Polarity Audio Delay Checker is a free Android app developed by WORLD GLOBLE APPS. It falls under the category of Utilities & Tools and is a helpful tool for those who want to ensure that their speaker polarity is correct. The app checks the sound polarity at different frequencies and measures the sound level. It also tests the delay level of your audio speakers in your phone.

One of the main features of the app is its ability to test particular left and right stereo or earphone and both stereo and earphone together. This feature is particularly useful for those who want to ensure that their sound system is wired correctly to get the best audio results. With this app, you can easily identify any issues with your speaker polarity and make the necessary adjustments to improve the sound quality.