Frequency and Sweep Generator is a free Android application developed by Freemium Apps. It falls under the Utilities & Tools category and allows users to generate waveforms with frequencies ranging from 1Hz to 22000Hz. The app supports sine, square sawtooth, and triangular sound waves.

One of the main features of Frequency and Sweep Generator is that it allows users to test their hearing. Additionally, the app can be used to test speakers, headphones, and subwoofers. It also has a feature to remove water from speakers. Users can select between logarithmic or linear scale types and can adjust left and right volume balance.