1.百度云：
百度云是百度公司提供的云服务。它提供云存储服务、客户端软件、文件管理、资源共享和第三方集成。一旦在客户端上创建文件，它就可以在基于 Internet 的客户端上自动同步文件。它由百度公司于2012年推出。它的实际名称是百度网盘，但俗称百度云。
2. 糖同步：
SugarSync 是 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。它受 Windows、macOS、iOS 和 Android 操作系统支持。它由 J2 Global 于 2009 年推出。它不提供免费存储空间。它为付费用户提供有限和无限的存储空间。百度云和SugarSync的区别：
| S.NO | BAIDU CLOUD | SUGARSYNC |
|---|---|---|
| 1 | It is developed and owned by Baidu Incorporation. | It is developed and owned by J2 Global. |
| 2 | It was launched in 2012. | It was launched in 2009. |
| 3 | It offers 6 GB free storage space. | It does not offer free storage space. |
| 4 | It provides limited maximum storage space for paid. | It provides limited as well as unlimited maximum storage space for paid. |
| 5 | It is used in some regions and specific countries like China. | It is used world wide. |
| 6 | It has the maximum storage size of 2 TB. | Maximum storage size is 60 GB for personal paid and unlimited for professional paid. |
| 7 | It supports remote uploading. | It does not support remote uploading. |
| 8 | It has unstable limit as traffic or band-width limit. | It has traffic or band-width limit of 10 GB per day for free and 250 GB per day for paid. |
| 9 | Maximum file size is 4 GB for free and 20 GB for paid. | Here maximum file size has no restriction. |
| 10 | It does not support file versioning. | It supports file versioning. |