1. 谷歌云端硬盘：
Google Drive 是 Google 提供的文件存储和同步服务。它允许用户存储文件和个人数据并共享文件。它提供 15 GB 的免费存储空间。它由 Google 于 2012 年推出。几乎每个与互联网有关的人都在使用它。每个人都用它来存储一些专业和个人数据。
2. Backblaze B2 :
Backblaze B2 是由 Backblaze Incorporation 提供的云存储服务。它与 Amazon S3 和其他云存储服务非常相似。它是一种对象存储服务。它由 Backblaze Incorporation 于 2015 年推出。它提供 10 GB 的免费存储空间。它还为高级帐户提供无限的存储空间。它也被称为 B2 云存储。
Google Drive 和 Backblaze B2 的区别：
| GOOGLE DRIVE | BACKBLAZE B2 |
|---|---|
| It is owned by Google LLC. | It is owned by Backblaze Incorporation. |
| It was launched in 2012. | It was launched in 2015. |
| It offers 15 GB free storage space. | It offers 10 GB free storage space. |
| It provides limited storage space for paid. | It provides unlimited storage space for paid. |
| The number of users using Google Drive is more. | The number of users using Backblaze B2 is less. |
| It has the maximum storage size of 30 TB. | Maximum storage size is unlimited here. |
| Files are encrypted at servers. | Files are not locally encrypted. |
| It supports file versioning. | It also supports file versioning. |
| It charges comparatively more for additional storage that means it is more costly. | It charges less for additional storage that means it is less costly. |
| It provides full security of data. | It provides more security of data than Google drive. |