A free program for Android, by Bhrigu Apps.

The Echo voice recorder is an audio recorder that lets you make recordings of your voice or any other sound. These can be played back using the built-in speaker or an external speaker. It has a microphone that is used to record audio.

The recordings are saved to a folder on your device. You can play them back using the player of your choice or by using the built-in speaker.

The recordings can be shared with friends and family. The recordings are saved in wav format.

There is an option to turn the sound effect on or off.

You can use the microphone to record audio.

You can use the built-in speaker to play the recordings.

The sound effect can be adjusted using the audio recorder.

There is an option to change the speed of the sound effect.