The Windows Insider app has received an update, bumping it up to version 2015.429.1747.169. Unfortunately there is no changelog included, so it is not known exactly whatis new in this release. We could imagine some general bug fixes, and performance improvements, but we can't be certain.
With the Windows Insider app you can sign up for preview versions of future releases, such as Windows 10, as well as elect to be part of the fast or slow ring for updates. Users can give feedback, collect data, and add comments right from the app, all of which gets sent to Microsoft to improve future versions.
Hit the link below to grab the updated Windows Insider app on your phone now.