If you have some 4K videos and want to play them on your phone and more portable devices, you can choose to convert these 4K resources to 1080p. With the assistance of this 4K Video Converter, you can easily achieve the 4k to 1080p HD conversion with only 3 clicks. Meanwhile, 4K is not only an input format, but also an output format. That is, you can upscale your 1080p videos to 4K with this 4K UHD Converter.