Upload any track. Get a severity-graded diagnosis in seconds — frequency balance, loudness, dynamics, stereo width, and a mix score. Know exactly what to fix before sending to mastering.
Check My Mix Free →3 free checks per month · No signup required · Results in seconds
8-band spectral analysis showing exactly where your mix is too bright, too dark, or has muddy build-up in the low-mids.
Integrated LUFS, true peak, and loudness range — checked against Spotify, YouTube, Apple Music, and Tidal targets.
Crest factor and dynamic range measurements to catch over-compression before it ruins your master.
Stereo width and correlation analysis to detect phase issues, narrow mixes, or over-wide imaging that collapses in mono.
Compare your mix against 18 genre profiles — Pop, Hip Hop, EDM, Rock, R&B, Metal, and more — to see how you stack up.
A single number that summarizes overall mix quality, calculated from weighted analysis of every metric above.
Drop any audio or video file — WAV, MP3, FLAC, MP4, up to 50 MB. No account needed.
In seconds, see every issue graded Critical, Moderate, Minor, or Ideal — with specific fix recommendations.
Apply the fixes you want with one click using real DSP processing, then download your corrected file. Or send the report to your mastering engineer.
3 free checks per month. No signup. No credit card. Results in seconds.
Upload Your Mix →Yes. You get 3 free mix checks per month with no signup required and no credit card on file. Each check analyzes frequency balance, LUFS loudness, true peak, dynamic range, stereo width, and genre fit, then returns a severity-graded diagnosis with actionable fixes.
MixDiagnose accepts WAV, MP3, FLAC, M4A, AAC, OGG, AIFF, WMA, and AU files, plus video files (MP4, MOV, AVI, WebM, MKV) — up to 50 MB. Audio is extracted from video files automatically.
Each free mix check returns integrated LUFS, true peak, loudness range, frequency balance across 8 bands, stereo width and correlation, dynamic range and crest factor, genre reference match, and a mix score from 0–100. Every issue is graded Critical, Moderate, Minor, or Ideal with a specific one-click fix.
No. MixDiagnose runs entirely in your browser. Upload your file, wait a few seconds for analysis, and review your diagnosis online. Nothing to download or install.
LANDR and eMastered apply automated mastering without telling you what is wrong. MixDiagnose performs a diagnostic mix check first — identifying specific issues with severity grades — so you understand your mix before sending it for mastering. You can apply fixes individually and download the corrected file.
Yes. MixDiagnose supports 18 genre references including Pop, Hip Hop, R&B, EDM, Rock, Acoustic, Jazz, Trap, Lo-Fi, Metal, Latin, Country, Afrobeats, K-Pop, Classical, Synthwave, Ambient, and more. Your mix is compared against the genre's ideal ranges for loudness, frequency balance, and dynamics.