Extracts the audio track from uploaded video files (MP4, MOV, AVI, WebM) and encodes it as a high-quality MP3 file. No signup or account required.
Crop the visual area of your MP4, MOV, AVI, or WebM video directly in the browser with preset aspect ratios or custom selections. No signup or account required.
Reduces MP4, MOV, and WebM video file sizes using configurable CRF (Constant Rate Factor) encoding, resolution scaling, and bitrate control. Includes a quality preview before processing. Everything runs locally in your browser — nothing is uploaded.
Convert MP4 video files to WEBM format directly in your browser. 100% free, private — your files never leave your device.
Extracts the audio track from MP4 video files and saves it as a standalone MP3 file. All processing runs locally in your browser with FFmpeg WASM — nothing is uploaded.
Extract the audio track from QuickTime MOV files and convert it to MP3 format. All processing runs locally in your browser with FFmpeg WASM — nothing is uploaded.
MP4, MOV, AVI, WebM, MKV, and other common video formats. The tool extracts the audio track and encodes it as MP3.
Yes. You can select from common bitrates (128kbps, 192kbps, 256kbps, 320kbps) to balance file size and audio quality.
Quality depends on the bitrate you choose. 320kbps produces near-original quality. Lower bitrates reduce file size but may introduce audible artifacts.
There's no imposed limit, but very large files (1GB+) may require significant RAM and could process slowly on older devices.
Yes. After the initial page load, the converter uses FFmpeg WASM running locally. No internet connection needed during conversion.
Video Format Converter
Convert between MKV, MP4, MOV, WebM, and AVI video formats. Pick any input and output format from the dropdown — your files never leave your device.
Mute Video
Remove audio from a video completely, replace it with a new audio track, or adjust the volume. Perfect for creating silent videos, adding background music, or fixing audio levels.