utils logo UTILS
Free online tools to generate, calculate,
convert, format, encode, and play.
 

Audio Utils

A complete suite of browser-based audio utilities. Edit, analyze, generate, and convert sound files — no uploads, no installs. Everything runs client-side in your browser.

Record & Play
Audio Player
Full-featured player with playlist support, shuffle, repeat, and advanced playback controls.
Audio Recorder
Record high-quality audio from your microphone with real-time visual feedback and instant download.
Audio Transcriber
audio transcriber. Upload an audio or video file, or record from your microphone, and get a text transcript using Whisper AI running entirely in your...
Edit & Transform
Audio Converter
Convert between MP3, WAV, OGG, M4A, FLAC, AAC and more. All processing happens in your browser.
Audio Trimmer
Remove unwanted sections from the start or end of any audio file with visual waveform selection.
Cut Audio
Select and extract specific segments from audio files using an interactive waveform display.
Join Audio
Merge multiple audio files into a single file. Drag to reorder, then combine and download.
Pitch Shifter
Shift audio pitch up or down while maintaining the original duration and tempo.
Volume Adjuster
Increase or decrease audio volume levels with precise control and real-time preview.
Analyze & Visualize
Decibel Meter
Measure ambient noise levels in real time using your microphone. Visual meter with peak detection.
Spectrum Analyzer
Real-time frequency analysis with spectrum display and zoomable spectrogram visualization.
Waveform Viewer
Visualize audio amplitude over time with zoom, scroll, and synchronized playback controls.
Generate & Tune
Instrument Tuner
Tune guitar, bass, violin, ukulele, or any instrument using your microphone with real-time pitch detection.
Noise Generator
Generate white, pink, and brown noise for focus, relaxation, sound masking, or audio testing.
Tone Generator
Generate sine, square, sawtooth, and triangle waves at any frequency. Great for testing and calibration.

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