StudioWavePro — Online Audio Editor with 48+ Studio Tools

body { background: #0a0b12; color: #e5e7eb; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; max-width: 800px; margin: 0 auto; padding: 40px 24px; line-height: 1.6; } h1 { color: #818cf8; font-size: 32px; margin-bottom: 16px; } h2 { color: #22d3ee; font-size: 20px; margin-top: 32px; margin-bottom: 8px; } ul { padding-left: 24px; } li { margin: 4px 0; } a { color: #818cf8; } Background Noise Remover — Free Online Audio Tool | StudioWaveProRemove background noise from recordings

Background noise is the #1 complaint about home and field recordings. Fans, air conditioning, traffic outside, keyboards, refrigerators — these constant sounds blend into a recording and are impossible to remove with simple EQ or volume automation.

StudioWavePro's Background Noise Remover uses AI trained on real-world recordings to identify and subtract background noise without affecting the foreground audio. It handles constant sources (fans, AC) as well as variable ones (traffic passing, intermittent noise) that traditional noise profiling tools struggle with.

When to use

Remove fan and air conditioning noise from home studio podcast recordings.
Clean outdoor field recordings affected by wind, traffic, or crowd noise.
Strip keyboard, mouse, and PC fan noise from gaming commentary and screen recordings.
Remove ambient restaurant or café noise from interviews recorded on location.
Clean up phone and tablet recordings made in noisy environments.

How to use

Click "Open Background Noise Remover" to launch the editor.
Upload your audio — MP3, WAV, OGG, M4A, or FLAC.
Choose a preset: Light Cleanup for subtle noise, Podcast Default for most recordings, Heavy Noise for very loud backgrounds.
Click "Remove Background Noise" and download the clean audio.

Tips

For AC and fan noise (constant sources), any preset level works well — the AI handles constant noise cleanly.
For traffic and crowd noise (variable sources), use Podcast Default or heavier — variable noise is harder to separate and benefits from stronger processing.
If you're hearing artifacts on transients (drum hits, consonants), reduce strength slightly.

Frequently asked questions

Can it remove noise that varies in level, like traffic?: Yes. Unlike traditional tools that require a static noise profile, the AI adapts to changing noise conditions frame by frame — making it effective on variable sources like traffic, crowds, and wind.
What file formats are supported?: MP3, WAV, OGG, M4A, and FLAC. The output can be downloaded as WAV or MP3.
Is it free?: Yes, free to use today with no signup required.

StudioWavePro is a complete audio editor with 48+ studio-grade tools in one workspace. Trim, master, EQ, time-stretch, denoise, remove vocals, detect BPM and musical key, generate metronomes, and more. Editing tools

Audio Trimmer — crop a track to a selected region

Mute Section — silence a selected region

Reverse Audio — play the track backwards

Fade In/Out — ramp volume at start or end

Silence Trimmer — strip leading and trailing silence

Silence Gap Inserter — insert silence at a chosen position

Audio Looper — repeat a section N times

Audio Splitter — cut a track into multiple parts

Audio Merger — join multiple files end-to-end

Silence Splitter — auto-split at silent gaps

Crossfade Joiner — join clips with overlapping fades

Time and pitch

Speed Changer — speed up or slow down (with optional pitch preservation)

Pitch Shift — change pitch without changing tempo

Tempo Detector — estimate the BPM of a music track

Key Detector — estimate the musical key

Metronome Generator — create a click track at any BPM

Effects

Volume — make a track louder or quieter

Bass Boost — lift the low end

Treble Boost — lift the high end

Low Pass Filter — cut off high frequencies

High Pass Filter — cut off low frequencies (remove rumble)

Equalizer (3-band) — low / mid / high tonal shaping

Equalizer (10-band) — fine-grained tonal control

Echo — add repeating echoes / delay

Distortion — overdrive, fuzz, and lo-fi grit

Stereo Balance — shift the L/R center of a stereo mix

Stereo Widener — make stereo narrower or wider

Vocal Remover — karaoke (center-channel removal)

Hum Remover — strip 50/60 Hz mains hum

Mastering and analysis

Normalize — maximize volume without clipping

Compressor — even out loud and quiet parts

Loudness Meter — measure peak, RMS, and LUFS

Mono Converter — collapse stereo to mono

Channel Extractor — pull L, R, Mid, or Side

Sample Rate Converter — resample to 44.1, 48, or 96 kHz

Polarity Inverter — flip waveform for phase alignment

DC Offset Remover — center waveform around zero

Audio Visualizer — render an animated video from audio

StudioWavePro supports MP3, WAV, OGG, M4A, and FLAC files. Exports include WAV and MP3. This app requires JavaScript to run. Please enable JavaScript in your browser.