I just checked on my app updated in Google Play, and I saw an update for HUB on Android. Keep in mind that this update was shown on the Google Pixel XL. This update also includes a dedicated attachment view for email accounts and more as you will see below. When you go into the HUB settings > General Settings you will see Dark theme (Beta) switch > Click it an boom you now have Dark theme available to you!
- Added new dark theme option
- Added dedicated attachment view for email accounts
- Support for viewing .msg attachments
- Added support for integrated WeChat and Line notifications in the Hub
- Improved suggestions when filing emails based on most frequently used folders
- Bug fixes and performance improvements