Audio & Speech
41 tools · No registration · Temporary file processing
Voice Noise ReductionAudition simple or local voice-model noise reduction, then export the full audio while preserving its sample rate, channels and duration.MP3 · WAV · M4A · OGG · FLAC · AACAudio Trimmer, Repeater & ReverserTrim, repeat and reverse audio or the first audio track of common video files, with ordered segments, 0.5–4x speed, 0–300% volume and MP3/WAV/M4A/FLAC/AAC exports.MP3 · WAV · M4A · OGG · FLAC · AAC · OPUS · AC3 · OGA · AIF · AIFF · AIFC · AU · SND · WMA · MP2 · MKA · M4B · MP4 · MOV · MKV · WEBM · AVI · WMV · FLV · MPG · MPEG · M4V · 3GP · 3G2Audio Loudness NormalizerNormalize audio loudness in batches. Set LUFS and true peak targets with sliders, compare real waveforms and measurements, preview A/B and download MP3 or WAV.MP3 · WAV · M4A · OGG · FLAC · AACAudio Converter & CompressorBatch audio conversion, compression, pitch-preserving 0.25–4x speed and 0–300% volume, with nine output formats, the first video audio track, per-file settings, PCM parameters and ZIP downloads.MP3 · WAV · M4A · OGG · FLAC · AAC · OPUS · AC3 · OGA · AIF · AIFF · AIFC · AU · SND · WMA · MP2 · MKA · M4B · MP4 · MOV · MKV · WEBM · AVI · WMV · FLV · MPG · MPEG · M4V · 3GP · 3G2 · PCM · RAWAudio MergerReorder, trim and join audio or the first audio track of videos, with silent gaps or crossfades. Export MP3, WAV, M4A, OGG, FLAC, Opus, AAC, AC3 or PCM.MP3 · WAV · M4A · OGG · FLAC · AAC · OPUS · AC3 · OGA · AIF · AIFF · AIFC · AU · SND · WMA · MP2 · MKA · M4B · MP4 · MOV · MKV · WEBM · AVI · WMV · FLV · MPG · MPEG · M4V · 3GP · 3G2Audio Speed ChangerChange audio speed while preserving pitch, preview waveform selections, compare the actual result and export MP3 or WAV.MP3 · WAV · M4A · OGG · FLAC · AACMultitrack Audio MixerOverlay music, voice or recordings on a main track. Set independent trims, insertion times, fades and levels, then export in nine formats.MP3 · WAV · M4A · OGG · FLAC · AAC · OPUS · AC3 · OGA · AIF · AIFF · AIFC · AU · SND · WMA · MP2 · MKA · M4B · MP4 · MOV · MKV · WEBM · AVI · WMV · FLV · MPG · MPEG · M4V · 3GP · 3G2Vocal & Instrumental SeparatorSeparate vocals and backing music with a local model, audition synchronized stems, and download WAV, MP3 or ZIP.MP3 · WAV · M4A · OGG · FLAC · AACAudio Waveform ViewerExplore the waveform, locate audio segments and mark important moments. View separate channels, drag both selection handles to loop audio, and export a waveform PNG.MP3 · WAV · M4A · OGG · FLAC · AACText to SpeechEnter Chinese, English or mixed paragraphs, set voices, speed and pauses, preview, and synthesize MP3 or WAV.JSONAudio to TextUpload or record audio, recognize Chinese and English locally, review segments with a waveform, and export TXT, SRT or VTT.MP3 · WAV · M4A · OGG · FLAC · AAC · WEBM · MP4 · JSONMp3 To WavConvert MP3 audio to WAV (16-bit PCM output). Check the result after encoding.MP3Mp3 To FlacConvert MP3 audio to FLAC (FLAC output). Check the result after encoding.MP3Mp3 To AacConvert MP3 audio to AAC (AAC output). Check the result after encoding.MP3Mp3 To Ac3Convert MP3 audio to AC3 (AC-3 output). Check the result after encoding.MP3Mp3 To OggConvert MP3 audio to OGG (Vorbis output). Check the result after encoding.MP3Wav To Mp3Convert WAV audio to MP3 (MP3 output). Check the result after encoding.WAVWav To FlacConvert WAV audio to FLAC (FLAC output). Check the result after encoding.WAVWav To AacConvert WAV audio to AAC (AAC output). Check the result after encoding.WAVWav To Ac3Convert WAV audio to AC3 (AC-3 output). Check the result after encoding.WAVWav To OggConvert WAV audio to an OGG file and check playback and compatibility.WAVFlac To Mp3Convert FLAC audio to MP3 (MP3 output). Check the result after encoding.FLACFlac To WavConvert FLAC audio to WAV (16-bit PCM output). Check the result after encoding.FLACFlac To AacConvert FLAC audio to AAC (AAC output). Check the result after encoding.FLAC