HT-UFO is a free Android app developed by Hi-Tech Optoelectronics Co.Ltd in the category of Multimedia and subcategory of Music & Radio. It allows you to control a four-axis aircraft using your mobile phone. With this app, you can watch live video shot by a drone on your phone and save pictures or videos for future viewing.

The app has recently introduced a new way of sorting videos, which makes it easier for users to find the videos they want to watch. Additionally, HT-UFO has adopted a new video storage technology that ensures your videos are saved safely and securely. Overall, HT-UFO is a great app for anyone who wants to control a four-axis aircraft using their mobile phone and watch live video footage from the drone.