Download of Inbox2 0.5.0.1 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software lies within Communication Tools, more precisely E-mail Tools.
Inbox2 was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and is compatible with 32-bit systems. The Inbox2 installer is commonly called Inbox2.exe. We recommend checking the downloaded files with any free antivirus. The following versions: 0.5, 0.4 and 0.3 are the most frequently downloaded ones by the program users. This free program was originally developed by Tabdeelee.
From the developer:
Like its original webapp, the Inbox2 beta for Windows does a great job of combining your email, Twitter, Facebook, and other social messages into one sortable stream. It also respects your email labels and stars and adds simple task management tools.
You may want to check out more software, such as SynchPst for Outlook, GcMail or DynAdvance Notifier, which might be related to Inbox2.