1. SugarSync：
SugarSync是由J2 Global提供的云服务和文件同步服务。它可以主动同步计算机系统和其他设备中的文件，以进行备份，访问和共享。 Windows，macOS，iOS和Android操作系统均支持它。它由J2 Global在2009年推出。它不提供免费的存储空间。它提供付费的有限和无限存储空间。
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。 SugarSync和Tresorit之间的区别：
| S.No | SUGARSYNC | TRESORIT |
|---|---|---|
| 1 | It is developed and owned by J2 Global. | It is developed and owned by Tresorit. |
| 2 | It was launched in 2009. | It was launched in 2014. |
| 3 | It does not offer free storage space. | It offers 3 GB free storage space. |
| 4 | Maximum storage size is 60 GB for personal paid and unlimited for professional paid. | Maximum storage size is 1000 GB here. |
| 5 | It supports developer API. | It does not support developer API. |
| 6 | It does not have client-side encryption. | It has client-side encryption. |
| 7 | Maximum file size is not restricted here. | Maximum file size is 500 MB for free, 5 GB for premium and 10 GB for rest of paid plans. |
| 8 | It supports file versioning. | It supports file versioning for paid plans only. |
| 9 | It has traffic or band-width limit of 10 GB per day for free and 250 GB per day for paid. | It has no traffic or band-width limit. |