1. OneDrive：
OneDrive 或 Microsoft OneDrive 是 Microsoft 提供的文件托管和同步服务。它为用户存储文件、个人数据和共享文件提供了便利。它提供 5 GB 的免费存储空间。它由微软于 2007 年推出，主要供专业工作者使用，用于存储可能需要更高安全性的工作相关数据。
2. 超级：
Mega 是由 Mega Limited 提供的文件托管服务和云存储。它基本上是为基于 Web 的应用程序设计的，但它也为 Android、Windows Phone 和 iPhone 提供移动应用程序。它由Kim Dotcom于 2013 年推出。它使用 C++、JavaScript、 Java和 Objective-C 开发。它提供 15 GB 免费存储空间，另外还有 35 GB 免费试用。
OneDrive 和 Mega 之间的区别：
| ONEDRIVE | MEGA |
|---|---|
| It is owned by Microsoft Incorporation. | It is owned by Mega Limited. |
| It was launched in 2007. | It was launched in 2013. |
| It was developed by Microsoft. | It was developed by Kim Dotcom. |
| It offers 5 GB free storage space. | It offers 15 GB free storage space with additional 35 GB for free trial. |
| It provides limited storage space for paid. | It also provides limited storage space for paid. |
| It is mostly used by professionals. | It is used for professional as well as personal storage. |
| It has the maximum storage size of 5 TB. | Maximum storage size is 16 TB here. |
| It does not provide applications for all operating systems and web based systems. | It provides applications for all operating systems and web based systems. |
| It supports file versioning for office files only. | It fully supports file versioning. |
| It supports remote uploading. | It does not support remote uploading. |
| It has no traffic or band-width limit. | It has traffic or band-width limit of 10 GB free and up to 96 TB per month for paid. |
| Maximum file size is 100 GB here. | Here maximum file size is equal to available cloud drive space. |