DeciMate SPL

Monitor live sound levels, track session history with a friendly visual companion built for rehearsals, DJ sets, live-sound work, and small venues.

DeciMate SPL helps you monitor sound levels during rehearsals, DJ sets, small events, venue checks, and live-sound work. It turns your iPhone into a practical SPL monitoring companion with a clean real-time meter, calibration tools, threshold alerts, session history, export options, and expressive visual feedback that makes level changes easy to understand at a glance.

Use DeciMate SPL to keep an eye on loudness trends, spot peaks, document sessions, and share live readings across your local network for dashboards and creative workflows.

Features:

• Live approximate SPL monitoring
• Clear circular input meter with threshold-based visual feedback
• Manual calibration offset and quick “Match Reference” calibration
• Adjustable warning, critical, and peak thresholds
• Threshold presets for common monitoring situations
• Fast and slow response modes
• Session history graph
• Detailed session export with live-monitoring values
• Companion animation with fullscreen focus mode
• Screen-awake fullscreen monitoring for visual use during sessions
• DeciMate Live Link for local network JSON streaming
• Optional OSC streaming for dashboards, tools, and live-production workflows

Important: DeciMate SPL uses the device microphone for practical monitoring. It is not a certified Class 1 or Class 2 sound level meter and should not be used as the sole tool for legal, workplace-safety, or compliance measurements.