Arc Mini is an open-source companion to Arc App, offering a subset of Arc's features and additional utility views for inspecting real-time recording and debug information. It serves as a valuable tool for open-source developers and Arc App power users seeking enhanced data insights and real-time timeline recording capabilities. Additionally, it functions as a standalone timeline recording app with export options to GPX and JSON formats.

Integrated with Core Motion, Arc Mini tracks step counts and accelerometer data to identify various activity types like walking, running, or skateboarding. Whether used independently or in conjunction with Arc App, Arc Mini proves to be a versatile tool for users interested in detailed data analysis and real-time recording.