spl

SPL is a professional-grade digital sound level meter for iPhone, iPad, and iPod touch. Ideal for audio professionals, it meets ANSI/IEC Type 1 standards with modes (Slow, Fast, Impulse, Peak, Leq), A/C weighting, and 10 octave band filters. Features include calibration, GPS-stamped results, and compatibility with external mics like iTestMic.

Download SPL from the App Store. Open and select measurement mode (e.g., Slow, Fast). Point device mic at sound source or use external mic. Calibrate using settings for accurate readings. Save/export results with AI-driven data organization.