Tool

Make Suno tracks
sound natural.

Remove metallic top-end shimmer, harsh digital texture and synthetic high-frequency artifacts while preserving clarity, air and detail. Built for the artifacts common in Suno and other AI-generated music.

Upload filesHear the differenceFree to start. Studio is $19.99 a month.

2 tokensCosts 2 tokens a run, or use your monthly minutes on any plan. Works with WAV and MP3.

Not a high cut

It finds the artifacts, not the treble.

Low-passing at 12 kHz makes a bad recording duller, not better. This detects the synthetic patterns specifically, so a real cymbal, a breath, a vocal S, a guitar pick and genuine synth air all survive. Then it puts clean air back on top.

  • Metallic high-frequency shimmer
  • Fizzy vocal texture
  • Synthetic sibilance
  • Brittle cymbals
  • Excessive air
  • Unnatural harmonic ringing
  • Phasey high frequencies
  • Warbling and modulation artifacts
  • Harsh transient edges
  • Artificial stereo information
  • Over-bright vocal consonants
AnalysisSuno shimmer detected · High
Vocals82%
Drums47%
Music31%
Bass4%
Shimmer removalAI recommended · 63%

Four modes

Pick a strength, or let it choose.

Light

Keeps most of the original brightness but smooths the obvious artifacts.

Natural

The recommended default. Removes artificial shimmer while keeping clarity.

Warm

More analog-style smoothing and a richer midrange.

Deep Repair

For heavily artificial generations with obvious metallic or fizzy texture.

Stem aware

It repairs the vocal without darkening the kick.

The song is separated first, shimmer is measured on each part on its own, and the restoration is applied where the problem actually is. Then everything is put back together. That beats processing the stereo master blindly, every time.

YOUR SONG Vocals Drums Bass Music FINISHED MASTER
Watch your song become a finished record.Upload › Separate › Mix › Master › Export Upload files →

Then finish it

Restored, then mastered.

Download the restored 24-bit WAV on its own, or send it straight through the mixing and mastering engine and get a finished record back.

Suno is a trademark of its respective owner. Mixing and Mastering AI is not affiliated with, endorsed by or sponsored by Suno. The name is used only to describe the kind of audio this tool is built to repair.

What it costs

Suno Shimmer Remover costs 2 tokens per run. Tokens work across every tool, so one balance covers everything here. A Studio subscription at $19.99 a month includes a monthly allowance and the full engine alongside it.

Common questions

Will it make my track sound dull?

Not if you use the keep-the-air control. The artefact and genuine brightness overlap, so the tool targets the character of the shimmer rather than simply cutting the band it lives in.

Does it work on music that was not AI generated?

It can help with harsh, over-processed digital top end, though it was designed for the specific artefact generative models produce.

  • De-esser (1 token) — Take the harshness off sibilance without dulling the vocal.
  • Noise Reducer (1 token) — Hum, hiss and room tone out, detail left alone.
  • Loudness Meter (free) — Integrated LUFS, loudness range, true peak and RMS, with a plain verdict on headroom and streaming loudness.

Your next record is one upload away.

Start free, hear the whole thing before you pay a cent, and keep the engineer that learns how you like it.