Audacity

Audacity is a powerful, free, open-source audio editor and recorder available for Windows, macOS, and Linux. It offers a comprehensive suite of tools for recording live audio, digitizing imported recordings, and editing audio files with features like cut, copy, paste, and delete. Audacity supports multiple audio formats, including WAV, AIFF, FLAC, and OGG Vorbis, and allows for high-quality resampling and dithering. The software includes a range of built-in effects such as noise reduction, pitch and tempo adjustment, equalization, and reverb, and supports VST, LV2, and Nyquist plugins for extended functionality. Users can visualize audio with spectrogram views, apply real-time effects, and utilize batch processing for efficiency. Additionally, Audacity's interface is user-friendly, featuring intuitive tools like the selection and envelope tools, and it supports non-destructive editing, making it a versatile choice for both beginners and professionals in audio editing and production.