Step 1. Launch this software on your computer, and click Settings in the top right corner to adjust your audio recording parameters. Here, you can choose to record computer audio to MP3, AAC, FLAC An MP3 file is an audio file that uses a compression algorithm to reduce the overall file size. It's known as a "lossy" format because that compression is irreversible and some of the source's original data is lost during the compression. It's still possible to have fairly high quality MP3 music files, though. MP3 (MPEG-1 Audio Layer III) is a format developed specifically for the Internet for fast, high-quality audio transmission and is the most widely used audio file format at the moment. MP3 files are recognized by almost all music playback software on all operating systems. How to convert WAV to MP3: 1. Click the "Choose Files" button to select multiple files on your computer or click the "URL" button to choose an online file from URL, Google Drive or Dropbox. The source file can also be video format. Video and audio file size can be up to 200M. File > Export. Start by selecting N {ONE (ctrl + shift + a) Choose your export options (I usually choose 16Bit 44.1KHz with dithering using Main Outs for CD quality) Hit Export. Verify the quality of the wav and use that to go to MP3. CbB, Platinum, 64 bit throughout. WAV to MP3 Converter. Batch convert wav files to mp3 format online for free. Choose File. Choose files or drag & drop them here. Only you have access to your files. All files will be deleted after one hour. Re-encoding to MP3. If you import an MP3 into Audacity, edit it then export it as an MP3, you will lose quality twice, once in the original MP3 encoding of the imported audio, then again when you export it from Audacity as MP3. So never do production work in MP3, instead work with a lossless format such as WAV, AIFF or FLAC and for final use WAV files are uncompressed copies of the original audio format, which is the major difference between them and MP3 files. As a result, WAV files have excellent sound quality. The audio files converted to the MP3 format are compressed versions of the originals. The file is a reference to various audio files as well as the sound edits applied to them. AUP files are used by the Audacity program to save edited audio files. MPEG-1 or MPEG-2 Audio Layer III, more commonly referred to as MP3, is an audio coding format for digital audio that uses lossy data compression. MP3 files are highly compressed, which means that there is a good amount of data missing from these audio files from a technical standpoint. In fact, the size of an MP3 file is usually roughly a megabyte for every minute of audio, which is one-tenth of the size of a WAV file. That means that the sound will technically be lower quality and have cOANRcP.