Core promises

Ultra-low-latency monitoring

Immediate audio confidence with RMS and Peak meters in dBFS.

Transparent diagnostics

Clear reporting for microphone authorization and audio engine state.

Professional simplicity

Mute and monitor gain controls with a layout built for clarity.

Editions in review

SIGNAL Mono (Free)

Single-input monitoring for solo streamers, vocal tracking, and quick checks.

RMS and Peak meters in dBFS, mute/unmute, monitor gain, and persisted device and sample rate settings.

Diagnostics report microphone authorization status, audio engine state, and the active Application Support path. Config saved to ~/Library/Application Support/media.maskeda.signal.mono/signal-mono.json.

SIGNAL Multichannel ($19.99)

Professional monitoring for stereo and multi-channel interfaces.

Includes everything from Mono plus per-channel RMS and Peak meters, dual-mono and stereo labeling, and channel-aware diagnostics.

App Store sandboxed. Config saved to ~/Library/Application Support/media.maskeda.signal.multichannel/signal-multichannel.json. Free updates within the SKU.

SIGNAL Pro (Coming Soon)

Planned for advanced routing and studio-grade workflows. Not yet available.

Future direction includes multi-input routing matrices, per-source gain/pan, presets and licensing, MIDI/OSC hardware control, split monitor/stream mixes, and advanced loudness reporting.

Comparison

Edition Price Status Channel support Best for
SIGNAL Mono Free In App Store review Single input Solo creators, quick monitoring checks
SIGNAL Multichannel $19.99 In App Store review Stereo + multi-channel Broadcast, podcasts, studio workflows
SIGNAL Pro Planned Coming soon Advanced multi-input OBS-style studio monitoring

Screenshots

Live captures from the current SIGNAL Mono and Multichannel builds.

SIGNAL Mono main view SIGNAL Mono diagnostics panel SIGNAL Multichannel metering SIGNAL Multichannel diagnostics

Get launch notifications

SIGNAL Mono and Multichannel are in App Store review. Join updates for launch timing.