What's New

A bug has been fixed.

App Description

A frequency Counter is an electronic instrument that is used for measuring frequency. It uses your iDevice microphone for measuring the maximum audio frequency and display it on a graph.

Features:
- Display the maximum audio frequency in Hz.
- Display the maximum audio frequency inside a graph.
- You can hold the mesure.
- The graph can be cleared.

iPhone Screenshots

(click to enlarge)

Audio Frequency Counter FREE screenshot 1

iPad Screenshots

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Audio Frequency Counter FREE screenshot 2

App Changes

  • July 11, 2016 Initial release
  • December 18, 2016 New version 1.1.1