Free Audio Tools — 13 Online Utilities

13 tools · Trim, Convert, Normalize

Free audio utilities for everyday post-processing: trim/cut MP3s, convert between MP3/WAV/OGG/M4A/FLAC, compress for upload, merge multiple clips, normalize loudness, and adjust tempo or pitch. Client-side tools keep files on your device.

Edit & Cut · 3

MP3 Cutter & Audio TrimmerTrim or cut uploaded audio with draggable waveform handles, precise preview, …Audio MergerConcatenate multiple MP3, WAV, M4A, OGG or FLAC files into one continuous aud…Audio ReverserReverse any audio file so it plays backwards. Drop MP3, WAV, M4A, OGG or FLAC…

Convert Format · 2

Extract Audio from VideoExtract and save the audio track from any MP4, MOV or WebM video as MP3, WAV …MP3 ConverterConvert audio between MP3, WAV, OGG, M4A and FLAC in your browser. Choose bit…

Compress & Optimize · 1

Audio CompressorShrink MP3, WAV, M4A, OGG and FLAC files by re-encoding at a lower bitrate. C…

Effects & Mastering · 2

Normalize Audio (LUFS)Normalize loudness of MP3, WAV, M4A, OGG and FLAC files using ffmpeg loudnorm…Audio Speed & Pitch ChangerSpeed audio up or slow it down (0.25×–4×) while keeping pitch, shift pitch ±1…

Analyze · 1

BPM DetectorDetect beats per minute from any audio file using Web Audio API. Or use the t…

Record & Test · 2

Audio RecorderRecord with a live waveform, trim the edges, cut unwanted sections, undo edit…Microphone TestTest your microphone online with a live dBFS level meter, waveform, 5-second …

More tools · 2

Speech to TextTranscribe live microphone speech with your browser's Web Speech API, or the …Vocal Remover (Stereo, Center-Channel)Remove vocals from stereo songs by cancelling the center channel. Honest abou…

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Text Tools 61 tools Developer Tools 142 tools Calculators 101 tools Generators 58 tools Data Conversion 35 tools Image Tools 100 tools PDF Tools 43 tools Video & GIF Tools 24 tools
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