Signal Generator is a free Android application developed by WI Consulting under the Utilities & Tools category. It is a Signal/Tone/Frequency Generator that provides multiple waveforms, including Sine, Triangle, Sawtooth, Square, and Noise. The app offers smooth amplitude and frequency control, background operation, and output via audio jack.

Signal Generator's frequency range can be customized via the settings page. To change the range of the frequency slider, click on the settings button located at the top-right corner of the app. The app is easy to use and provides users with accurate frequency signals for various applications. It is a great tool for anyone who needs to generate signals or tones for testing purposes.

Overall, Signal Generator is a useful and reliable app for generating signals and frequencies. It is free to download and use, making it an accessible tool for anyone who needs it. The app is well-designed and offers a range of features that are user-friendly, making it a great choice for both beginners and professionals alike.