The Sense 7 UI is the latest one from the Taiwan based tech giant, and it focuses largely on personalization. There is a theme generator onboard and it lets users create customized theme using a photo. There is a home screen widget called HTCSense Home Launcher that makes use of context sensitive details to display apps and functionality that based the location and time. This feature does not require a manual setup that makes it more interesting, but you can pin certain apps that should appear when you are in a particular location.
Recommended: MWC 2015: HTC One M9 with 20 MP Rear Camera and Snapdragon 810 Official, Coming to India in March
The other interesting features of Sense 7 UI include content sensitive information display on the lock screen BlinkFeed. Also, there is a new OneGallery app that appears to be designed to facilitate easier tracking of photos located in different devices and cloud storage services as well. The photos in this new gallery application are editable and searchable using image, data and tag.