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Video & Audio

FFmpeg.wasm tools for converting, trimming, and polishing media locally.

Most tools process directly in your browser — we’ll call out whenever something needs uploads or extra permissions.

Extract Audio from Video

Convert MP4 or MOV files into MP3 audio in your browser.

Visit Extract Audio from Video

Trim Video

Cut the beginning and end of a clip without re-encoding elsewhere.

Visit Trim Video

Rotate or Flip Video

Rotate or mirror a video file using FFmpeg in the browser.

Visit Rotate or Flip Video

Video to GIF Converter

Export short clips to animated GIFs with client-side processing.

Visit Video to GIF Converter

Change Video Resolution

Resize clips to 240p, 360p, 720p, 1080p, or custom dimensions.

Visit Change Video Resolution

Audio Loudness Normalizer

Target LUFS levels and export balanced MP3/WAV masters.

Visit Audio Loudness Normalizer

Images & Graphics Suite

Optimize thumbnails, convert screenshots, and prep artwork to pair with your video content.

Visit Images & Graphics Suite
offlinewebtools.com

A 300-tool library of calculators, converters, and creative helpers that favour running directly in your browser. No accounts, and most tools avoid uploads by working locally.

Built by Offline Web Tools dot com Labs, United States

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