Voice Calculator is a free Android app that makes calculation fast and easy. With its voice recognition feature, you can simply say the formula you want to calculate, and the app will give you the result in no time. The app also provides text-to-speech function, which allows you to listen to the result in audio format.

Voice Calculator uses Google Speech-to-Text and Text-to-Speech engines, ensuring accurate recognition and clear output. The app supports basic operations such as addition, subtraction, multiplication, and division. Additionally, it supports automatic formula correction in major languages and language selection.

Using the app is simple: just tap the speech button, say the formula, and get the result. To turn off speaking results, tap the Speak Results button at the top right. Voice Calculator is a convenient and efficient tool for anyone who needs to perform calculations on-the-go.