Private browser utilities
Local audio tools
Convert, edit, inspect, and record audio in your browser. Your media stays on your device.
Convert audio
MP3 to WAV ConverterDecode an MP3 into an uncompressed WAV file for editing, archiving, or software that expects PCM audio.WAV to MP3 ConverterCompress a large WAV recording into a widely supported MP3 while choosing the output bitrate.M4A to MP3 ConverterConvert an M4A audio file into MP3 for players and workflows that do not accept the MP4 audio container.AAC to MP3 ConverterTurn a raw AAC audio stream into a conventional MP3 file without sending the recording to a server.FLAC to MP3 ConverterCreate a smaller MP3 listening copy from a lossless FLAC source.OGG to MP3 ConverterConvert OGG Vorbis audio into MP3 for broader compatibility with older players and editing software.MP3 to OGG ConverterEncode an MP3 as an OGG Vorbis file for web, game, and open-format workflows.Audio to WAV ConverterDecode a common audio file into a PCM WAV that is straightforward to edit and inspect.MP4 to MP3 ConverterExtract the audio track from a local MP4 video and encode it as an MP3.WebM to MP3 ConverterExtract or convert the audio in a local WebM file into a portable MP3.MOV to MP3 ConverterExtract the first audio track from a local QuickTime MOV file and save it as MP3.Video to MP3 ConverterExtract audio from a video already on your device and encode a local MP3 copy.
Edit audio
Audio TrimmerKeep only the section between your chosen start and end times.Audio SplitterSplit one recording at a chosen timestamp and download both resulting parts.Audio MergerJoin two or more local audio files in the order you select them.MP3 CompressorReduce MP3 file size by encoding at a lower constant bitrate.Audio NormalizerApply loudness normalization for a more consistent listening level.Audio Volume ChangerIncrease or decrease the level of a local audio file by a precise decibel amount.Audio Speed ChangerMake speech or music play faster or slower without changing the pitch.Reverse AudioReverse the decoded audio samples and save the result as a new MP3.Audio Fade In and Fade OutAdd a gradual fade at the beginning, the end, or both.Silence RemoverRemove sustained quiet sections from the beginning, middle, and end of a recording.Stereo to Mono ConverterMix left and right channels into one mono channel for speech, accessibility, or smaller workflows.Mono to Stereo ConverterDuplicate a mono channel into a two-channel stereo file for software that expects stereo input.Audio Sample Rate ConverterResample audio to a standard rate for video, speech, music, or compatibility workflows.
Metadata
Inspect audio
Audio Metadata ViewerInspect tags, duration, codecs, channels, sample rate, and container details without changing the file.Audio Bitrate CheckerRead the encoded bitrate, codec, sample rate, channel count, and duration from a local audio file.Audio Waveform ViewerDecode a local recording and draw an interactive overview of its amplitude over time.