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Open Sound Meter

Sound measurement application for tuning audio systems in real-time
by Pavel Smokotnin

The modern all-around sound analysis app for iPad!
Available on App Store from July 5, 2021

Current version is v1.5.2. Released on September 17, 2025

Simple

Easy to start. Uncomplicated interface, all functions in just one click.

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Available

Pay what you want for desktop version. Every donation is a great help!

Donate

Crossplatform

Desktop version are available for macOS, Windows, and Linux.

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All basic functions

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  • SPL measurements
  • wavelength calculator
  • virtual summation, difference and averaging
  • signal generator
  • automatic check for update

Keep your workspace clean

You can save and open your measurement projects. Each store automatically collects measurement settings.

And something more

Additional features:

  • SPL measurements
  • wavelength calculator
  • virtual summation, difference and averaging
  • signal generator
  • automatic check for update