smartcut can cut video files in many different formats and codecs with only minimal recoding around the cutpoints (a.k.a. "smart cut").
This means that you can cut even long video files in seconds!
In contrast, Smart Media Cutter is fully-featured linear video editor with a lot more features like: Easy to use GUI, Transcript based editing (edit videos like text documents), Automatic silence cutting, Export timeline to editors like Resolve & Premiere and a generous free tier.