Hertz

An interactive command line application that helps you to teach yourself to recognise frequencies (in Hz) by hearing alone.

Usage

hertz [-h] [-s SAVEFILE] command

Learn to hear in frequencies.

positional arguments:
  command               Subcommand to run

optional arguments:
  -h, --help            show this help message and exit
  -s SAVEFILE, --save SAVEFILE
                        file to store test results

commands:
  learn                 play sounds and display the frequency
  test                  test your accuracy
  graph                 plot your progress