DiGiPro SPL Audio Analyzer v4.0.1 Complete set of tools for environmental sound measurement and analysis, designed for Android devices
Purchased version of the app priced at $1.99 on Google Play

Fortunately, nowadays smartphones have become powerful enough to be used for various general and even specialized applications. The presence of various sensors and high processing power allows developers to create heavy and specialized software for mobile operating systems. Today, we present another professional software. DiGiPro SPL Audio Analyzer is a comprehensive and very powerful sound analysis application designed for the Android operating system, developed by Gaia Consulting software group and released at a price of $1.99 on Google Play. This app provides all the functions of a sound level meter and a real-time spectrum analyzer right on your smartphone.

Some features and capabilities of the DiGiPro SPL Audio Analyzer for Android:

  • SLM: Traffic noise or environmental noise analysis (TNI, dBA/dBB/dBC, Leq)
  • RTA: Frequency response analysis of audio equipment (spectrum, octaves, peaks, RMS)
  • Measurement on SPL scale
  • 3 measurement modes (dynamic, average, cumulative)
  • 3 weighting filter curves: dBA, dBB, dBC according to DIN-IEC 651
  • Quick and easy calibration screen
  • Sound level chart over time axis
  • Current dB value, average (Leq), minimum and maximum display
  • Leq (broadband, RMS observation period)
  • Sound level distribution chart
  • Cumulative sound level chart
  • Display of current value, Leq, L90, L50, and L10 values
  • TNI (Traffic Noise Index) display
  • Export measurements and charts in png and csv formats
  • Tested with Samsung Galaxy devices
  • Share text values and screen bmp
  • 5 spectrum measurement modes (dynamic smoothing, average, peak, median, and mean)
  • Sound level chart versus linear frequency
  • Sound level chart versus logarithmic frequency (HzLog)
  • 1/1 octave band chart
  • 1/3 octave band chart
  • Microphone equalizer (internal or external) in 1/1 octave groups
  • Calibration in 1/1 Octave band
  • 2 spectrum displays (panel and chart, panorama chart)
  • Tap or swipe to select the appropriate frequency step
  • Long press to zoom in
  • 4 values displayed against the selected frequency component (current, Leq, max, min)
  • Leq (octave, RMS observation period)
  • Leq (selected frequency, RMS observation period)
  • Adjustable FFT size (up to 8192, accuracy about 5 Hz), adjustable FPS (up to 20)

The DiGiPro SPL Audio Analyzer app is a very complete and excellent tool for environmental sound analysis that can eliminate the need for specialized devices. Note that most smartphones do not detect sounds below 20 dB or above 100 dB, so measurements are limited to this range. DiGiPro SPL Audio Analyzer has earned a 4.3 out of 5.0 rating from Google Play users. You can now download the purchased version of this app with all features and capabilities completely free from DroidCove.

Version changes v4.0.1:

* Fixed several minor issues

DiGiPro SPL Audio Analyzer