It's more intuitive than setting audio parameters such as audio bitrate or sample rate. The exclusive 'Overall Audio Quality' option on our website is inspired by the 'JPEG Quality' option in image compression. You can use this online audio compressor to compress MP3, compress M4A, compress AAC, compress OGG, compress OPUS, compress WAV, compress WMA, compress MKA or compress AIFF. The output files will be automatically deleted on our server in two hours, so please download them to your computer or save them to online storage services such as Google Drive or Dropbox as soon as possible. You can right-click on file name and click 'Save link as.' to save the file. To compress all output files in a ZIP file, click ' ' icon on the right, then click 'Add to ZIP'. The output files will be listed in the 'Output Files' section. Please be patient while files are uploading or compressing. The batch compression automatically starts when files are uploaded. This audio compressor supports many audio formats such as MP3, M4A, AAC, OGG, OPUS, AMR, WAV, WMA, AU, FLAC, MKA, AIFF or RA. Each audio file size can be up to 200 MB. The settings are optional, you can close 'Settings' section by clicking the 'X' on the right.ĭrag multiple audio files to the 'Choose Files' section. You can also select 'Change specific audio parameters' option to set audio bitrate and sample rate. Overall audio quality value can be 1 (lowest audio quality and highest compression) to 100 (best quality but least effective compression).

Free audio file size reducer online