BlackBox Audio Recorder
BlackBox is an always-on audio recorder for macOS. It runs quietly in your menu bar, continuously capturing audio from any input device and saving uncompressed WAV files to your Mac.
Built for musicians, podcasters, sound designers, and anyone who never wants to miss a moment of audio.
Features
- Menu bar app – stays out of your way until you need it
- Continuous recording with automatic file rotation (no audio lost on crash)
- Configurable bit depth: 16-bit, 24-bit, or 32-bit WAV
- Records at your device’s native sample rate
- Multi-channel support – record up to 64 channels from pro audio interfaces
- Split mode – one WAV file per channel for easy mixing
- Real-time level metering per channel
- Automatic silence gate – pauses recording during silence
- Disk space monitoring – stops safely before your drive fills up
- Lock-free audio engine – zero-drop recording even under heavy system load
- Fully offline – no accounts, no cloud, no telemetry
Requires macOS 15.0 (Sequoia) or later.
Links