Mac 4K Video Converter by Tipard is a powerful and useful 4K video converting tool. It has the ability to downscale a 4K video or upscale a HD or SD video to 4K on Mac. For instance, it can convert your 4K videos to 1080p, 720p, and even lower resolution on you Mac. It supports to convert 4k video format to another 4K video format and convert a 1080p video to 4K with high video quality. Like other video tools, it has a great editing function too.