Media
Get the first N seconds of an audio file
audio-headMedia
Split audio based on an Audacity-style label file
audio-label-splitMedia
Merge multiple audio files into one
audio-mergeMedia
Compress or remove metadata and embedded artwork to reduce file size
audio-metadata-compressMedia
Generate phase-integrated linear or logarithmic sine sweeps as a mono WAV.
audio-chirp-sweep-generatorMedia
Generate independent left/right waveforms, sweeps, noise or silence as a stereo WAV.
audio-dual-channel-signal-generatorMedia
Check whether a commercial is louder than the programme it accompanies, per the FCC CALM Act rules and ATSC A/85: compare average loudness, grade the excess on the A/85 listener comfort scale, and flag loud-opening “gaming” with momentary-loudness diagnostics.
audio-calm-act-checkerMedia
Check album tracks against the Red Book CD-DA standard: 44.1 kHz / 16-bit / stereo PCM, sample peaks, 4-second minimum tracks, 99-track limit, and disc capacity in sectors.
audio-cd-red-book-checkerMedia
Detect mix-in, drop, breakdown, and mix-out cue points in a music track and export them for Traktor, rekordbox, and CD burners.
audio-dj-cue-point-detectorMedia
Estimate an audio file's chord sequence locally and download CSV, JSON, SVG, and method notes in one ZIP.
audio-chord-progression-detectorMedia
Detect drum-hit transients in an audio loop, slice it into individual hits, and export them as a ZIP with timing and optional MIDI.
audio-drum-loop-slicerMedia
Find exact and near-duplicate audio across uploaded files or a ZIP, including copies saved with different codecs.
audio-duplicate-library-finder