Audio & Video
Change Audio Volume & Speed
Upload an audio file, adjust volume and speed (0.5×–2×), preview instantly, then export — all in your browser.
Tap to select or drop an audio file
Private & client-side. MP3, WAV, M4A, OGG supported.
Change Audio Volume and Speed in Your Browser
- Upload an audio file (MP3, WAV, M4A, OGG). Everything runs locally.
- Use the sliders to set Volume (0–400%) and Speed (0.5×–2×).
- Click Play to preview instantly with the waveform.
- Choose output format (MP3 or WAV) and bitrate if MP3.
- Press Export to download a processed file with FFmpeg filters applied.
Part of
Audio & Video Tools
A media workflow cluster for quick audio and video editing tasks without heavy desktop software.
More in this suite
Video Trimmer Online
Quickly select start/end points and export a clean cut with no re-encode if possible.
Extract Audio from Video
Extract Audio from Video — MP3, WAV, M4A (Client-side)
Audio Cutter
Trim audio precisely in your browser.
Mute Video
Remove audio from any video and export a silent MP4/WebM.
Black Screen Video with Audio
Create a black-screen MP4/WebM with your audio track.
Crop/Resize Video
Reframe to 9:16, 1:1, or 16:9 with safe-area guides for social.