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.乌拉：
Wuala 是一种文件同步服务、文件存储服务、文件版本控制服务和备份存储服务，最初由 Caleido Incorporation 提供，但后来归希捷科技所有。它是由Dominik Grolimund和Luzius Meisserin 开发的。它主要是使用Java开发的。它提供了 5 GB 的免费存储空间。它于2008年推出。
SecureSafe 和 Wuala 的区别：
| SECURESAFE | WUALA |
|---|---|
| It is owned by DSwiss AG. | Originally owned by Caleido Incorporation but was later owned by Seagate Technology. |
| It was launched in 2009. | It was launched in 2008. |
| It offers 100 MB free storage space. | It offered 5 GB free storage space but later on it was made only paid-service. |
| It was developed by DSwiss AG. | It was developed by Dominik Grolimund and Luzius Meisserin. |
| It does not provide additional free storage space for referral. | Initially it had referral system but later on referral service was suspended. |
| It has the maximum storage size of 100 GB. | Maximum storage size offered was 2 TB here. |
| It does not support file versioning. | It supported file versioning. |
| It does not provide ability to trade local disk storage space. | It provided ability to trade local disk storage space against cloud storage. |
| It is still in use. | This service was suspended in 2015. |
| It offers data inheritance. | It did not offer data inheritance. |
| It has client-side encryption. | It didn’t have client-side encryption. |