Download of DURecorder 1.0.3 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free Mac application is Beijing Xiaoxiong Bowang Technology Co., Ltd. We recommend checking the downloaded files with any free antivirus. The application lies within Design & Photo Tools, more precisely Screen Capture.
From the developer:
DU Recorder is a reliable and easy-to-use screen recorder and stream creator. With DU Recorder, you can record screen videos and save them locally. DU Recorder also allows you to livestream your screen to multiple platforms, such as YouTube, Facebook, Twitch, etc. DU Recorder provides high-definition and smooth recording and streaming experience, which makes it easy to record high-quality videos, video calls and exciting moments in games.
You may want to check out more Mac applications, such as Gyazo: Instant Screen-Grabbing, Screeny or Clarify, which might be related to DURecorder.