Spectrum Analyzer

Spectrum Analyzer for iOS is a powerful real-time frequency analyzer. Designed with musicians and recording engineers in mind, it can also be used by anyone interested in the world of sound.


Convert your iDevice into a portable digital oscilloscope! An affordable way to plot audio signals, monitor equipment, analyze events and test circuits. A great learning tool - get the basics of signal measurements without spending several hundreds on a real scope.


ClockMaster is dedicated to the measurement and regulation of mechanical pendulum clocks. The app captures the audible ticks of the clocks escapement and pendulum, and determines the beats per minute and the rate of error in seconds per day fast or slow.

Audio Latency Meter

LatencyMeter measures the real-world Round Trip Latency (RTL) of a given iOS audio system. It functions by playing short test tones while simultaneously recording (listening for) the tones to return back to the input.


MetroTimer is the most accurate metronome app in the App Store. It provides highly accurate audio and visual feedback, and easy to use timer to track your practice sessions.

LED Audio Spectrum

LED Audio Spectrum emulates a classic spectrum analyzer device. The app uses the iPhone's microphone to visualize music through colorful 2D graphics that bounce to the beat!

E-Drum Latency Meter

EDLM iPhone app was developed specifically for measuring latency in electronic drums. It connects to the input and output points of an e-drum system and provides automated and accurate latency measurements.