Download of Biu 1.6 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free software for Mac is atpill.com. The program relates to Communication Tools.
From the developer:
Biu is a free to use Tencent Weibo (Chinese microblogging website) desktop client for Mac OS. This application lives in your menu bar and allows you to send and receive messages instantly. Also with this easy to use program you can read the latest news.
You may want to check out more Mac applications, such as ISL Pronto or Instant Messaging, which might be similar to Biu.