OBS Studio is a very popular HD video recording tool. It is mainly designed to record video gameplay and stream online. This free and open source screen recorder is compatible with both Windows, Mac and Linux. It provides a simple way to record full screen or custom window without any watermark or time limit.

OBS HD screen recorder is able to record high quality video from computer screen and webcam. Moreover, it allows you to capture sound from your microphone or external speaker. One thing you should know is that, OBS is just a screen and audio recorder, so it doesn’t offer any editing features. Check here to fix OBS black screen issue.

5 Best 4K and 1080p/720p HD Screen Recorders for Windows and Mac: https://www.vidmore.com/record-video/hd-4k-screen-recorder/