Free Online Audio Tools
Your complete browser-based audio editor. No install, no sign up. 26 professional audio tools including voice changer, EQ, bass booster, MP3 cutter, metronome, online tuner, and more — all free and processed in your browser.
Complete Audio Toolkit
Metronome
Professional metronome with 20-300 BPM, tap tempo, time signatures, and subdivisions for practice.
NewOnline Tuner
Chromatic pitch detector for guitar, bass, ukulele, violin, and more. Real-time detection via microphone.
NewPitch Shifter & Voice Changer
Change your voice instantly with 6 presets: Chipmunk, Deep Voice, Helium, Darth Vader, and more.
Available NowEqualizer
Fine-tune frequencies for perfect sound. Control bass, mid, and treble bands with professional presets.
Available NowBass Booster
Enhance low frequencies instantly. Perfect for music, podcasts, and headphones without distortion.
Available NowMP3 Cutter
Cut, trim, and slice audio files with millisecond precision. Perfect for podcasts and videos.
Available NowStereo Panner
Pan audio left, right, or center with precise control. Create spatial audio effects instantly.
Available NowReverse Audio
Play your audio backwards for creative effects. Perfect for sound design and music production.
Available NowMore Audio Tools
Tempo Changer
Speed up or slow down audio without changing pitch. Perfect for practice, podcasts, and remixing.
Available NowAudio Normalizer
Normalize audio volume to a consistent level. Perfect for podcasts, music, and video production.
Available NowAudio Joiner
Merge multiple audio files into one. Combine intros, episodes, and tracks seamlessly.
Available NowAudio Splitter
Split audio files into multiple parts. Divide by equal parts, time intervals, or custom points.
Available NowAudio Fade
Add smooth fade in and fade out effects. Choose from linear, exponential, or logarithmic curves.
Available NowAudio Converter
Convert audio between formats (WAV, MP3, OGG). Adjust sample rate, channels, and bit rate.
Available NowRingtone Maker
Create custom ringtones for iPhone and Android. Preset durations and fade effects included.
Available NowVoice Recorder
Record audio from your microphone instantly. High-quality WAV export with live waveform.
Available NowAdvanced Audio Tools
Audio Compressor
Compress audio dynamics for consistent volume. Adjustable threshold, ratio, attack, and release.
Available NowAudio Silence Remover
Automatically detect and remove silence from audio files. Adjustable threshold and duration.
Available NowNoise Reducer
Remove background noise from audio. High-pass, low-pass filters, and noise gate included.
Available NowVolume Booster
Increase audio volume up to 20dB with anti-clipping protection. Boost quiet recordings safely.
Available NowVocal Remover
Remove vocals from songs to create karaoke tracks and instrumentals. Extract acapella vocals.
Available NowAudio Effects
Add reverb, echo, and delay effects to your audio. Professional presets for quick application.
Available NowAudio Visualizer
Visualize audio spectrum from 0Hz to 16kHz with 7 modes: bars, circular, wave, spectrogram, mirrored, radial, and dots.
Available NowWhite Noise Generator
Generate white, pink, brown, blue, and violet noise for sleep, focus, and relaxation.
Available NowBPM Detector
Find the BPM of any song automatically or use tap tempo. Perfect for DJs and producers.
Available NowTone Generator
Generate sine, square, triangle, and sawtooth waves from 20Hz to 20kHz for testing and calibration.
Available NowHow to Use ChangerAudio
Choose Your Tool
Select from our suite of 26 free audio tools: Pitch Shifter, Equalizer, Bass Booster, MP3 Cutter, Stereo Panner, Reverse Audio, Tempo Changer, Normalizer, Joiner, Splitter, Fade, Converter, Ringtone Maker, Voice Recorder, Compressor, Silence Remover, Noise Reducer, Volume Booster, Vocal Remover, Audio Effects, Audio Visualizer, White Noise Generator, BPM Detector, Tone Generator, Metronome, and Online Tuner. No install needed.
Upload Your Audio
Drag and drop or click to browse. We support MP3, WAV, FLAC, OGG, M4A, WebM, AIFF, and MP4 formats.
Customize Settings
Adjust parameters, apply presets, and preview changes in real-time directly in your browser.
Export & Download
Click "Export & Download" — your file is processed locally and ready instantly as a high-quality WAV.
Why Use ChangerAudio?
No Sign Up
No account needed. No email required. Just open and use instantly.
No Install
Works directly in your browser. No software, no plugins, no downloads.
100% Free
No watermarks, no hidden limits. Forever free for personal and commercial use.
Works Everywhere
Desktop, mobile, tablet. No installation required on any device.
Frequently Asked Questions
Is ChangerAudio free to use?
Yes, all 26 audio tools are 100% free. No sign up required, no watermarks, and no usage limits.
Do I need to install any software?
No! ChangerAudio works entirely in your browser. No install, no download, no software required. Just open the page and start editing.
What audio formats are supported?
We support MP3, WAV, FLAC, OGG, M4A, WebM, AIFF, and MP4 formats for input. Export is always in high-quality WAV format.
What is the maximum file size?
The maximum file size is 50MB. This limit depends on your browser's available memory.
What tools are available?
Currently available: Pitch Shifter, Equalizer, Bass Booster, MP3 Cutter, Stereo Panner, Reverse Audio, Tempo Changer, Audio Normalizer, Audio Joiner, Audio Splitter, Audio Fade, Audio Converter, Ringtone Maker, Voice Recorder, Audio Compressor, Audio Silence Remover, Noise Reducer, Volume Booster, Vocal Remover, Audio Effects, Audio Visualizer, White Noise Generator, BPM Detector, Tone Generator, Metronome, and Online Tuner. All tools are free and work directly in your browser.
Can I use the output commercially?
Yes, all exports are royalty-free. You can use them for personal or commercial projects.