Media
Compare narration audio with its manuscript and download a timestamped pickup list for missing, extra, or changed wording.
audio-audiobook-manuscript-proofreaderMedia
Split a full mix into stems (drums/bass/other/vocals) and transcribe each to MIDI — a multi-track starting point for transcription
audio-to-multitrack-midiMedia
Compare learner and reference recordings by rhythm, pitch contour, and a rough speech-spectrum proxy.
audio-pronunciation-compareMedia
Shift pitch/formant cues and dynamics to reduce simple speaker-identification cues while preserving duration.
audio-voice-gender-privacy-filterMedia
Preserve SDR AVIF sample precision in a verified 16-bit-per-channel PNG container.
avif-to-16bit-pngMedia
Analyze a chord progression by key, Roman numerals, harmonic function, transposition, and cadence clues.
chord-progression-visualizerMedia
Clarify listening audio with low-frequency cleanup, speech-presence EQ, conservative denoising, and level protection.
audio-assistive-listening-enhancerMedia
Mix an audio-description narration into program audio while ducking the program when narration is present.
audio-audio-description-duckingMedia
Find likely simultaneous speech-like activity by detecting multiple balanced voice-frequency bands.
audio-overlap-speech-detectorMedia
Mark likely acoustic turn changes in speech-range audio and export an approximate turn timeline.
audio-speaker-turn-detectorMedia
Split a long sermon or lecture at reliable silences and optional timestamped topic, applause, or music hints.
audio-sermon-lecture-splitterMedia
Estimate speech clarity from level, noise separation, reverberant tails, high-frequency presence, clipping, and speech-band energy.
audio-speech-intelligibility-score