iStopMotion is a multimedia application designed for Mac users to create animation movies by capturing individual frames using a webcam. The software features essential tools such as chroma keying, which allows users to place figures against a digitally generated background, enhancing the creative possibilities. Additionally, the tracing paper feature enables real-time viewing of the previously captured frame, aiding in precise animations.

The application supports continuous frame recording, where users can specify the number of seconds or frames to capture, streamlining the animation process. While iStopMotion offers a robust set of tools for animators, alternatives like FrameByFrame exist, providing a simpler option for creating short animations without as many advanced features.