Audacity 64-bit is a powerful audio editor for playing, importing, exporting, and recording audio file formats including WAV, AIFF, MP3, and more. The feature-packed software is developed using open-source code and hence is free to use. You can even use the tool to edit audio files, mix multiple tracks, and apply effects to sound recordings. Audacity lets you export or saves the edited audio to different audio formats. It can import and export WAV, AIFF, MP3, and OGG files. Audacity can be used for post-processing of all types of audio, including podcasts by adding effects such as normalization, trimming, and fading in and out. Download Audacity 64-bit free for Windows.