Playground utility
Convert images, export audio as WAV, MP3, or FLAC, and transcode video to MP4, WebM, MOV, MKV, or AVI. Files stay local in the browser.
Local media converter
Drop an image, audio file, or video. Native browser APIs handle the quick paths; FFmpeg.wasm loads on demand for heavier audio and video conversions. Warning: audio and video conversion runs locally on your device. Heavy conversions may reduce performance or cause overheating depending on your hardware.
Preview
Details, controls, and output downloads appear after the browser identifies the file type.
Image preview
Audio preview
Video preview
Useful online file converters often require an account or are hosted on websites with questionable privacy and security practices, along with slow upload times or tiny usage limits. This page is made for fast local conversions with privacy and speed in mind. If you don’t want to take my word for it, you can always check the repository yourself :3 (or have an LLM inspect it for you…).
Images convert through canvas to PNG, JPEG, or WebP when the browser can decode the input. Audio can export as WAV, MP3, or FLAC, and video supports MP4, WebM, MOV, MKV, AVI, and frame export.