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.
Initializing WebAssembly Core...
Convert video files between MP4, AVI, MKV, MOV, WMV, FLV, WebM, 3GP, MPEG, and VOB formats with format auto-detection.
Extracts the audio track from uploaded video files (MP4, MOV, AVI, WebM) and encodes it as a high-quality MP3 file.
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. Handles files up to 500MB.
Convert between MP3, WAV, FLAC, OGG, M4A, and AAC audio formats. Pick any input and output format — your files never leave your device.
Convert between PNG, JPG, WebP, HEIC, and AVIF image formats. Pick any input and output format — your files never leave your device.
Video Format Converter lets you 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.. Everything runs inside your browser — nothing is uploaded to a server. It works on any device with a modern web browser.
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. It's ideal for developers, designers, and anyone who needs to convert between mkv, mp4, mov, webm, and avi video formats without installing software or sending data to external servers.
Direct text entry, file upload, or URL-based input — depending on the tool. Common file formats are supported for upload-based tools.
Yes. After the initial page load, Video Format Converter runs entirely on your device with no internet connection needed. All processing is done locally.
Common formats include MP4, MOV, AVI, WebM, MKV, and GIF. The exact list varies by tool.
Processing time depends on file size, your device's CPU, and the operation. Most conversions complete within seconds to a few minutes.
Quality depends on your selected settings. Higher bitrate and resolution presets produce better quality but larger file sizes.
Yes. All video processing uses FFmpeg WASM running locally in your browser. No uploads or servers involved.
There's no imposed limit, but files over 500MB may require significant RAM and could perform slowly on older devices.
Video to MP3 Converter
Extracts the audio track from uploaded video files (MP4, MOV, AVI, WebM) and encodes it as a high-quality MP3 file.
Crop Video
Crop the visual area of your MP4 video entirely in the browser.
Video Compressor
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. Handles files up to 500MB.
Video to GIF
Convert MP4/WebM to GIF animations. Max 500MB input.
Subtitle Translator
Accepts SRT or VTT subtitle files and translates their text content into any of 100+ target languages while preserving exact timing codes and frame.
Subtitle Generator
Generate SRT files from video.