1. Backblaze B2 :
Backblaze B2 是由 Backblaze Incorporation 提供的文件托管和云存储服务。它与 Amazon S3 和其他云存储服务几乎没有相似之处。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。它为高级用户提供无限的存储空间。它也被称为 B2 云存储。
2.云我：
CloudMe 是 CloudMe AB 提供的文件托管和云存储存储服务。它提供各种服务，如文件同步、云存储和客户端软件。它由丹尼尔·阿瑟森(Daniel Arthursson) 于 2011 年创立。它最初被命名为 iCloud，但后来被 Apple 收购。它提供 3 GB 的免费存储空间。它为高级帐户提供有限的存储空间。它最大的竞争对手是 Dropbox。
Backblaze B2 和 CloudMe 的区别：
| BACKBLAZE B2 | CLOUDME |
|---|---|
| It is owned by Backblaze Incorporation. | It is owned by CloudMe AB. |
| It was launched in 2015. | It was launched in 2011. |
| It was developed by Backblaze. | It was developed by Daniel Arthursson. |
| It offers 10 GB free storage space. | It offers 3 GB free storage space. |
| It provides unlimited maximum storage space for paid. | It provides limited storage space for paid. |
| Maximum storage size is unlimited for paid. | Maximum storage size is 500 GB here for every paid account. |
| It supports file versioning. | It also supports file versioning but rarely. |
| It may or may not support remote uploading. | It does not support remote uploading. |
| Maximum file size is unlimited. | Maximum file size is 150 MB for free and unlimited for paid accounts. |
| It is less costly as it charges less for additional free storage space. | It is more costly as it charges comparatively more for additional free storage space. |