avtake CutFour is described as 'PROFESSIONAL REAL TIME HD LIVE VIDEO MIXING SOFTWARE
» Up to four live video input support + inputs for title overlay, video player, Image source and screen capture
» Video input interface supports Black Magic Design PCI-E capture cards (Decklink series and Intencity Pr' and is an app in the photos & graphics category. There are more than 10 alternatives to avtake CutFour for Windows, Mac and Linux. The best avtake CutFour alternative is Resolume Avenue. It's not free, so if you're looking for a free alternative, you could try HeavyM or vMix. Other great apps like avtake CutFour are MiniTool MovieMaker, LiVES, Vidiot and GLMixer.