Choose or drop a file. Measurement runs inside this page only: no upload, no outside requests. WAV / AIFF / MP3 / M4A. Loudness follows ITU-R BS.1770-4; LRA follows EBU Tech 3342.
Streaming reference: Spotify normalizes playback to -14 LUFS.From Spotify for Artists documentation. It changes with settings and over time, so treat it as a guide.
To turn a track into a 1080×1920 video, see GROOVE METER.