 DSwiss AG 于 2009 年推出。它提供 100 MB 的免费存储空间。它为最多 100 GB 的付费用户提供有限的存储空间。
2.泽塔：
Zetta 是由 Zetta Incorporation 提供的文件同步服务和基于云的备份存储服务。它由Jeff Whitehead 、 Lou Montulli和Jason Harrison 开发。它主要用于中小型企业和企业。它不提供免费软件版本。它主要用于存储专业数据而不是个人数据。它于2008年推出。
SecureSafe 和 Zetta 的区别：
| SECURESAFE | ZETTA |
|---|---|
| It is owned by DSwiss AG. | It is owned by Zetta Incorporation. |
| It was launched in 2009. | It was launched in 2008. |
| It offers 100 MB free storage space. | It does not offer freeware service. |
| It was developed by DSwiss AG. | It was developed by Jeff Whitehead, Lou Montulli and Jason Harrison. |
| It is a file hosting and file synchronization service. | It is a file synchronization service. |
| It provides cloud storage service. | It provides cloud based backup service. |
| It does not provide LAN synchronization. | It provides LAN synchronization. |
| It does not support Delta copying i.e. block level transfer. | It supports Delta copying. |
| It is supported by Windows, OS X, Android and iOS. | It is supported by Windows, OS X and Linux. |
| It has freeware version. | It does not have freeware version. |
| It does not have revision control. | It has revision control. |
| It does not have detect rename and detect move. | It has detect rename and detect move. |