1. 特雷索里特：
Tresorit 是 Tresorit 提供的云存储、文件同步和文件共享服务。它是最安全的云计算服务之一。它提供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。它支持 Windows、macOS、iOS、Android、Windows Phone 和 Linux。
2. ZumoDrive：
ZumoDrive 是一种文件托管服务、文件同步服务和基于云的文件存储服务，最初由 Zecter Incorporation 提供，但后来归摩托罗拉移动所有。它由 Zecter Inc. 开发，适用于 Windows、macOS、iOS、webOS、Linux 和 Android。它提供 2 GB 免费存储空间，付费可扩展至 500 GB。它于2009年推出。
Tresorit 和 ZumoDrive 的区别：
| TRESORIT | ZUMODRIVE |
|---|---|
| It is owned by Tresorit. | Originally owned by Zecter Incorporation but was later owned by Motorola Mobility. |
| It was launched in 2014. | It was launched in 2009. |
| It offers 3 GB free storage space. | It offered 2 GB free storage space. |
| It was developed by Tresorit. | It was developed by Zecter Inc. |
| Maximum storage size is 1000 GB here. | Maximum storage size offered was 500 GB here. |
| It is a file hosting, file synchronization and cloud storage service. | It is a file hosting, file synchronization and cloud-based file storage service. |
| It is still in use. | This service was suspended in 2012. |
| It does not provide intelligent predictive caching. | It provided intelligent predictive caching. |
| It supports Windows, OS X, Linux, Android, BlackBerry, iOS and Windows Phone. | It supported Windows, OS X, Linux, Android, iOS and Palm webOS. |
| Maximum file size is 500 MB for free, 5 GB for premium and 10 GB for rest of paid plans. | Maximum file size had no limit. |
| It has client-side encryption. | It did not have client-side encryption. |
| It has limited freeware version. | It had freeware version. |