Locale X is a major new version. For all of the new features in Locale X, please see the Locale X release announcement. 10.0.605 is a minor update with the following improvements:

App launches are about 50% faster
Improved reliability of the home screen
Eliminated flicker during app launch for Android 11 and later
Improved support for Android 14
Reduced app download size by 20%
Reduced memory usage

Note: As a normal part of our release process to ensure high quality, updates to Locale X roll out in phases over a multi-week period. It may take some time before a specific update becomes visible to you.