Audacity is free open source multi-track recording and editing audio software for Windows, Mac and Linux.You can record live audio through a microphone, mixer and you can also capture streaming audio.
Using this you can import, combine and edit sound files and export to in any file format.It supports 16-bit, 24-bit and 32-bit samples.
To install Audacity on ubuntu, Open your terminal. To open terminal click the Dash home from unity launcher. And type terminal in the search field.And click Terminal. Type the below command in the terminal and hit enter.
sudo apt-get update
Type your ubuntu password.
After that type the below command in terminal to start the Audacity installation.
sudo apt-get install audacity
When asked Type Y and hit enter to continue the installation.
After the successful installation of Audacity restart ubuntu and click the Dash home from unity launcher. And type Audacity in the search field.Then click Audacity.