Browser audio tools.
Convert, trim, merge, normalize, and edit audio files without sending recordings away.
Work locally, download directly
Work with music, voice recordings, and video soundtracks through a local media engine running on your device.
Audio Converter
Convert audio locally with a lazy-loaded media engine.
Audio Channel Splitter
Export the left and right stereo channels as separate mono audio files.
Silence Generator
Create a precisely timed silent MP3, WAV, or AAC track locally.
Add Cover Art to Audio
Embed fitted JPG, PNG, or WebP artwork in a fresh compatible MP3.
Audio Metadata Editor
Write clean title, artist, album, genre, and year tags into an MP3.
Audio Trimmer
Cut a precise section from common audio files without uploading.
Audio Volume Changer
Lower, mute, or amplify an audio file with local processing.
Audio Speed Changer
Speed up or slow down audio while preserving its pitch.
Reverse Audio
Reverse an entire audio track and export it in a common format.
Normalize Audio Loudness
Balance perceived loudness for podcasts, music, or broadcast.
Audio Waveform Image
Render a custom PNG waveform from a local audio file.
Merge Audio
Join ordered audio files while normalizing their playback format.
Audio Compressor
Reduce audio file size with practical MP3 bitrate presets.
Fade Audio In & Out
Add smooth, equal-duration fades to both ends of an audio track.
Trim Audio Silence
Detect and remove quiet sections from the beginning and end of audio.
Stereo to Mono
Mix left and right audio channels into a single mono channel.
Extract Audio
Save the audio track from a video as MP3, M4A, or WAV.