Frequency generator is a simple Android application which allows you to generate waveform with frequency between 1Hz to 22000Hz, it supports sine, square sawtooth and triangular sound waves. Features: • Test your hearing • Test your speakers, headphone and subwoofers. • Remove water from speakers • Supports decimal precision, you can use decimal precision to generate accurate sound generation. • You can select between logarithmic or linear scale types. • Change +/- step values for increase